Bond paper photocopying machine

Claim 2

In a xerographic bond paper photocopying machine, the combination of a pair of spaced, upwardly extending paper guide members for guiding a sheet of copy paper therebetween and terminating upwardly in paper delivery ends, a horizontal document window disposed above said paper delivery ends, said guide members having flared apart lower end portions, a horizontal paper tray adapted to hold a stack of precut bond copy paper laterally spaced in a predetermined direction from one side of said members, means including a paper guide extending from said tray and comprising an upwardly curved end portion terminating between said flared lower end portions for feeding a sheet of paper from a stack in said tray in a direction opposite to said predetermined direction toward and upwardly between said guide members, a bond copy paper roll holder adapted to hold a roll of paper laterally spaced in a direction opposite to said predetermined direction from the opposite side of said members, means dispoSed adjacent said holder and between said holder and said paper guide members for drawing paper from such roll and severing from the paper from such roll a sheet of predetermined length from the advancing end of such paper, paper guide means for such severed sheet disposed between said paper drawing and severing means and said guide members and means for advancing such sheet into and along said guide means, said paper guide means extending in said predetermined direction away from said paper drawing and severing means and toward said guide members and including a final upwardly curved guide portion terminating between said flared lower end portions for feeding such severed sheet toward and upwardly between said guide members, a paper sheet delivery roller disposed above said lower end portions and below said paper delivery ends for nippingly engaging a sheet so fed between said members from said paper guide means or from said paper guide, first actuating means for actuating said drawing and severing means and said advancing means, second actuating means for actuating said sheet feeding means, and means for selectively operating one and the other of said first and second actuating means.

Claim 3

In a xerographic copy machine comprising a paper tray for receiving a stack of precut bond copy paper sheets of uniform size, a master electrostatic image element, means to charge said element from an original document and to apply toner thereto, said element being adapted to receive a single sheet of said copy paper in registering contact therewith while such sheet receives toner corresponding to the electrostatic image on said master element, a paper sheet guide having a receiving end and a delivery end for receiving a sheet of paper from said stack at its receiving end and directing such sheet to its delivery end, said delivery end being disposed adjacent said element, said guide having an intermediate portion between its said ends, a sheet feeder engageable with one sheet at a time seriatim of said stack operable to advance such one sheet from said stack into said receiving end to said intermediate portion of said guide, conveying means at said intermediate portion engageable with the sheet introduced thereinto by said feeder movable in a direction to convey the sheet along said guide through said intermediate portion to and projectingly beyond said delivery end, means for moving said toner-carrying master element into registering contact with a sheet issuing from said delivery end, means to transfer toner from said element to said sheet while in such registering contact, and sequencing switch means for actuating said conveying means, said master element moving means, and said charging means in predetermined relation and including a sensing switch for sensing the arrival of the leading edge of a sheet at a predetermined location between said conveying means and said delivery end, said sensing switch being operative to stop said conveying means upon such arrival, said sequencing switch means including means for subsequently re-starting said conveying means in coordination with operation of said master element moving means thereby to register said leading edge at a predetermined part of the toner-carrying master element, the improvement comprising, means for mounting a roll of paper, roll paper guide means having a receiving end portion adjacent said roll and a delivery end adjacent said intermediate portion, transport means comprising a first element adapted and positioned to engage the end of the paper from said roll and operative to advance paper from said roll into said receiving end portion of said roll paper guide means and said transport means further including a second element spaced along said roll paper guide means from said first element toward said delivery end for advancing paper into said intermediate portion of said guide means and into engagement with said conveying means, a knife disposed along said roll paper guide means between said receiving end portion and said seCond element, paper edge sensor means disposed at a predetermined location along said roll paper guide means between said second element and said delivery end of said roll paper guide means responsive to arrival of the leading edge of the paper from said roll to actuate said knife thereby to sever a sheet of predetermined length from said roll of paper, manually operable mode selecting means for energizing said first element of said transport means and concurrently disabling said sheet feeder and selectively operable to disable said first element and to energize said sheet feeder thereby to select between feeding of sheets from said stack and feeding and severing of sheets from said roll, said second element of said transport means being connected to said conveying means for concurrent starting and stopping operation therewith.

Claim 4

In a xerographic copy machine comprising a paper tray for receiving a stack of precut bond copy paper sheets of uniform size, a master electrostatic image element, means to charge said element from an original document and to apply toner thereto, said element being adapted to receive a single sheet of said copy paper in registering contact therewith while such sheet receives toner corresponding to the electrostatic image on said master element, a paper sheet guide having a receiving end and a delivery end for receiving a sheet of paper from said stack at its receiving end and directing such sheet to its delivery end, said delivery end being disposed adjacent said element, said guide having an intermediate portion between its said ends, a sheet feeder engageable with one sheet at a time seriatim of said stack operable to advance such one sheet from said stack into said receiving end to said intermediate portion of said guide, conveying means at said intermediate portion engageable with the sheet introduced thereinto by said feeder movable in a direction to convey the sheet along said guide through said intermediate portion to and projectingly beyond said delivery end, means for moving said toner-carrying master element into registering contact with a sheet issuing from said delivery end, means to transfer toner from said element to said sheet while in such registering contact, and sequencing switch means for actuating said conveying means, said master element moving means, and said charging means in predetermined relation and including a sensing switch for sensing the arrival of the leading edge of a sheet at a predetermined location between said conveying means and said delivery end, said sensing switch being operative to stop said conveying means upon such arrival, said sequencing switch means including means for subsequently re-starting said conveying means in coordination with operation of said master element moving means thereby to register said leading edge at a predetermined part of the toner-carrying master element, the improvement comprising, means for mounting a roll of paper, roll paper guide means having a receiving end portion adjacent said roll and a delivery end adjacent said intermediate portion, transport means comprising a first element adapted and positioned to engage the end of the paper from said roll and operative to advance paper from said roll into said receiving end portion of said roll paper guide means and said transport means further including a second element spaced along said roll paper guide means from said first element toward said delivery end for advancing paper into said intermediate portion of said guide means and into engagement with said conveying means, a knife disposed along said roll paper guide means between said receiving end portion and said seCond element, paper edge sensor means disposed at a predetermined location along said roll paper guide means between said second element and said delivery end of said roll paper guide means responsive to arrival of the leading edge of the paper from said roll to actuate said knife thereby to sever a sheet of predetermined length from said roll of paper, manually operable mode selecting means for energizing said first element of said transport means and concurrently disabling said sheet feeder and selectively operable to disable said first element and to energize said sheet feeder thereby to select between feeding of sheets from said stack and feeding and severing of sheets from said roll, said second element of said transport means being connected to said conveying means for concurrent starting and stopping operation therewith.

Claim 5

In combination in a xerographic bond paper copying machine of the type comprising a main cabinet having a first end, a second end, a front, and a top with a horizontal document window therein, said front being provided with an opening and a closure therefor, an electrostatic image element and an optical document scanner below said window housed in said main cabinet, a copy paper tray disposed below said image element and scanner during operation of said machine and displaceable forwardly through said opening for loading a stack of precut sheets of bond copy paper thereinto, means for feeding sheets one at a time from said tray in a first generally horizontal direction toward said first end, a paper guide having a lower end for receiving said sheets from said feeding means and having an intermediate portion extending upwardly adjacent said first end of said cabinet, said guide curving upwardly from its said lower end into such intermediate portion, said intermediate portion terminating in an upper end portion of said guide directed toward said second end of said cabinet for directing sheets from said intermediate portion in a generally horizontal second direction opposite to said first direction toward said image element, and a sheet delivery roller disposed at said intermediate portion, means for supplying sheets of paper from an auxiliary source into said intermediate portion comprising an auxiliary cabinet alongside and extending from said first end, said auxiliary cabinet housing an auxiliary roll paper holder spaced from said first end for replaceably holding a roll of bond copy paper, said auxiliary cabinet having a hinge-mounted panel, swingable from a closed into an open position to expose the interior of said auxiliary cabinet to permit loading of said holder, roll paper guide means extending from said holder toward said paper guide and terminating in an upwardly curving guide portion at said intermediate portion, means for advancing paper from said roll along said guide means, knife means disposed along said roll paper guide means for severing a sheet of paper from such roll, said intermediate portion being interrupted below said roller to form an entrance slot thereinto for receiving a sheet severed from such roll from said roll paper guide means into said intermediate portion, and means for selectively actuating one and the other of said roll paper advancing means and said sheet feeding means.

Claim 6

In combination in a xerographic bond paper copying machine of the type comprising a main cabinet having a first end, a second end, a front, and a top with a horizontal document window therein, said front being provided with an opening and a closure therefor, an electrostatic image element and an optical document scanner below said window housed in said main cabinet, a copy paper tray disposed below said image element and scanner during operation of said machine and displaceable forwardly through said opening for loading a stack of precut sheets of bond copy paper thereinto, means for feeding sheets one at a time from said tray in a first generally horizontal direction toward said first end, a paper guide having a lower end for receiving said sheets from said feeding means and having an intermediate portion extending upwardly adjacent said first end of said cabinet, said guide curving upwardly from its said lower end into such intermediate portion, said intermediate portion terminating in an upper end portion of said guide directed toward said second end of said cabinet for directing sheets from said intermediate portion in a generally horizontal second direction opposite to said first direction toward said image element, and a sheet delivery roller disposed at said intermediate portion, means for supplying sheets of paper from an auxiliary source into said intermediate portion comprising an auxiliary cabinet alongside and extending from said first end, said auxiliary cabinet housing an auxiliary roll paper holder spaced from said first end for replaceably holding a roll of bond copy paper, said auxiliary cabinet having a hinge-mounted panel, swingable from a closed into an open position to expose the interior of said auxiliary cabinet to permit loading of said holder, roll paper guide means extending from said holder toward said paper guide and terminating in an upwardly curving guide portion at said intermediate portion, means for advancing paper from said roll along said guide means, knife means disposed along said roll paper guide means for severing a sheet of paper from such roll, said intermediate portion being interrupted below said roller to form an entrance slot thereinto for receiving a sheet severed from such roll from said roll paper guide means into said intermediate portion, and means for selectively actuating one and the other of said roll paper advancing means and said sheet feeding means.

Claim 7

The combination according to claim 3 wherein paper sensing switch means are provided along said roll paper guide means a predetermined distance toward said termination of said guide means from said knife means operative to actuate said knife upon contact of the leading edge of the paper advancing along said guide means thereby to sever into a sheet a length thereof corresponding to said predetermined distance.

Claim 8

In combination in a xerographic bond paper copying machine of the type comprising a main cabinet having a first end, a second end, a front, and a top with a horizontal document window therein, said front being provided with an opening and a closure therefor, an electrostatic image element and an optical document scanner Below said window housed in said main cabinet, a copy paper tray disposed below said image element and scanner during operating of said machine and displaceable forwardly through said opening for loading a stack of precut sheets of bond copy paper thereinto, means for feeding sheets one at a time from said tray in a first generally horizontal direction toward said first end, a first paper guide having a lower end for receiving said sheets from said feeding means and having an intermediate portion extending upwardly adjacent said first end of said cabinet, said guide curving upwardly from its said lower end into such intermediate portion, said intermediate portion terminating in an upper end portion of said guide directed toward said second end of said cabinet for directing sheets from said intermediate portion in a generally horizontal second direction opposite to said first direction toward said image element, and a sheet delivery roller disposed at said intermediate portion, means for supplying sheets of paper from an auxiliary source into said intermediate portion comprising an auxiliary cabinet alongside and extending from said first end, said auxiliary cabinet housing an auxiliary paper holder spaced from said first end for holding an auxiliary supply of bond copy paper, said auxiliary cabinet having a hinge-mounted panel swingable from a closed into an open position to expose the interior of said auxiliary cabinet to permit loading of said holder, auxiliary paper guide means extending from said holder toward said first paper guide and terminating in an upwardly curving portion at said intermediate portion, means for advancing a sheet of paper from said auxiliary holder in said second direction along said auxiliary guide means, said first paper guide being interrupted below said roller and above said lower end to form an entrance slot for receiving into said intermediate portion such sheet so advanced along said auxiliary guide means, and means for selectively actuating one and the other of said paper advancing means and said sheet feeding means.

Claim 9

In combination in a xerographic bond paper copying machine of the type comprising a main cabinet having a first end, a second end, a front, and a top with a horizontal document window therein, said front being provided with an opening and a closure therefor, an electrostatic image element and an optical document scanner Below said window housed in said main cabinet, a copy paper tray disposed below said image element and scanner during operating of said machine and displaceable forwardly through said opening for loading a stack of precut sheets of bond copy paper thereinto, means for feeding sheets one at a time from said tray in a first generally horizontal direction toward said first end, a first paper guide having a lower end for receiving said sheets from said feeding means and having an intermediate portion extending upwardly adjacent said first end of said cabinet, said guide curving upwardly from its said lower end into such intermediate portion, said intermediate portion terminating in an upper end portion of said guide directed toward said second end of said cabinet for directing sheets from said intermediate portion in a generally horizontal second direction opposite to said first direction toward said image element, and a sheet delivery roller disposed at said intermediate portion, means for supplying sheets of paper from an auxiliary source into said intermediate portion comprising an auxiliary cabinet alongside and extending from said first end, said auxiliary cabinet housing an auxiliary paper holder spaced from said first end for holding an auxiliary supply of bond copy paper, said auxiliary cabinet having a hinge-mounted panel swingable from a closed into an open position to expose the interior of said auxiliary cabinet to permit loading of said holder, auxiliary paper guide means extending from said holder toward said first paper guide and terminating in an upwardly curving portion at said intermediate portion, means for advancing a sheet of paper from said auxiliary holder in said second direction along said auxiliary guide means, said first paper guide being interrupted below said roller and above said lower end to form an entrance slot for receiving into said intermediate portion such sheet so advanced along said auxiliary guide means, and means for selectively actuating one and the other of said paper advancing means and said sheet feeding means.

Claim 10

In a xerographic copy machine comprising a paper tray for receiving a stack of precut bond copy paper sheets of uniform size, an elongated generally horizontal image element assembly having a paper sheet receiving end and being disposed above said paper tray, said assembly comprising a master electrostatic image element, means to charge said element corresponding to indicia on an original document and to apply toner thereto, said paper tray being generally horizontally disposed and having a sheet delivery end oriented in the same direction as said sheet receiving end, said element being adapted to receive a single sheet of said copy paper in registering contact therewith while such sheet receives toner corresponding to the electrostatic image on said master element, a paper sheet guide having a receiving end confronting said delivery end of said tray for receiving a sheet of paper fed from said stack in said direction and said guide having a delivery end confronting said receiving end of said assembly, said guide being operative to direct a sheet received from said stack in said direction at its said receiving end to its said delivery end and in said opposite direction to said receiving end of said assembly, said guide having an upright intermediate portion between its said ends, a sheet feeder engageable with one sheet at a time seriatim of said stack operable to advance such one sheet in said direction from said stack into said receiving end and into said intermediate portion of said guide, conveyance means at said intermediate portion engageable with the sheet introduced thereinto by said feeder movable in a direction to convey the sheet upwardly along said guide through said intermediate portion to and projectingly beyond said delivery end in said opposite direction to said receiving end of said assembly, means for moving in said opposite direction said toner-carrying master element and a sheet so issuing from said delivery End in such registering contact, means to transfer toner from said element to said sheet while in such registering contact, and sequencing switch means for actuating said sheet feeder, said conveyance means, said master element moving means, and said charging means in predetermined relation and including a sensing switch for sensing the arrival of the leading edge of a sheet at a predetermined location along said intermediate portion between said conveyance means and said delivery end, said sensing switch being operative to stop said conveyancing means upon such arrival, said sequencing switch means including means for subsequently re-starting said conveyancing means in coordination with operation of said master element moving means thereby to register said leading edge at a predetermined part of the toner-carrying master element, the improvement comprising, an auxiliary sheet paper supply arrangement comprising an auxiliary paper holder adapted to hold an auxiliary supply of paper and disposed spacedly in said direction from said guide and adapted to supply sheets of paper in said opposite direction toward said guide, said arrangement including auxiliary paper guide means extending from said holder to said paper guide for directing paper from said auxiliary supply in said opposite direction and having an upwardly curved delivery end portion meeting said intermediate portion of said paper guide below said conveyancing means, said intermediate portion of said paper guide being interrupted to admit a sheet of paper from said upwardly curved end portion into said intermediate portion, transport means comprising a first element adapted and positioned to engage the paper to be next fed from said auxiliary holder and operative to advance such paper from said auxiliary holder into said receiving end portion of said auxiliary paper guide means and said transport means further including a second element spaced along said auxiliary paper guide means from said first element toward said delivery end portion for advancing paper into said intermediate portion of said paper sheet guide and into engagement with said conveyance means, paper edge sensor means disposed at a predetermined location along said auxiliary paper guide means between said second element and said delivery end of said auxiliary paper guide means responsive to arrival of the leading edge of the paper fed from said auxiliary holder to interrupt operation of said first element, manually operable mode-selecting switch means for electrically energizing said first element of said transport means and concurrently disabling said sheet feeder and selectively operable to disable said first element and to energize electrically said sheet feeder thereby to select feeding of sheets from said stack and feeding of paper from said auxiliary holder, said second element of said transport means being connected to said conveyancing means for concurrent starting and stopping operation therewith.

Claim 11

In a xerographic copy machine comprising a paper tray for receiving a stack of precut bond copy paper sheets of uniform size, an elongated generally horizontal image element assembly having a paper sheet receiving end and being disposed above said paper tray, said assembly comprising a master electrostatic image element, means to charge said element corresponding to indicia on an original document and to apply toner thereto, said paper tray being generally horizontally disposed and having a sheet delivery end oriented in the same direction as said sheet receiving end, said element being adapted to receive a single sheet of said copy paper in registering contact therewith while such sheet receives toner corresponding to the electrostatic image on said master element, a paper sheet guide having a receiving end confronting said delivery end of said tray for receiving a sheet of paper fed from said stack in said direction and said guide having a delivery end confronting said receiving end of said assembly, said guide being operative to direct a sheet received from said stack in said direction at its said receiving end to its said delivery end and in said opposite direction to said receiving end of said assembly, said guide having an upright intermediate portion between its said ends, a sheet feeder engageable with one sheet at a time seriatim of said stack operable to advance such one sheet in said direction from said stack into said receiving end and into said intermediate portion of said guide, conveyance means at said intermediate portion engageable with the sheet introduced thereinto by said feeder movable in a direction to convey the sheet upwardly along said guide through said intermediate portion to and projectingly beyond said delivery end in said opposite direction to said receiving end of said assembly, means for moving in said opposite direction said toner-carrying master element and a sheet so issuing from said delivery End in such registering contact, means to transfer toner from said element to said sheet while in such registering contact, and sequencing switch means for actuating said sheet feeder, said conveyance means, said master element moving means, and said charging means in predetermined relation and including a sensing switch for sensing the arrival of the leading edge of a sheet at a predetermined location along said intermediate portion between said conveyance means and said delivery end, said sensing switch being operative to stop said conveyancing means upon such arrival, said sequencing switch means including means for subsequently re-starting said conveyancing means in coordination with operation of said master element moving means thereby to register said leading edge at a predetermined part of the toner-carrying master element, the improvement comprising, an auxiliary sheet paper supply arrangement comprising an auxiliary paper holder adapted to hold an auxiliary supply of paper and disposed spacedly in said direction from said guide and adapted to supply sheets of paper in said opposite direction toward said guide, said arrangement including auxiliary paper guide means extending from said holder to said paper guide for directing paper from said auxiliary supply in said opposite direction and having an upwardly curved delivery end portion meeting said intermediate portion of said paper guide below said conveyancing means, said intermediate portion of said paper guide being interrupted to admit a sheet of paper from said upwardly curved end portion into said intermediate portion, transport means comprising a first element adapted and positioned to engage the paper to be next fed from said auxiliary holder and operative to advance such paper from said auxiliary holder into said receiving end portion of said auxiliary paper guide means and said transport means further including a second element spaced along said auxiliary paper guide means from said first element toward said delivery end portion for advancing paper into said intermediate portion of said paper sheet guide and into engagement with said conveyance means, paper edge sensor means disposed at a predetermined location along said auxiliary paper guide means between said second element and said delivery end of said auxiliary paper guide means responsive to arrival of the leading edge of the paper fed from said auxiliary holder to interrupt operation of said first element, manually operable mode-selecting switch means for electrically energizing said first element of said transport means and concurrently disabling said sheet feeder and selectively operable to disable said first element and to energize electrically said sheet feeder thereby to select feeding of sheets from said stack and feeding of paper from said auxiliary holder, said second element of said transport means being connected to said conveyancing means for concurrent starting and stopping operation therewith.

Claim 12

In combination in xerographic bond paper copying machine of the type comprising a main cabinet having a first end, a second end, a front, and a top with a horizontal document window therein, said front being provided with an opening and a closure therefor, an electrostatic image element and an optical document scanner below said window housed in said main cabinet, a copy paper tray disposed below said image element and scanner during operating of said machine and displaceable forwardly through said opening for loading a stack of precut sheets of bond copy paper thereinto, means for feeding sheets one at a time from said tray in a first generally horizontal direction toward said first end, a first paper guide having a lower end for receiving said sheets from said feeding means and having an intermediate portion extending upwardly adjacent said first end of said cabinet, said guide curving upwardly from its said lower end into such intermediate portion, said intermediate portion terminating in an upper end portion of said guide directed tOward said second end of said cabinet for directing sheets from said intermediate portion in a generally horizontal second direction opposite to said first direction toward said image element, and a sheet delivery roller disposed at said intermediate portion, means for supplying sheets of paper from an auxiliary source into said intermediate portion comprising an auxiliary cabinet alongside and extending from said first end, said auxiliary cabinet housing an auxiliary paper holder spaced from said first end for holding an auxiliary supply of bond copy paper, said auxiliary cabinet including panel means movable from a closed position enclosing said holder into an open position to expose the interior of said auxiliary cabinet to permit loading of said holder, auxiliary paper guide means extending from said holder toward said first paper guide and terminating in an upwardly curving portion at said intermediate portion, means for advancing a sheet of paper from said auxiliary holder in said second direction along said auxiliary guide means, said first paper guide being interrupted below said roller and above said lower end to form an entrance slot for receiving into said intermediate portion such sheet so advanced along said auxiliary guide means, and means for selectively actuating one and the other of said paper advancing means and said sheet feeding means.

Claim 13

In combination in xerographic bond paper copying machine of the type comprising a main cabinet having a first end, a second end, a front, and a top with a horizontal document window therein, said front being provided with an opening and a closure therefor, an electrostatic image element and an optical document scanner below said window housed in said main cabinet, a copy paper tray disposed below said image element and scanner during operating of said machine and displaceable forwardly through said opening for loading a stack of precut sheets of bond copy paper thereinto, means for feeding sheets one at a time from said tray in a first generally horizontal direction toward said first end, a first paper guide having a lower end for receiving said sheets from said feeding means and having an intermediate portion extending upwardly adjacent said first end of said cabinet, said guide curving upwardly from its said lower end into such intermediate portion, said intermediate portion terminating in an upper end portion of said guide directed tOward said second end of said cabinet for directing sheets from said intermediate portion in a generally horizontal second direction opposite to said first direction toward said image element, and a sheet delivery roller disposed at said intermediate portion, means for supplying sheets of paper from an auxiliary source into said intermediate portion comprising an auxiliary cabinet alongside and extending from said first end, said auxiliary cabinet housing an auxiliary paper holder spaced from said first end for holding an auxiliary supply of bond copy paper, said auxiliary cabinet including panel means movable from a closed position enclosing said holder into an open position to expose the interior of said auxiliary cabinet to permit loading of said holder, auxiliary paper guide means extending from said holder toward said first paper guide and terminating in an upwardly curving portion at said intermediate portion, means for advancing a sheet of paper from said auxiliary holder in said second direction along said auxiliary guide means, said first paper guide being interrupted below said roller and above said lower end to form an entrance slot for receiving into said intermediate portion such sheet so advanced along said auxiliary guide means, and means for selectively actuating one and the other of said paper advancing means and said sheet feeding means.