Printing frame

Claim 2

A printing frame, comprising: a quadrilateral frame; a first transparent panel fixedly mounted within said frame; a second light-transmissive panel means; means pivotally coupling said second panel means to only one side of said frame for movement of said second panel means about at least a first given pivotal axis, away from, and into, overlying disposition upon said first transparent panel; said frame having striker plate means on a side thereof opposite said one side for receiving latching means; said coupling means including articulated arm means extending longitudinally and perpendicularly from said given pivotal axis, resilient means interposed between said arm means and said second panel means at a plurality of spaced-apart locatIons for constraining said second panel means into tensioned engagement with said first panel, and latching means disposed for movement relative to said second panel means for latching engagement thereof with said striker plate means; wherein said arm means comprises at least one articulated arm having a plurality of pivotally coupled, longitudinal sections, each section of said plurality having means coupling said resilient means thereto; and wherein each of said sections has a terminal end thereof disposed in juxtaposition with a terminal end of another of said sections; further including means in penetration of said juxtapositioned terminal ends for coupling the same together and for disposing said terminal ends for pivotal movement relative to each other through a given limited arc; and wherein at least one of said terminal ends has first means disposed for engagement with a given terminal end juxtapositionally coupled thereto for constrainingly urging said given terminal end toward said second light-transmissive panel means upon pivotal movement of said one terminal end to one limit of said given arc.

Claim 3

A printing frame, according to claim 1, wherein: said coupling means include means for selectively adjusting the constraint with which said resilient means cause said second light-transmissive panel means to tensionally engage said first transparent panel.

Claim 4

A printing frame, according to claim 1, wherein: said one side of said frame defines an upright wall surface; and said coupling means includes means accommodating a given degree of movement of said arm means transverse to said first transparent panel for varying the constraint with which said resilient means cause said second light-transmissive panel means to tensionally engage said first transparent panel.

Claim 5

A printing frame, according to claim 3, wherein: said movement accommodating means include means for selectively restricting said given degree of movement.

Claim 6

A printing frame, according to claim 1, wherein: said terminal end engagement means includes second means disposed for engagement with said given terminal end to cause said given terminal end to move away from said first transparent panel upon pivotal movement of said one terminal end to the other limit of said given arc.

Claim 7

A printing frame, according to claim 1, wherein: said terminal end engagement means includes means for selectively adjusting the constraint with which said terminal end engagement means causes said given terminal end to be urged toward said second light-transmissive panel means.

Claim 8

A printing frame, according to claim 1, wherein: said second panel means comprises a plurality of light-transmissive panels; a plurality of said resilient means are disposed between each of said sections and each of said light-transmissive panels.

Claim 9

A printing frame, according to claim 1, wherein: said arm means comprises a pair of articulated arms, disposed in parallel, each of said arms having a plurality of pivotally coupled, longitudinal sections, each section of said plurality having means coupling said resilient means thereto; further including a cross member, disposed parallel with said first, given, pivotal axis, coupled at either ends thereof to said arms, in adjacency to said opposite side; and said latching means are carried by said cross member.

Claim 10

A printing frame, according to claim 8, further including: means fastening said latching means both to said cross member and to said second light-transmissive panel means; said fastening means and said cross member being cooperative to accommodate movement of said cross member relative to said second light-transmissive panel means, about an axis parallel to said first, given, pivotal axis, in a first given pivotal direction from a normally-assumed position of said cross member, and for prohibiting movement of cross member relative to said second light-transmissive panel means iN a second given pivotal direction from said normally-assumed position of said cross member.

Claim 11

A printing frame, according to claim 9, wherein: said latching means includes a longitudinal handle; said handle being disposed transverse to said first, given, pivotal axis, upon said fastening means being in latching engagement with said striker plate means.

Claim 12

A printing frame, according to claim 10, wherein: said fastening means includes means for selectively adjusting said normally-assumed position of said cross member into greater and lesser proximity to said second light-transmissive panel means.

Claim 13

A printing frame, comprising: a quadrilateral frame; a first transparent panel fixedly mounted within said frame; a second light-transmissive panel means; means pivotally coupling said second panel means to only one side of said frame for movement of said second panel means about at least a first given pivotal axis, away from, and into, overlying disposition upon said first transparent panel; said frame having striker plate means on a side thereof opposite said one side for receiving latching means; said coupling means including articulated arm means extending longitudinally and perpendicularly from said given pivotal axis, resilient means interposed between said arm means and said second panel means at a plurality of spaced-apart locations for constraining said second panel means into tensioned engagement with said first panel, and latching means, disposed for movement relative to said second panel means, for latching engagement thereof with said striker plate means; wherein said arm means comprises at least one articulated arm having a plurality of privotally-coupled longitudinal sections, each section of said plurality having means coupling said resilient means thereto; wherein each of said sections has a terminal end thereof disposed in juxtaposition with a terminal end of another of said sections; further including means in penetration of said juxtaposed terminal ends for coupling the same together and for disposing said terminal ends for pivotal movement relative to each other through a given limited arc; wherein said penetration means comprise a rod; and at least one of said terminal ends includes means facilitating limited transverse movement thereof, relative to said rod, toward and away from said first transparent panel.

Claim 14

A printing frame, comprising: a quadrilateral frame; a first transparent panel fixedly mounted within said frame; a second light-transmissive panel means; means pivotally coupling said second panel means to only one side of said frame for movement of said second panel means about at least a first given pivotal axis, away from, and into, overlying disposition upon said first transparent panel; said frame having striker plate means on a side thereof opposite said one side for receiving latching means; said coupling means including articulated arm means extending longitudinally and perpendicularly from said given pivotal axis, resilient means interposed between said arm means and said second panel means at a plurality of spaced-apart locations for constraining said second panel means into tensioned engagement with said first panel, and latching means, disposed for movement relative to said second panel means, for latching engagement thereof with said striker plate means; wherein said arm means comprises at least one articulated arm having a plurality of privotally-coupled longitudinal sections, each section of said plurality having means coupling said resilient means thereto; wherein each of said sections has a terminal end thereof disposed in juxtaposition with a terminal end of another of said sections; further including means in penetration of said juxtaposed terminal ends for coupling the same together and for disposing said terminal ends for pivotal movement relative to each other through a given limited arc; wherein said penetration means comprise a rod; and at least one of said terminal ends includes means facilitating limited transverse movement thereof, relative to said rod, toward and away from said first transparent panel.

Claim 15

A printing frame, according to claim 12, wherein: said one terminal end has elongated slotting formed therein to receive said rod and to facilitate said transverse movement.

Claim 16

A printing frame, comprising: a quadrilateral frame; a first transparent panel fixedly mounted within said frame; a second light-transmissive panel means; means pivotally coupling said second panel means to only one side of said frame for movement of said second panel means about at least a first given pivotal axis, away from, and into, overlying disposition upon said first transparent panel; said frame having striker plate means on a side thereof opposite said one side for receiving latching means; said coupling means including articulated arm means extending longitudinally and perpendicularly from said given pivotal axis, resilient means interposed between said arm means and said second panel means at a plurality of spaced-apart locations for constraining said second panel means into tensioned engagement with said first panel, and latching means, disposed for movement relative to said second panel means, for latching engagement thereof with said striker plate means; wherein said second panel means comprises a plurality of light-transmissive panels; said coupling means further include means pivotally coupling said light-transmissive panels together for relative movement therebetween about at least a second given pivotal axis; and further including means coupled to said frame for limiting movement of said second light-transmissive panel means, aBout said first given pivotal axis, to a prescribed arc; said movement limiting means being slidably removable from said frame to facilitate movement of said second light-transmissive panel means, about said first given pivotal axis, in an arc greater than said prescribed arc.

Claim 17

A printing frame, comprising: a quadrilateral frame; a first transparent panel fixedly mounted within said frame; a second light-transmissive panel means; means pivotally coupling said second panel means to only one side of said frame for movement of said second panel means about at least a first given pivotal axis, away from, and into, overlying disposition upon said first transparent panel; said frame having striker plate means on a side thereof opposite said one side for receiving latching means; said coupling means including articulated arm means extending longitudinally and perpendicularly from said given pivotal axis, resilient means interposed between said arm means and said second panel means at a plurality of spaced-apart locations for constraining said second panel means into tensioned engagement with said first panel, and latching means, disposed for movement relative to said second panel means, for latching engagement thereof with said striker plate means; wherein said second panel means comprises a plurality of light-transmissive panels; said coupling means further include means pivotally coupling said light-transmissive panels together for relative movement therebetween about at least a second given pivotal axis; and further including means coupled to said frame for limiting movement of said second light-transmissive panel means, aBout said first given pivotal axis, to a prescribed arc; said movement limiting means being slidably removable from said frame to facilitate movement of said second light-transmissive panel means, about said first given pivotal axis, in an arc greater than said prescribed arc.

Claim 18

A printing frame, comprising: a quadrilateral frame; a first transparent panel fixedly mounted within said frame; a second light-transmissive panel means; means pivotally coupling said second panel means to only one side of said frame for movement of said second panel means, about at least a first given pivotal axis, away from, and into, overlying disposition upon said first transparent panel; said frame having striker plate means, on a side thereof opposite said one side, for receiving latching means; said coupling means including articulated arm means extending longitudinally and perpendicularly from said given pivotal axis, resilient means interposed between said arm means and said second panel means at a plurality of spaced-apart locations for constraining said second panel means into tensioned engagement with said first panel, and latching means, disposed for movement relative to said second panel means, for latching engagement thereof with said striker plate means; wherein said second panel means comprises a plurality of light-transmissive panels; said coupling means further include means pivotally coupling said light-transmissive panels together for relative movement therebetween about at least a second given pivotal axis; and further including means coupled to said frame for limiting movement of said second light-transmissive panel means, about said first given pivotal axis, to a prescribed arc; said movement limiting means being slidably removable from said frame to facilitate movement of said second light-transmissive panel means, about said first given pivotal axis, in an arc greater than said prescribed arc; and means mounted to said second light-transmissive panel means disposed for engagement with said movement limiting means, upon movement of said panels about said second given pivotal axis, to cause said second light-transmissive panel means to move in said prescribed arc.

Claim 19

A printing frame, comprising: a quadrilateral frame; a first transparent panel fixedly mounted within said frame; a second light-transmissive panel means; means pivotally coupling said second panel means to only one side of said frame for movement of said second panel means, about at least a first given pivotal axis, away from, and into, overlying disposition upon said first transparent panel; said frame having striker plate means, on a side thereof opposite said one side, for receiving latching means; said coupling means including articulated arm means extending longitudinally and perpendicularly from said given pivotal axis, resilient means interposed between said arm means and said second panel means at a plurality of spaced-apart locations for constraining said second panel means into tensioned engagement with said first panel, and latching means, disposed for movement relative to said second panel means, for latching engagement thereof with said striker plate means; wherein said second panel means comprises a plurality of light-transmissive panels; said coupling means further include means pivotally coupling said light-transmissive panels together for relative movement therebetween about at least a second given pivotal axis; and further including means coupled to said frame for limiting movement of said second light-transmissive panel means, about said first given pivotal axis, to a prescribed arc; said movement limiting means being slidably removable from said frame to facilitate movement of said second light-transmissive panel means, about said first given pivotal axis, in an arc greater than said prescribed arc; and means mounted to said second light-transmissive panel means disposed for engagement with said movement limiting means, upon movement of said panels about said second given pivotal axis, to cause said second light-transmissive panel means to move in said prescribed arc.

Claim 20

A printing frame, according to claim 15, wherein: said movement limiting means comprise a fulcrum piece; and said second light-transmissive panel means mounted engagement means comprise a roller disposed for effecting rolling movement thereof relative to said fulcrum piece.