US3639939A — Combination surface treating and suction cleaning…

Claim 1

Independent Claim 206 words

In surface-treating apparatus of the class described comprising a. a base including rotatable surface treating means movable over a surface to be treated, b. means including an electric motor for driving said rotatable surface-treating means, c. a container for holding a body of liquid wax, d. means for mounting said container on the apparatus, e. mechanism for dispensing liquid wax from said container onto the surface, f. a suction cleaner having an inlet for air at the vicinity of said rotatable surface treating means and an outlet for air, g. a passageway for air between the air inlet and outlet, h. a fan driven by said motor for moving air through said passageway, i. a dust bag in said passageway between the air inlet and said fan, j. the passageway having an opening to the atmosphere between the air inlet and said dust bag, and k. a control member movable between first and second positions, said control member in its first position functioning to close the opening in said passageway and render said mechanism inoperable to dispense liquid wax from said container and in its second position functioning to uncover the opening in said passageway and render said mechanism operable to dispense wax from said container.

Claim 2

Dependent Claim 206 words

In surface-treating apparatus of the class described comprising a. a base including rotatable surface treating means movable over a surface to be treated, b. means including an electric motor for driving said rotatable surface-treating means, c. a container for holding a body of liquid wax, d. means for mounting said container on the apparatus, e. mechanism for dispensing liquid wax from said container onto the surface, f. a suction cleaner having an inlet for air at the vicinity of said rotatable surface treating means and an outlet for air, g. a passageway for air between the air inlet and outlet, h. a fan driven by said motor for moving air through said passageway, i. a dust bag in said passageway between the air inlet and said fan, j. the passageway having an opening to the atmosphere between the air inlet and said dust bag, and k. a control member movable between first and second positions, said control member in its first position functioning to close the opening in said passageway and render said mechanism inoperable to dispense liquid wax from said container and in its second position functioning to uncover the opening in said passageway and render said mechanism operable to dispense wax from said container.

Claim 3

Dependent Claim 72 words

Apparatus as set forth in claim 1 which includes a. a vessel for holding a body of liquid treating agent, b. means for mounting said vessel on the apparatus, c. said last-mentioned means being rendered operable when said control member is in its second position and being rendered inoperable when said control member is in its first position, and d. mechanism for dispensing liquid treating agent from said vessel onto the surface.

Claim 4

Dependent Claim 79 words

Apparatus as set forth in claim 2 in which said mechanism for dispensing liquid wax and said mechanism for dispensing liquid treating agent includes structure which is operatively associated with both mechanisms, said structure functioning in one manner to dispense liquid wax from said container when said vessel for liquid treating agent is not mounted on the apparatus and functioning in another manner to dispense liquid treating agent from said vessel when the latter is mounted on the apparatus.

Claim 5

Dependent Claim 124 words

Apparatus as set forth in claim 1 which includes a. a housing having a compartment for said container, said container having an outlet at the bottom thereof, b. valve structure at the bottom of said container including a vertically movable valve stem and a valve mounted thereon for dispensing a quantity of liquid wax from the outlet of said container each time said valve stem is moved upward from a valve closed position and returned thereto, and c. said mechanism for dispensing liquid wax from said container including first means for imparting upward movement to said valve stem and second means to prevent Upward movement of said container in said compartment when upward movement is imparted to said valve stem by said first means.

Claim 6

Dependent Claim 151 words

Apparatus as set forth in claim 4 in which a. said control member comprises a shutter which closes the opening in said passageway in its first position and uncovers said opening in its second position, b. said second means of said mechanism comprising a bar, c. means for mounting said bar for pivotal movement, d. said shutter having a part which, in the first position of said shutter, is out of physical contact with said bar, e. resilient means for biasing said bar to an inoperative position when said shutter is in its first position, and f. said shutter part functioning to move said bar about its pivot from its inoperative position to an operative position when said shutter is moved from its first position to its second position, and g. said bar in its operative position acting on said container to prevent the latter from moving upward in said compartment.

Claim 7

Dependent Claim 118 words

Apparatus as set forth in claim 5 in which said bar comprises a. top and bottom halves pivotally connected to one another, b. said halves being so constructed and arranged that they move in one direction as a unitary member when said shutter part contacts said bar to move the latter about its pivot from its inoperative to its operative position responsive to movement of said shutter from its first to its second position and said top half moves with respect to said bottom half in the opposite direction when said bar is in its inoperative position and is contacted by said shutter part responsive to movement of said shutter from its second position to its first position.

Claim 8

Dependent Claim 71 words

Apparatus as set forth in claim 1 which includes a. handle structure, b. means for pivotally connecting the lower end of said handle structure to said base, c. a housing carried by said handle structure, d. said electric motor, fan, dust bag and container being disposed in said housing, and e. said wax-dispensing mechanism including an operating member on said handle structure near the outer free end thereof beyond said housing.

Claim 9

Dependent Claim 105 words

Apparatus as set forth in claim 2 which includes a. handle structure, b. means for pivotally connecting the lower end of said handle structure to said base, c. a housing carried by said handle structure at a region removed from the outer end thereof, d. said electric motor, fan, dust bag and container being disposed in said housing, e. said vessel being installed on said handle structure by said mounting means on top of said housing, and f. both said wax-dispensing mechanism and said liquid treating agent dispensing mechanism including operating means on said handle structure near the outer free end thereof beyond said vessel.

Claim 10

Dependent Claim 21 words

Apparatus as set forth in claim 8 in which said operating means on said handle structure includes a common operating member.

Claim 11

Dependent Claim 63 words

Apparatus as set forth in claim 9 in which said operating means on said handle structure includes motion-transmitting means which operatively associates said operating member only with said wax-dispensing mechanism when said vessel is not installed on said handle structure and operatively associates said operating member only with said liquid treating agent dispensing mechanism when said vessel is installed on said handle structure.

Claim 12

Dependent Claim 247 words

Apparatus as set forth in claim 1 which includes a. a housing having a hinged cover, b. said electric motor, fan, dust bag and container being disposed in said housing, c. said housing having a horizontal partition provided with an opening, d. said dust bag including an apertured end plate and an air-permeable bag fixed thereto, said end plate being adapted to be positioned on said partition with said air-permeable bag depending downward therefrom, e. said passageway for air including conduit means within said cover which includes a section communicating with the apertuRe in said end plate when said cover is closed, f. said housing having an opening, g. a member which is movable between first and second positions, h. resilient means biasing said member toward its first position, i. said member being movable to its second position against the biasing action of said resilient means responsive to an end plate positioned on said partition, j. said cover being provided with a finger which projects downward therefrom when said cover is being moved toward its closed position, k. said member having an opening therethrough which is in vertical alignment with the lower free end of said finger only when said member is in its second position whereby said finger can pass through the opening in said member to enable said cover to move to its closed position, and l. said member in its first position blocking downward movement of said finger and preventing closing of said cover.

Claim 13

Dependent Claim 85 words

Apparatus as set forth in claim 11 in which the opening to the atmosphere in said passageway is provided in said conduit means within said cover, said cover having an opening, said control member comprising a shutter which, in its first position, closes the opening in said cover and in turn closes the opening in said conduit means, said shutter in its second position being ineffective to close the opening in said cover, whereby the opening in said conduit means is open to the atmosphere.

Claim 14

Dependent Claim 99 words

Apparatus as set forth in claim 1 which includes a. a nozzle at the air inlet at the underside of said base, said nozzle being elongated and having a suction inlet for drawing air from the surface over which the apparatus is moved, b. a pan adapted to be positioned at the bottom of said base and serving as a bottom closure member therefor, c. a member which is fixed to said pan and extends upward therefrom into the suction inlet of said nozzle, and d. means comprising said last-mentioned member for removably attaching said pan to said nozzle.

Claim 15

Dependent Claim 53 words

Apparatus as set forth in claim 13 in which said pan is formed with an elongated recessed portion adapted to extend into the suction inlet of said nozzle, said member fixed to said pan comprising a hollow tube projecting upward from said recessed portion and communicating with the air inlet of said passageway.

Claim 16

Dependent Claim 308 words

In surface treating apparatus of the class described comprising a. rotatable surface treating means movable over a surface to be treated, b. means including an electric motor for driving said rotatable surface treating means, c. a housing having a compartment, d. a container for holding a body of liquid wax, said container being disposed in said compartment and having an outlet at the bottom thereof, e. first mechanism including a vertically movable valve stem and a valve mounted thereon for dispensing a quantity of liquid wax from the outlet of said container each time the valve stem is moved upward from a valve closed position and returned thereto, f. said first mechanism further including means for imparting upward movement to said valve stem, g. second mechanism acting on said container to prevent the latter from moving upward in said compartment when upward movement is imparted to said valve stem by said movement imparting means, h. a suction cleaner having an inlet for air at the vicinity of said rotatable surface treating means and an outlet for air which is removed from the inlet, i. a passageway for air between the air inlet and outlet, j. a fan driven by said motor for moving air through said passageway, k. a dust bag in the passageway between the air inlet and said fan, l. the passageway having an opening to the atmosphere between the air inlet and said dust bag, and m. a control member movable between first and second positions, said control member in its first position functioning to close the opening in said passageway and render said second mechanism inoperable to prevent said container from mOving upward in said compartment and its second position functioning to uncover the opening in said passageway and render said second mechanism operable to prevent said container from moving upward in said compartment.

Claim 17

Dependent Claim 308 words

In surface treating apparatus of the class described comprising a. rotatable surface treating means movable over a surface to be treated, b. means including an electric motor for driving said rotatable surface treating means, c. a housing having a compartment, d. a container for holding a body of liquid wax, said container being disposed in said compartment and having an outlet at the bottom thereof, e. first mechanism including a vertically movable valve stem and a valve mounted thereon for dispensing a quantity of liquid wax from the outlet of said container each time the valve stem is moved upward from a valve closed position and returned thereto, f. said first mechanism further including means for imparting upward movement to said valve stem, g. second mechanism acting on said container to prevent the latter from moving upward in said compartment when upward movement is imparted to said valve stem by said movement imparting means, h. a suction cleaner having an inlet for air at the vicinity of said rotatable surface treating means and an outlet for air which is removed from the inlet, i. a passageway for air between the air inlet and outlet, j. a fan driven by said motor for moving air through said passageway, k. a dust bag in the passageway between the air inlet and said fan, l. the passageway having an opening to the atmosphere between the air inlet and said dust bag, and m. a control member movable between first and second positions, said control member in its first position functioning to close the opening in said passageway and render said second mechanism inoperable to prevent said container from mOving upward in said compartment and its second position functioning to uncover the opening in said passageway and render said second mechanism operable to prevent said container from moving upward in said compartment.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1975-02-07	1975-08-09	1976-02-08	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1979-02-07	1979-08-09	1980-02-08	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1983-02-07	1983-08-09	1984-02-08	$7700.00	Window Closed / Lapsed

Combination surface treating and suction cleaning apparatus

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