US3742547A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lint sweeper
Assignee: Individual
•
Filing: 1971-07-01
•
Granted: 1973-07-03
•
Expires: 1991-07-01
Abstract
Abstract A tacky roller flooring cleaning employing disposable tacky material. An elongated handle at right angles to the axis of the roller provides a convenient tool. A protective hanger is provided.
Inventors
- 👤 M Sohmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:23
CPC Classifications
A; A47; A47L; A47L25/00; A47L25/005
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
184 words
A device for removing foreign particles of lint, dust, and the like from floor and floor covering surfaces comprising: a. a tube-like roller having a length of pressure sensitive adhesive material wound around the periphery of the roller; b. removable disc shaped end members enclosing the ends of the roller, each end member having a sleeve fitting into an end of the roller and a plurality of prongs extending radially outward from the surface of said sleeve for engaging the internal surface of the roller, each end member having a central aperture therethrough; c. an inverted V-shaped holder having inwardly protruding pins extending from the ends of the legs thereof, said pins rotatably fitting into the end member apertures, said holder providing a spring force bowing said legs inwardly; d. a handle extending perpendicular to the longitudinal axis of the roller and connected to the apex of said inverted V-shaped holder; and e. covering means for said roller, said covering means comprised of a hollow, cylindrical member fitting over said roller and having a longitudinal slot there across for facilitating removal from said roller.
Claim 2
Independent Claim
184 words
A device for removing foreign particles of lint, dust, and the like from floor and floor covering surfaces comprising: a. a tube-like roller having a length of pressure sensitive adhesive material wound around the periphery of the roller; b. removable disc shaped end members enclosing the ends of the roller, each end member having a sleeve fitting into an end of the roller and a plurality of prongs extending radially outward from the surface of said sleeve for engaging the internal surface of the roller, each end member having a central aperture therethrough; c. an inverted V-shaped holder having inwardly protruding pins extending from the ends of the legs thereof, said pins rotatably fitting into the end member apertures, said holder providing a spring force bowing said legs inwardly; d. a handle extending perpendicular to the longitudinal axis of the roller and connected to the apex of said inverted V-shaped holder; and e. covering means for said roller, said covering means comprised of a hollow, cylindrical member fitting over said roller and having a longitudinal slot there across for facilitating removal from said roller.
Claim 3
Dependent Claim
30 words
A device as in claim 1 wherein said covering means further includes a flange portion extending from one part of said cylindrical member, said flange portion including a hole therein.
Claim 4
Dependent Claim
17 words
A device as in claim 1 wherein said cylindrical member is constructed of pliable thin plastic material.
References Cited (Backward Citations)
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US2624060A
Cited
US3158887A
Cited
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-07-02 | 1977-01-01 | 1977-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-02 | 1981-01-01 | 1981-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-02 | 1985-01-01 | 1985-07-03 | $7700.00 | Window Closed / Lapsed |