Patent US1343859A successfully refreshed from Google Patents.
Patent US4004312A successfully refreshed from Google Patents.
US4004312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surface washing tool
Assignee: Lawrence Peska Associates Inc
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Filing: 1976-04-05
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Granted: 1977-01-25
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Expires: 1996-04-05
Abstract
Abstract A surface washing tool including a tubing element affixed to a garden hose or the like, a housing affixed to the tubing element and a brush member rotatably affixed within the housing. A valve means directs the flow of water from the tubing element out the bottom of the housing and against the brush member imparting rotation thereto.
Inventors
- 👤 Donald Eason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:47
CPC Classifications
A; A46; A46B; A46B13/00; A46B13/02; A46B13/04; A46B13/06
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
229 words
A surface washing tool comprising: a. a hollow open ended housing forming a chamber therein, said housing having a hole disposed in the closed end thereof said chamber being provided with a ridge in the walls thereof parallel to said closed side; b. a round brush member rotatably disposed within said chamber having a central opening therein, a passage from said central opening out through the lower surface thereof, and a groove disposed in the sides of said member, said groove adapted to slideably cooperate with said ridge, said brush member also including a plurality of bristles affixed to the lower surface thereof and a plurality of fin elements affixed to the upper surface of said brush member; c. a tube element affixed on one end over said hole to said housing, said tubing element having an aperture concentrically aligned with said hole, said tubing element being sealed on the other end and means for affixing a hose to said tubing element for communicating fluids therethrough; and d. a valve means having a tunnel suitable for fluids therethrough adapted to be slideably retained within said hole, said opening, and said aperture, said tunnel adapted to pass fluids from said tubing element with said tunnel in the down position and adapted to spray said fluids from said tubing element against said fin elements of said brush member imparting rotation thereto.
Claim 2
Dependent Claim
229 words
A surface washing tool comprising: a. a hollow open ended housing forming a chamber therein, said housing having a hole disposed in the closed end thereof said chamber being provided with a ridge in the walls thereof parallel to said closed side; b. a round brush member rotatably disposed within said chamber having a central opening therein, a passage from said central opening out through the lower surface thereof, and a groove disposed in the sides of said member, said groove adapted to slideably cooperate with said ridge, said brush member also including a plurality of bristles affixed to the lower surface thereof and a plurality of fin elements affixed to the upper surface of said brush member; c. a tube element affixed on one end over said hole to said housing, said tubing element having an aperture concentrically aligned with said hole, said tubing element being sealed on the other end and means for affixing a hose to said tubing element for communicating fluids therethrough; and d. a valve means having a tunnel suitable for fluids therethrough adapted to be slideably retained within said hole, said opening, and said aperture, said tunnel adapted to pass fluids from said tubing element with said tunnel in the down position and adapted to spray said fluids from said tubing element against said fin elements of said brush member imparting rotation thereto.
Claim 3
Dependent Claim
20 words
The surface washing tool according to claim 1, wherein said sealed end of said tubing element includes a handle portion.
Claim 4
Dependent Claim
18 words
The surface washing tool according to claim 1, wherein said affixing means comprises a male threaded plumbing fitting.
Claim 5
Dependent Claim
21 words
The surface washing tool according to claim 1, wherein said valve means includes a knob portion on the upper end thereof.
Claim 6
Dependent Claim
15 words
The surface washing tool according to claim 1, wherein said housing is circular in shape.
Claim 7
Dependent Claim
57 words
The surface washing tool according to claim 1, wherein the valve means is adapted to at least three positions comprising a closed position to preclude the passage of fluids, a brush rotation position as described in claim 1, and a bypass position in which the fluids are directed through the brush unit without necessarily rotating the brush.
References Cited (Backward Citations)
US1369567A
Cited
US3114164A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-01-25 | 1980-07-26 | 1981-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-01-25 | 1984-07-26 | 1985-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-01-25 | 1988-07-26 | 1989-01-25 | $7700.00 | Window Closed / Lapsed |