Patent US3808632A successfully refreshed from Google Patents.
US3808632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle mountable area cleaner
Assignee: Individual
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Filing: 1971-12-13
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Granted: 1974-05-07
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Expires: 1991-12-13
Abstract
Abstract An area cleaner, mountable on the front of a wheeled vehicle, includes a rotary brush sweeper and a blower arranged to pick up dirt and trash by suction, both units being driven from the vehicle engine drive shaft. Picked up trash and dirt is pneumatically conveyed to a container mounted on the vehicle.
Inventors
- 👤 E Aagesen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:30
CPC Classifications
E; E01; E01H; E01H1/00; E01H1/08; E01H1/0827; E01H1/0836; E01H1/0845
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
252 words
A surface area cleaning assemblY for mounting on the front end of a pickup truck or the like having a forward mounted drive engine, the cleaning assembly comprising a. a laterally elongated hood having a lower narrow mouth inlet extending beyond the width of the truck and converging to an upper, smaller area outlet, b. mounting means for pivotally connecting the hood transversely to the front end of said truck so that the narrow mouth of the hood is held generally parallel to the surface area to be cleaned and is capable of being selectively raised or lowered with respect to said surface; c. blower means having an inlet and outlet, said blower means being mounted on said hood with the inlet of said blower means communicating with the outlet of the hood, d. rotary brush means mounted adjacent to the rear edge of said narrow mouth and arranged to rotate around an axis parallel to said surface, e. drive means connected to the front end of the crank shaft of said truck engine and arranged for rotating said blower means and said brush means whereby trash lying on said surface will be disturbed and picked up through said narrow mouth by the airflow created by said blower means, and f. trash container means mounted on said truck having a pneumatic tube means connected between said trash container means and the outlet of said blower means whereby the trash picked up by said blower means will be conveyed to said container means.
Claim 2
Dependent Claim
252 words
A surface area cleaning assemblY for mounting on the front end of a pickup truck or the like having a forward mounted drive engine, the cleaning assembly comprising a. a laterally elongated hood having a lower narrow mouth inlet extending beyond the width of the truck and converging to an upper, smaller area outlet, b. mounting means for pivotally connecting the hood transversely to the front end of said truck so that the narrow mouth of the hood is held generally parallel to the surface area to be cleaned and is capable of being selectively raised or lowered with respect to said surface; c. blower means having an inlet and outlet, said blower means being mounted on said hood with the inlet of said blower means communicating with the outlet of the hood, d. rotary brush means mounted adjacent to the rear edge of said narrow mouth and arranged to rotate around an axis parallel to said surface, e. drive means connected to the front end of the crank shaft of said truck engine and arranged for rotating said blower means and said brush means whereby trash lying on said surface will be disturbed and picked up through said narrow mouth by the airflow created by said blower means, and f. trash container means mounted on said truck having a pneumatic tube means connected between said trash container means and the outlet of said blower means whereby the trash picked up by said blower means will be conveyed to said container means.
Claim 3
Dependent Claim
16 words
An area cleaning assembly according to claim 1 wherein said hood is of generally triangular shape.
Claim 4
Dependent Claim
21 words
An area cleaning assembly according to claim 2 wherein said blower inlet is in the apex of said triangular shaped hood.
Claim 5
Dependent Claim
30 words
An area cleaning assembly according to claim 1 wherein said hood includes caster wheels for riding on the surface for, holding said hood in a predetermined distance above the surface.
Claim 6
Dependent Claim
26 words
An area cleaning assembly according to claim 1 wherein one end of said hood includes a door, selectively openable for cleaning gutter, corners or the like.
Claim 7
Dependent Claim
35 words
An area cleaning assembly according to claim 1 wherein said drive means includes a variable speed drive means connected to said brush means whereby the rotative speed of said brush means can be variably controlled.
Claim 8
Dependent Claim
40 words
An area cleaning assembly according to claim 1 wherein said assembly is further characterized by a dust filter connected to said trash container means to retain dust and said trash therein but permit exhaust of the air from said blower.
Claim 9
Dependent Claim
40 words
An area cleaning assembly according to claim 1 wherein said rotary brush means is mounted in a housing contiguous with the rear portion of said hood whereby said brush contacts said surface for moving the trash into said narrow mouth.
Claim 10
Dependent Claim
34 words
An area cleaning assembly according to claim 1 wherein said mounting means includes a pair of rearwardly extending mounting arms for pivotally connecting the hood to conventional snow blade mounts provided on said truck.
Claim 11
Dependent Claim
32 words
An area cleaning assembly according to claim 1 wherein said mounting means and said drive means further includes detachable means for quickly and easily connecting and disconnecting the assembly to said truck.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-05-06 | 1977-11-05 | 1978-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-05-06 | 1981-11-05 | 1982-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-05-06 | 1985-11-05 | 1986-05-07 | $7700.00 | Window Closed / Lapsed |