Patent US3612353A successfully refreshed from Google Patents.
US3612353A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radio controlled mobile cleaning apparatus
Assignee: AERO WASH SERVICES Inc
•
Filing: 1970-03-13
•
Granted: 1971-10-12
•
Expires: 1990-03-13
Abstract
Abstract A remotely controlled cleaning apparatus in which the cleaning composition is provided in response to a radio signal.
Inventors
- 👤 Robert Haase
- 👤 Robert Tompkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:24
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4011; A47L2201/00
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
115 words
An apparatus comprising: a pump means for providing under pressure water alone or water with a chemical; a hose means through which the water or aqueous solution is directed to the surface to be contacted; a water supply connected to said pump means; at least one chemical supply connected to said pump means; a control means located remotely from said pump means which comprises a transmitter capable of generating two discrete radio frequencies; a receiver electronically connected to said pump means capable of receiving either radio signal from said transmitter, which upon reception of said signal activates said pump means to emit water with or without a chemical as designated by the particular signal transmitted.
Claim 2
Independent Claim
115 words
An apparatus comprising: a pump means for providing under pressure water alone or water with a chemical; a hose means through which the water or aqueous solution is directed to the surface to be contacted; a water supply connected to said pump means; at least one chemical supply connected to said pump means; a control means located remotely from said pump means which comprises a transmitter capable of generating two discrete radio frequencies; a receiver electronically connected to said pump means capable of receiving either radio signal from said transmitter, which upon reception of said signal activates said pump means to emit water with or without a chemical as designated by the particular signal transmitted.
Claim 3
Dependent Claim
73 words
An apparatus according to claim 1 wherein said water supply comprises: a water tank containing water; a primary pressure pump connected to said tank; a water softener section connected to said pump; a heater connected to said water softener system; and a purger connected to said heater whereby the water is drawn from said tank, put under initial pressure, softened, heated and purged from air dissolved therein before introduced into the high-pressure pump.
Claim 4
Dependent Claim
15 words
An apparatus according to claim 1 wherein there are two separate sources of different chemicals.
Claim 5
Dependent Claim
18 words
An apparatus according to claim 3 wherein one chemical is a detergent and the other is a wax.
Claim 6
Dependent Claim
26 words
An apparatus according to claim 1 wherein said electronic connection between the receiver and the high-pressure pump contains a switch means to select the chemical desired.
Claim 7
Dependent Claim
14 words
An apparatus according to claim 5 wherein said switch means is a toggle switch.
Claim 8
Dependent Claim
20 words
A mobile cleaning apparatus according to claim 1 wherein said apparatus is located on a vehicle capable of transporting it.
References Cited (Backward Citations)
US2941753A
Cited
US3512721A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-10-11 | 1975-04-12 | 1975-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-11 | 1979-04-12 | 1979-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-11 | 1983-04-12 | 1983-10-12 | $7700.00 | Window Closed / Lapsed |