US3944429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cleaning device
Assignee: Individual
•
Filing: 1971-09-17
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Granted: 1976-03-16
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Expires: 1991-09-17
Abstract
Abstract The present invention relates to a multipurpose washing, drying and painting device comprising a tank, nozzles mounted on the inner wall of said tank, a fluid supply operably coupled to said nozzles, an air supply operably coupled to nozzles mounted on said tank, a heater operably coupled to said tank, and recirculating hoses connecting the tank drain to a pujp in the fluid supply.
Inventors
- 👤 Erwin R. Trudell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:03
CPC Classifications
B; B08; B08B; B08B3/00; B08B3/02; B08B3/026; B05; B05B; B05B13/00; B05B13/02; B05B13/0278; B08B2203/00; B08B2203/007
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
217 words
A parts washer/dryer for cleaning and drying machine parts comprising, housing means, tank means operably mounted in said housing means, said tank means provided with drain means, a plurality of nozzles mounted on the interior surface of the top, bottom and sides of said tank means and directed towards the center of said tank means, pump means operably mounted in said housing means, said pump means operably coupled to said nozzles to provide liquids to said tank means, heating means operably mounted in said housing means and conductively coupled to said tank means, air inlet and outlet means operably mounted on said tank means, said air inlet and outlet means disposed apart from said nozzles and inoperative during use of said nozzles, liquid control means operably coupled between said nozzles and said pump means, hose means, said hose means connected at one end to the input of said pump means and connected at the other end to liquid supply means, said liquid supply means being either fresh liquid or the drain means of said tank means, pressure sensing means operably disposed between said pump means and said nozzles, said pressure sensing means operably coupled to said pump means and adopted to turnoff said pump if the pressure at the output of the pump exceeds a predetermined amount.
Claim 2
Dependent Claim
217 words
A parts washer/dryer for cleaning and drying machine parts comprising, housing means, tank means operably mounted in said housing means, said tank means provided with drain means, a plurality of nozzles mounted on the interior surface of the top, bottom and sides of said tank means and directed towards the center of said tank means, pump means operably mounted in said housing means, said pump means operably coupled to said nozzles to provide liquids to said tank means, heating means operably mounted in said housing means and conductively coupled to said tank means, air inlet and outlet means operably mounted on said tank means, said air inlet and outlet means disposed apart from said nozzles and inoperative during use of said nozzles, liquid control means operably coupled between said nozzles and said pump means, hose means, said hose means connected at one end to the input of said pump means and connected at the other end to liquid supply means, said liquid supply means being either fresh liquid or the drain means of said tank means, pressure sensing means operably disposed between said pump means and said nozzles, said pressure sensing means operably coupled to said pump means and adopted to turnoff said pump if the pressure at the output of the pump exceeds a predetermined amount.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-03-16 | 1979-09-15 | 1980-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-03-16 | 1983-09-15 | 1984-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-03-16 | 1987-09-15 | 1988-03-16 | $7700.00 | Window Closed / Lapsed |