US3563032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrostatic pressure prime mover
Assignee: Individual
•
Filing: 1970-03-27
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Granted: 1971-02-16
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Expires: 1990-03-27
Abstract
Abstract A HYDROSTATIC PRESSURE OPERATED PRIME MOVER HAVING A BLOCK IN WHICH A CONVENTIONAL CRANKSHAFT IS TURNED IN RESPONSE TO THE RECIPROCATING DISPLACEMENT OF A PLURALITY OF PISTONS IN A LIKE PLURALITY OF CYLINDER CHAMBERS, THE PISTONS BEING SUBJECTED TO THE SEQUENTIAL ACTION OF TWO SEPARATE PRESSURIZING FLUIDS ACTING ON OPPOSITE END FACES OF THE PISTONS. ONE PRESSURIZED FLUID IS DELIVERED SEQUENTIALLY TO THE CYLINDERS FROM A FIRST PRESSURIZED SOURCE AND THE RESULTING CRANKSHAFT ROTATION OPERATES PUMP MEANS TO CIRCULATE THE SECOND PRESSURIZING FLUID. SINCE THERE IS NO COMBUSTION INVOLVED IN OPERATING THIS PRIME MOVER, POLLUTION OF THE ATMOSPHERE IS AVOIDED.
Inventors
- 👤 R Lapointe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:07
CPC Classifications
F; F01; F01B; F01B9/00; F01B21/00; F01B21/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |