US3266715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanical-fluid energy converting means
Assignee: Eaton Corp
•
Filing: 1963-12-30
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Granted: 1966-08-16
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Expires: 1983-12-30
Abstract
No abstract record available.
Inventors
- 👤 David P Hass
- 👤 Oldberg Sidney
- 👤 Timour Sune
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:04
CPC Classifications
F; F25; F25B; F25B31/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
IN A FLUID-MECHANICAL ENERGY CONVERTING DEVICE, THE COMBINATION COMPRISING: HOUSING MEANS DEFINING CHAMBER HAVING INLET AND OUTLET VALVES ASSOCIATED THEREWITH; A PISTON WITHIN SAID CHAMBER AND MEANS SUPPORTING SAID PISTON FOR ROTATION AND FOR RECIPROCATION WITHIN SAID CHAMBER; MEANS FOR ROTATING SAID PISTON AND SELECTIVELY ACTUATABLE DRIVE MECHANISM FOR RECIPROCATING SAID PISTON, SAID DRIVE MECHANISM BEING COUPLABLE TO SAID PISTON FOR BEING DRIVEN UPON ROTATION OF SAID PISTON, SAID DRIVE MECHANISM HAVING SELECTIVELY ACTUABLE CLUTCH MEANS SO THAT SAID PISTON MUST ROTATE AND SAID CLUTCH MEANS MUST BE CLUTCHED IN ORDER TO RECIPROCATE SAID PISTON; AND CONTROL MEANS FOR CLUTCHING AND DE-CLUTCHING SAID CLUTCH MEANS.
Claim 2
Dependent Claim
105 words
IN A FLUID-MECHANICAL ENERGY CONVERTING DEVICE, THE COMBINATION COMPRISING: HOUSING MEANS DEFINING CHAMBER HAVING INLET AND OUTLET VALVES ASSOCIATED THEREWITH; A PISTON WITHIN SAID CHAMBER AND MEANS SUPPORTING SAID PISTON FOR ROTATION AND FOR RECIPROCATION WITHIN SAID CHAMBER; MEANS FOR ROTATING SAID PISTON AND SELECTIVELY ACTUATABLE DRIVE MECHANISM FOR RECIPROCATING SAID PISTON, SAID DRIVE MECHANISM BEING COUPLABLE TO SAID PISTON FOR BEING DRIVEN UPON ROTATION OF SAID PISTON, SAID DRIVE MECHANISM HAVING SELECTIVELY ACTUABLE CLUTCH MEANS SO THAT SAID PISTON MUST ROTATE AND SAID CLUTCH MEANS MUST BE CLUTCHED IN ORDER TO RECIPROCATE SAID PISTON; AND CONTROL MEANS FOR CLUTCHING AND DE-CLUTCHING SAID CLUTCH MEANS.
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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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |