US3090361A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic motor
Assignee: Individual
•
Filing: 1961-09-28
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Granted: 1963-05-21
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Expires: 1981-09-28
Abstract
No abstract record available.
Inventors
- 👤 Jr Elias Orshansky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:01
CPC Classifications
F; F04; F04B; F04B49/00; F04B49/005; B; B60; B60K; B60K17/00; B60K17/04; B60K17/14; F03; F03C; F03C1/00; F03C1/02; F03C1/04; F03C1/0403; F03C1/0406; F03C1/0428; F03C1/0435; F03C1/0444; F03C1/0447; F03C1/0463; F03C1/22; F03C1/24; F03C1/2407; F03C1/2423; F03C1/2438
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
229 words
A FLUID-OPERATED MOTOR COMPRISING A STATIONARY HOUSING; A HUB MOUNTED FOR ROTATION WITHIN SAID HOUSING AND EXTENDING FROM ONE END OF THE HOUSING; A CYLINDER BLOCK FASTENED TO THE HUB HAVING A PLURALITY OF PAIRS OF CYLINDERS RADIALLY THEREIN, EACH PAIR OF CYLINDERS LEADING TO A MANIFOLD COMMON FOR THAT PAIR WHEREBY A PLURALITY OF MANIFOLDS IS PROVIDED, EACH MANIFOLD TERMINATING IN A PORT IN A ROTATING VALVE PLATE FORMED BY A FLAT FACE ON SAID CYLINDER BLOCK; PISTONS IN EACH OF SAID CYLINDERS, EACH PISTON HAVING A CAM FOLLOWER FACING OUTWARDLY THEREFROM; A PAIR OF ANNULAR CAM RINGS MOUNTED WITHIN SAID HOUSING, THE CAM FOLLOWERS OF ONE OF EACH PAIR OF PISTONS RUNNING ON EACH OF SAID CAM RINGS; A PLURALITY OF LOBES ON EACH OF SAID RINGS, EACH RING HAVING THE SAME NUMBER OF LOBES; A STATIONARY VALVE PLATE IN CONTACT WITH SAID ROTATING VALVE PLATE, SAID STATIONARY VALVE PLATE HAVING ALTERNATE INLET AND OUTLET OPENING, THE NUMBER OF EACH OF THE INLET AND OUTLET BEING EQUAL TO THE NUMBER OF LOBES ON ONE OF THE CAM RINGS; MEANS FOR ROTATING THE POSITIONS OF SAID CAM RINGS IN OPPOSITE DIRECTIONS ABOUT A COMMON POINT SAID COMMON POINT BEING INDEXED ON THE OPENINGS OF THE STATIONARY VALVE PLATE; AND MEANS FOR SUPPLYING HIGH PRESSURE OIL TO THE INLET OPENINGS AND REMOVING LOW PRESSURE OIL FROM THE OUTLET OPENINGS.
Claim 2
Dependent Claim
229 words
A FLUID-OPERATED MOTOR COMPRISING A STATIONARY HOUSING; A HUB MOUNTED FOR ROTATION WITHIN SAID HOUSING AND EXTENDING FROM ONE END OF THE HOUSING; A CYLINDER BLOCK FASTENED TO THE HUB HAVING A PLURALITY OF PAIRS OF CYLINDERS RADIALLY THEREIN, EACH PAIR OF CYLINDERS LEADING TO A MANIFOLD COMMON FOR THAT PAIR WHEREBY A PLURALITY OF MANIFOLDS IS PROVIDED, EACH MANIFOLD TERMINATING IN A PORT IN A ROTATING VALVE PLATE FORMED BY A FLAT FACE ON SAID CYLINDER BLOCK; PISTONS IN EACH OF SAID CYLINDERS, EACH PISTON HAVING A CAM FOLLOWER FACING OUTWARDLY THEREFROM; A PAIR OF ANNULAR CAM RINGS MOUNTED WITHIN SAID HOUSING, THE CAM FOLLOWERS OF ONE OF EACH PAIR OF PISTONS RUNNING ON EACH OF SAID CAM RINGS; A PLURALITY OF LOBES ON EACH OF SAID RINGS, EACH RING HAVING THE SAME NUMBER OF LOBES; A STATIONARY VALVE PLATE IN CONTACT WITH SAID ROTATING VALVE PLATE, SAID STATIONARY VALVE PLATE HAVING ALTERNATE INLET AND OUTLET OPENING, THE NUMBER OF EACH OF THE INLET AND OUTLET BEING EQUAL TO THE NUMBER OF LOBES ON ONE OF THE CAM RINGS; MEANS FOR ROTATING THE POSITIONS OF SAID CAM RINGS IN OPPOSITE DIRECTIONS ABOUT A COMMON POINT SAID COMMON POINT BEING INDEXED ON THE OPENINGS OF THE STATIONARY VALVE PLATE; AND MEANS FOR SUPPLYING HIGH PRESSURE OIL TO THE INLET OPENINGS AND REMOVING LOW PRESSURE OIL FROM THE OUTLET OPENINGS.
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) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |