US3107491A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improved hydraulic transmission of energy
Assignee: Linde GmbH
•
Filing: 1960-08-16
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Granted: 1963-10-22
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Expires: 1980-08-16
Abstract
No abstract record available.
Inventors
- 👤 Kaup Otmar
- 👤 Forster Franz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:58
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/40; F16H61/46; F16H61/42; F16H61/437
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
A HYDROSTATIC ENERGY CONVERTER TRANSMISSION MECHANISM COMPRISING, IN COMBINATION, A VARIABLE CAPACITY SWIVELABLE AXIAL PISTON PUMP HAVING A PUMP BODY AND A DRIVING SHAFT; A REVERSIBLE, HYDROSTATIC CAPACITY-CONTROL SWITCHING MEANS FOR SAID PUMP; AN AXIAL PISTON MOTOR, LOADED BY SAID PISTON PUMP, SAID PUMP HAVING A CONTROL ELEMENT AND SAID MOTOR HAVING A DRIVING SHAFT; AN OIL RESERVOIR-CASING; SAID PUMP, AT LEAST A MAJOR PART OF SAID MOTOR AND SAID CAPACITY-CONTROL MEANS BEING COMPACTLY MOUNTED WITHIN SAID RESERVOIR WHICH IS A COMMON HOUSING THEREFOR; BEARING BLOCK MEANS, ON A FIRST WALL OF AND WITHIN SAID RESERVOIR, FOR SUPORTING THE DRIVING SHAFT OF SAID PUMP, THE SAID PUMP BODY OF SAID PUMP AND SAID HYDROSTATIC CAPACITY-CONTROL MEANS; THE BEARING BLOCK MEANS, ON SAID FIRST WALL, ALSO SUPPORTING THE CONTROL ELEMENT OF SAID AXIAL PISTON PUMP; AND MOUNTING MEANS, ON THAT WALL OF SAID RESERVOIR-CASING WHICH IS OPPOSITE SAID FIRST WALL, FOR SUPPORTING THE DRIVING SHAFT OF SAID AXIAL PISTON MOTOR.
Claim 2
Dependent Claim
159 words
A HYDROSTATIC ENERGY CONVERTER TRANSMISSION MECHANISM COMPRISING, IN COMBINATION, A VARIABLE CAPACITY SWIVELABLE AXIAL PISTON PUMP HAVING A PUMP BODY AND A DRIVING SHAFT; A REVERSIBLE, HYDROSTATIC CAPACITY-CONTROL SWITCHING MEANS FOR SAID PUMP; AN AXIAL PISTON MOTOR, LOADED BY SAID PISTON PUMP, SAID PUMP HAVING A CONTROL ELEMENT AND SAID MOTOR HAVING A DRIVING SHAFT; AN OIL RESERVOIR-CASING; SAID PUMP, AT LEAST A MAJOR PART OF SAID MOTOR AND SAID CAPACITY-CONTROL MEANS BEING COMPACTLY MOUNTED WITHIN SAID RESERVOIR WHICH IS A COMMON HOUSING THEREFOR; BEARING BLOCK MEANS, ON A FIRST WALL OF AND WITHIN SAID RESERVOIR, FOR SUPORTING THE DRIVING SHAFT OF SAID PUMP, THE SAID PUMP BODY OF SAID PUMP AND SAID HYDROSTATIC CAPACITY-CONTROL MEANS; THE BEARING BLOCK MEANS, ON SAID FIRST WALL, ALSO SUPPORTING THE CONTROL ELEMENT OF SAID AXIAL PISTON PUMP; AND MOUNTING MEANS, ON THAT WALL OF SAID RESERVOIR-CASING WHICH IS OPPOSITE SAID FIRST WALL, FOR SUPPORTING THE DRIVING SHAFT OF SAID AXIAL PISTON MOTOR.
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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) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |