US3207279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid and mechanical clutches
Assignee: Svenska Rotor Maskiner AB
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Filing: 1960-10-26
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Granted: 1965-09-21
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Expires: 1980-10-26
Abstract
No abstract record available.
Inventors
- 👤 Karl Gustav Ahlen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:45
CPC Classifications
F; F16; F16H; F16H47/00; F16H47/06; F16D; F16D25/00; F16D25/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A POWER TRANSMISSION MECHANISM FOR CONNECTION OF POWER INPUT AND POWER OUTPUT SHAFTS, SAID MECHANISM INCLUDING A HYDROSTATIC COUPLING HAVING A FIRST MEMBER NON-ROTATABLY CONNECTED TO SAID INPUT SHAFT, A SECOND MEMBER AND AT LEAST ONE PUMP ELEMENT MOUNTED IN ONE OF SAID MEMBERS AND DRIVINGLY CONNECTING SAID TWO MEMBERS AND DEVELOPING PRESSURE FLUID ON THE PRESSURE OUTLET SIDE THEREOF, A MECHANICAL CLUTCH HAVING A FIRST MEMBER NON-ROTATABLY CONNECTED TO SAID SECOND MEMBER OF THE HYDROSTATIC COUPLING, A SECOND MEMBER NON-ROTATABLY CONNECTED WITH SAID OUTPUT SHAFT, AND A SERVO MOTOR
Claim 2
Dependent Claim
90 words
A POWER TRANSMISSION MECHANISM FOR CONNECTION OF POWER INPUT AND POWER OUTPUT SHAFTS, SAID MECHANISM INCLUDING A HYDROSTATIC COUPLING HAVING A FIRST MEMBER NON-ROTATABLY CONNECTED TO SAID INPUT SHAFT, A SECOND MEMBER AND AT LEAST ONE PUMP ELEMENT MOUNTED IN ONE OF SAID MEMBERS AND DRIVINGLY CONNECTING SAID TWO MEMBERS AND DEVELOPING PRESSURE FLUID ON THE PRESSURE OUTLET SIDE THEREOF, A MECHANICAL CLUTCH HAVING A FIRST MEMBER NON-ROTATABLY CONNECTED TO SAID SECOND MEMBER OF THE HYDROSTATIC COUPLING, A SECOND MEMBER NON-ROTATABLY CONNECTED WITH SAID OUTPUT SHAFT, AND A SERVO 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) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |