US3331480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump and rotary fluid motor type transmission and brake
Assignee: Motors Liquidation Co
•
Filing: 1963-09-27
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Granted: 1967-07-18
•
Expires: 1983-09-27
Abstract
No abstract record available.
Inventors
- 👤 Howard W Christenson
- 👤 Robert H Schaefer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:37
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/40; F16H61/4157; F16H61/46; F16H59/00; F16H59/50; F16H59/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
208 words
IN A VARIABLE RATION DRIVE ASSEMBLY FOR CONNECTING AN ENGINE TO DRIVE A LOAD, THE COMBINATION OF: (A) A TRANSMISSION HAVING A DRIVE MEMBER TO BE DRIVEN BY AN ENGINE AND A DRIVEN MEMBER TO BE CONNECTED TO DRIVE A LOAD PROVIDING A PLURALITY OF DRIVE RATIOS BETWEEN SAID DRIVE AND DRIVEN MEMBERS; (B) FRICTION BRAKE MEANS OPERABLY CONNECTED TO BRAKE SAID DRIVEN MEMBER; (C) BRAKE CONTROL MEANS OPERABLY CONNECTED TO SAID TRANSMISSION AND TO SAID FRICTION BRAKE MEANS AND INCLUDING A BRAKE CONTROL MEMBER MOVABLE FROM A DISENGAGED POSITION THROUGH FIRST AND SECOND RANGES OF BRAKE DEMAND MOVEMENT AND BEING OPERABLE IN ONE OF SAID RANGES OF MOVEMENT OF SAID CONTROL MEMBER TO CONTROL BOTH SAID TRANSMISSION TO CONNECT SAID DRIVE MEMBER TO SAID DRIVE MEMBER TO DRIVE THE DRIVE MEMBER FOR MOTORING AN ENGINE FOR BRAKING THE DRIVEN MEMBER FOR MOTORING AN ENGINE FOR SAID FRICTION BRAKE TO MAINTAIN SAID FRICTION BRAKE DISENGAGED AND OPERATIVE IN ANOTHER OF SAID RANGES OF MOVEMENT OF SAID CONTROL MEMBER TO CONTROL BOTH SAID FRICTION BRAKE TO ENGAGE SAID FRICTION BRAKE FOR FRICTION BRAKING AND SAID TRANSMISSION TO CONTINUE TO CONNECTED SAID DRIVEN MEMBER TO DRIVE SAID DRIVE MEMBER FOR MOTORING AN ENGINE FOR CONTINUED ENGINE BRAKING OF A LOAD.
Claim 2
Dependent Claim
208 words
IN A VARIABLE RATION DRIVE ASSEMBLY FOR CONNECTING AN ENGINE TO DRIVE A LOAD, THE COMBINATION OF: (A) A TRANSMISSION HAVING A DRIVE MEMBER TO BE DRIVEN BY AN ENGINE AND A DRIVEN MEMBER TO BE CONNECTED TO DRIVE A LOAD PROVIDING A PLURALITY OF DRIVE RATIOS BETWEEN SAID DRIVE AND DRIVEN MEMBERS; (B) FRICTION BRAKE MEANS OPERABLY CONNECTED TO BRAKE SAID DRIVEN MEMBER; (C) BRAKE CONTROL MEANS OPERABLY CONNECTED TO SAID TRANSMISSION AND TO SAID FRICTION BRAKE MEANS AND INCLUDING A BRAKE CONTROL MEMBER MOVABLE FROM A DISENGAGED POSITION THROUGH FIRST AND SECOND RANGES OF BRAKE DEMAND MOVEMENT AND BEING OPERABLE IN ONE OF SAID RANGES OF MOVEMENT OF SAID CONTROL MEMBER TO CONTROL BOTH SAID TRANSMISSION TO CONNECT SAID DRIVE MEMBER TO SAID DRIVE MEMBER TO DRIVE THE DRIVE MEMBER FOR MOTORING AN ENGINE FOR BRAKING THE DRIVEN MEMBER FOR MOTORING AN ENGINE FOR SAID FRICTION BRAKE TO MAINTAIN SAID FRICTION BRAKE DISENGAGED AND OPERATIVE IN ANOTHER OF SAID RANGES OF MOVEMENT OF SAID CONTROL MEMBER TO CONTROL BOTH SAID FRICTION BRAKE TO ENGAGE SAID FRICTION BRAKE FOR FRICTION BRAKING AND SAID TRANSMISSION TO CONTINUE TO CONNECTED SAID DRIVEN MEMBER TO DRIVE SAID DRIVE MEMBER FOR MOTORING AN ENGINE FOR CONTINUED ENGINE BRAKING OF A LOAD.
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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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |