US3224196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Regulator
Assignee: Case LLC
•
Filing: 1964-07-27
•
Granted: 1965-12-21
•
Expires: 1984-07-27
Abstract
No abstract record available.
Inventors
- 👤 Milton C Bennett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:30
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/40; F16H61/42; F16H61/437; F16H61/439
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A COMPENSATOR FOR A FLUID TRANSMISSION OF THE TYPE COMPRISING A PAIR OF POSITIVE DISPLACEMENT, VARIABLE DISPLACEMENT PUMPS DRIVEN FROM A PRIME MOVER AND EACH HAVING A CONTROL MEANS SHIFTABLE TO VARY THE DISPLACEMENT THEREOF, A HIGH PRESSURE CONDUIT LEADING FROM EACH PUMP, A PAIR OF POSITIVE DISPLACEMENT MOTORS, EACH CONNECTED TO RECEIVE PRESSURE FLUID FROM ONE OF SAID HIGH PRESSURE CONDUITS AND ALSO TO A MOVABLE ELEMENT TO BE ACTUATED, SAID COMPENSATOR COMPRISING A PAIR OF PRESSURE RESPONSIVE FLUID MOTORS, MEANS PROVIDING PRESSURE RECEIVING SURFACES IN EACH OF SAID PRESSURE RESPONSIVE FLUID MOTORS, AND MEANS CONNECTED TO THE FIRST-MENTIONED MEANS AND TO ONE OF SAID CONTROLS, MEANS CONNECTING ONE OF SAID PRESSURE-RECEIVING SURFACES IN EACH OF THE LAST-MENTIONED FLUID MOTORS IN PRESSURE RECEIVING RELATION WITH ONE OF SAID HIGH PRESSURE CONDUITS, AND MEANS CONNECTING THE OTHER OF SAID PRESSURE RECEIVING SURFACES IN EACH OF SAID LAST-MENTIONED FLUID MOTORS IN RELATION TO SHIFT ONE OF SAID CONTROL MEANS.
Claim 2
Dependent Claim
158 words
A COMPENSATOR FOR A FLUID TRANSMISSION OF THE TYPE COMPRISING A PAIR OF POSITIVE DISPLACEMENT, VARIABLE DISPLACEMENT PUMPS DRIVEN FROM A PRIME MOVER AND EACH HAVING A CONTROL MEANS SHIFTABLE TO VARY THE DISPLACEMENT THEREOF, A HIGH PRESSURE CONDUIT LEADING FROM EACH PUMP, A PAIR OF POSITIVE DISPLACEMENT MOTORS, EACH CONNECTED TO RECEIVE PRESSURE FLUID FROM ONE OF SAID HIGH PRESSURE CONDUITS AND ALSO TO A MOVABLE ELEMENT TO BE ACTUATED, SAID COMPENSATOR COMPRISING A PAIR OF PRESSURE RESPONSIVE FLUID MOTORS, MEANS PROVIDING PRESSURE RECEIVING SURFACES IN EACH OF SAID PRESSURE RESPONSIVE FLUID MOTORS, AND MEANS CONNECTED TO THE FIRST-MENTIONED MEANS AND TO ONE OF SAID CONTROLS, MEANS CONNECTING ONE OF SAID PRESSURE-RECEIVING SURFACES IN EACH OF THE LAST-MENTIONED FLUID MOTORS IN PRESSURE RECEIVING RELATION WITH ONE OF SAID HIGH PRESSURE CONDUITS, AND MEANS CONNECTING THE OTHER OF SAID PRESSURE RECEIVING SURFACES IN EACH OF SAID LAST-MENTIONED FLUID MOTORS IN RELATION TO SHIFT ONE OF SAID CONTROL MEANS.
References Cited (Backward Citations)
US2896411A
Cited
US3161245A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |