US3070960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronized hydraulic remote control system
Assignee: Bendix Westinghouse Automotive Air Brake Co
•
Filing: 1960-08-03
•
Granted: 1963-01-01
•
Expires: 1980-08-03
Abstract
No abstract record available.
Inventors
- 👤 George E Ternent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:29
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/40; F16H61/42; F16H61/433; F15; F15B; F15B7/00; F15B7/005; F15B7/008
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
IN COMBINATION WITH A REMOTE CONTROL SYSTEM INCLUDING A PAIR OF HYDRAULICALLY CONNECTED MASTER AND SLAVE UNITS AND MEANS FOR IMPARTING MOVEMENT TO SAID MASTER UNIT FOR EFFECTING CORRESPONDING MOVEMENT OF SAID SLAVE UNIT, A HYDRAULIC RESERVOIR CONNECTED TO SAID SLAVE UNIT, A SOURCE OF PNEUMATIC PRESSURE, NORMALLY CLOSED VALVE MEANS FOR CONTROLLING A CONNECTION BETWEEN SAID SOURCE OF PNEUMATIC PRESSURE AND SAID RESERVOIR, MEANS TO RETAIN SAID VALVE IN CLOSED POSITION WHEN THE MOVEMENT OF SAID SLAVE UNIT CORRESPONDS TO THE MOVEMENT OF SAID MASTER UNIT, AND MEANS RESPONSIVE TO THE MOVEMENT OF SAID MASTER UNIT TO MOVE SAID VALVE MEANS TO OPEN POSITION WHEN THE MOVEMENT OF SAID SLAVE UNIT DOES NOT CORRESPOND WITH THE MOVEMENT OF SAID MASTER UNIT.
Claim 2
Dependent Claim
122 words
IN COMBINATION WITH A REMOTE CONTROL SYSTEM INCLUDING A PAIR OF HYDRAULICALLY CONNECTED MASTER AND SLAVE UNITS AND MEANS FOR IMPARTING MOVEMENT TO SAID MASTER UNIT FOR EFFECTING CORRESPONDING MOVEMENT OF SAID SLAVE UNIT, A HYDRAULIC RESERVOIR CONNECTED TO SAID SLAVE UNIT, A SOURCE OF PNEUMATIC PRESSURE, NORMALLY CLOSED VALVE MEANS FOR CONTROLLING A CONNECTION BETWEEN SAID SOURCE OF PNEUMATIC PRESSURE AND SAID RESERVOIR, MEANS TO RETAIN SAID VALVE IN CLOSED POSITION WHEN THE MOVEMENT OF SAID SLAVE UNIT CORRESPONDS TO THE MOVEMENT OF SAID MASTER UNIT, AND MEANS RESPONSIVE TO THE MOVEMENT OF SAID MASTER UNIT TO MOVE SAID VALVE MEANS TO OPEN POSITION WHEN THE MOVEMENT OF SAID SLAVE UNIT DOES NOT CORRESPOND WITH THE MOVEMENT OF SAID MASTER UNIT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |