US3146678A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid actuated motor with fluid flow control
Assignee: Individual
•
Filing: 1962-03-12
•
Granted: 1964-09-01
•
Expires: 1982-03-12
Abstract
No abstract record available.
Inventors
- 👤 Strick Rudolf Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:39
CPC Classifications
F; F15; F15B; F15B11/00; F15B11/16; F15B11/20; F15B11/205
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A MOTOR SYSTEM COMPRISING: A CYLINDER HAVING A FIRST END AND A SECOND END; A PISTON MOUNTED IN THE CYLINDER FOR RELATIVE FORWARD MOVEMENT OF THE PISTON WITH RESPECT TO THE CYLINDER FROM SAID FIRST END TO SAID SECOND END; A CYLINDER HEAD AT SAID FIRST END; AN INLET PORT AND AN OUTLET PORT IN SAID CYLINDER HEAD; FLUID FLOW MEANS IN SAID HEAD PROVIDING COMMUNICATION BETWEEN SAID PORTS; A PASSAGE CONNECTING SAID INLET PORT AND SAID FIRST CYLINDER END; BLOCKING MEANS CONNECTED TO THE PISTON FOR MOVEMENT THEREWITH POSITIONED TO BLOCK THE FLUID FLOW MEANS WHEN THE PISTON IS CONTIGUOUS TO SAID FIRST END
Claim 2
Dependent Claim
105 words
A MOTOR SYSTEM COMPRISING: A CYLINDER HAVING A FIRST END AND A SECOND END; A PISTON MOUNTED IN THE CYLINDER FOR RELATIVE FORWARD MOVEMENT OF THE PISTON WITH RESPECT TO THE CYLINDER FROM SAID FIRST END TO SAID SECOND END; A CYLINDER HEAD AT SAID FIRST END; AN INLET PORT AND AN OUTLET PORT IN SAID CYLINDER HEAD; FLUID FLOW MEANS IN SAID HEAD PROVIDING COMMUNICATION BETWEEN SAID PORTS; A PASSAGE CONNECTING SAID INLET PORT AND SAID FIRST CYLINDER END; BLOCKING MEANS CONNECTED TO THE PISTON FOR MOVEMENT THEREWITH POSITIONED TO BLOCK THE FLUID FLOW MEANS WHEN THE PISTON IS CONTIGUOUS TO SAID FIRST END
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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |