US3222999A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure servomotor
Assignee: Bendix Corp
•
Filing: 1962-12-31
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Granted: 1965-12-14
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Expires: 1982-12-31
Abstract
No abstract record available.
Inventors
- 👤 Robert R Hager
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:21
CPC Classifications
B; B60; B60T; B60T13/00; B60T13/10; B60T13/24; B60T13/46; B60T13/52; B60T13/563; B60T13/241; B60T13/242; B60T13/244; B60T13/26; B60T13/40; B60T13/44; B60T13/569; B60T13/57; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86919
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
IN A FLUID PRESSURE DEVICE A HOUSING; A FIRST MOVABLE WALL IN SAID HOUSING; A SECOND MOVABLE WALL; A FIRST DIAPHRAGM CONNECTING SAID FIRST MOVABLE WALL TO SAID HOUSING; A SECOND DIAPHRAGM CONNECTING SAID SECOND MOVABLE WALL TO SAID HOUSING; A VALVE HOUSING HAVING A PORTION MOUNTED WITHIN SAID HOUSING, SAID VALVE HOUSING HAVING A PORTION BEING SLIDABLY MOUNTED THROUGH SAID FIRST MOVABLE WALL AND AFFIXED TO SAID SECOND MOVABLE WALL TO SUPPORT SAID MOVABLE WALLS IN SAID HOUSING AND PERMIT RELATIVE MOVEMENT THEREBETWEEN; AND A FLUID CONTROL VALVE SLIDABLY MOUNTED WITHIN SAID VALVE HOUSING AND HELD BY SAID SECOND DIAPHRAGM FOR RELATIVE MOVEMENT WITH RESPECT TO SAID VALVE HOUSING.
Claim 2
Dependent Claim
110 words
IN A FLUID PRESSURE DEVICE A HOUSING; A FIRST MOVABLE WALL IN SAID HOUSING; A SECOND MOVABLE WALL; A FIRST DIAPHRAGM CONNECTING SAID FIRST MOVABLE WALL TO SAID HOUSING; A SECOND DIAPHRAGM CONNECTING SAID SECOND MOVABLE WALL TO SAID HOUSING; A VALVE HOUSING HAVING A PORTION MOUNTED WITHIN SAID HOUSING, SAID VALVE HOUSING HAVING A PORTION BEING SLIDABLY MOUNTED THROUGH SAID FIRST MOVABLE WALL AND AFFIXED TO SAID SECOND MOVABLE WALL TO SUPPORT SAID MOVABLE WALLS IN SAID HOUSING AND PERMIT RELATIVE MOVEMENT THEREBETWEEN; AND A FLUID CONTROL VALVE SLIDABLY MOUNTED WITHIN SAID VALVE HOUSING AND HELD BY SAID SECOND DIAPHRAGM FOR RELATIVE MOVEMENT WITH RESPECT TO SAID VALVE HOUSING.
References Cited (Backward Citations)
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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) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |