Patent US3196904A successfully refreshed from Google Patents.
US3196904A
Expired / Lapsed
US
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Fluid pressure system and valve control assembly therefor
Assignee: Motors Liquidation Co
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Filing: 1962-07-23
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Granted: 1965-07-27
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Expires: 1982-07-23
Abstract
No abstract record available.
Inventors
- 👤 Robert C Schniers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:16
CPC Classifications
B; B60; B60K; B60K31/00; B60K31/06; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86928; Y10T137/877; Y10T137/87708; Y10T137/87748; Y10T137/87756
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A FLUID PRESSURE SYSTEM HAVING A FLUID PRESSURE CIRCUIT INCLUDING; A FLUID PRESSURE SOURCE; A CONTROL VALVE; A SERVO INTERCONNECTED IN SERIES WITH SAID SOURCE AND SAID CONTROL VALVE; AND A VALVE ASSEMBLY HAVING A FIRST SECTION IN FLUID CONNECTION IN SAID CIRCUIT INTERMEDIATE SAID CONTROL VALVE AND SAID SERVO, A SECOND SECTION IN SELECTIVE WITH SAID SERVO, EXHAUST VENT MEANS, AND VALV E MEANS FOR WITH SAID SERVO, EXHAUST VEN MEANS, AND VALVE MEANS FOR SELECTIVELY FLUID CONNECTING AND DISCONNECTING SAID FIRST SECTION AND SECOND SECTION TO SAID EXHAUST VENT MEANS.
Claim 2
Dependent Claim
92 words
A FLUID PRESSURE SYSTEM HAVING A FLUID PRESSURE CIRCUIT INCLUDING; A FLUID PRESSURE SOURCE; A CONTROL VALVE; A SERVO INTERCONNECTED IN SERIES WITH SAID SOURCE AND SAID CONTROL VALVE; AND A VALVE ASSEMBLY HAVING A FIRST SECTION IN FLUID CONNECTION IN SAID CIRCUIT INTERMEDIATE SAID CONTROL VALVE AND SAID SERVO, A SECOND SECTION IN SELECTIVE WITH SAID SERVO, EXHAUST VENT MEANS, AND VALV E MEANS FOR WITH SAID SERVO, EXHAUST VEN MEANS, AND VALVE MEANS FOR SELECTIVELY FLUID CONNECTING AND DISCONNECTING SAID FIRST SECTION AND SECOND SECTION TO SAID EXHAUST VENT MEANS.
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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) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |