US3265447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control valve
Assignee: Echlin Inc
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Filing: 1965-03-03
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Granted: 1966-08-09
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Expires: 1985-03-03
Abstract
No abstract record available.
Inventors
- 👤 Richard C Bueler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:48
CPC Classifications
B; B60; B60T; B60T15/00; B60T15/02; B60T15/04; B60T15/043; B60T15/045; B60T15/046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
A CONTROL VALVE COMPRISING A HOUSING HAVING A PRESSURE FLUID FLOW PASSAGE THERETHROUGH, APPLICATION MEANS MOVABLE IN SAID SAID HOUSING AND CONTROLLING SAID FLOW PASSAGE, RESILIENTLY URGED MEANS MOVABLE IN SAID HOUSING FOR DRIVING ENGAGEMENT WITH SAID APPLICATION MEANS AND DEFINING WITH SAID HOUSING AN EXPANSIBLE FLUID PRESSURE CHAMBER AND OPERATOR CONTROLLED MEANS HAVING ONE PORTION EXTENDING THROUGH SAID RESILIENT URGED MEANS FOR DRIVING ENGAGEMENT WITH SAID APPLICATION MEANS AND HAVING A FORCE RECEIVING PORTION FOR RECEIVING AN APPLIED FORCE FROM EXTERIORLY OF SAID HOUSING, SAID OPERATOR CONTROLLED MEANS BEING MOVABLE IN RESPONSE TO AN APPLIED FORCE ON THE FORCE RECEIVING PORTION THEREOF TO DRIVE SAID APPLICATION MEANS TOWARD AN ACTUATED POSITION IN SAID FLOW PASSAGE ESTABLISHING PRESSURE FLUID FLOW THERETHROUGH, AND SAID RESILIENTLY URGED MEANS BEING MOVABLE IN RESPONSE TO FLUID PRESSURE IN SAID CHAMBER LESS THAN A PREDETERMINED VALUE TO DRIVE SAID APPLICATION MEANS INDEPENDENTLY OF THE APPLIED FORCE TOWARD THE ACTUATED POSITION THEREOF IN SAID FLOW PASSAGE TO AUTOMATICALLY ESTABLISH PRESSURE FLUID FLOW THERETHROUGH.
Claim 2
Dependent Claim
167 words
A CONTROL VALVE COMPRISING A HOUSING HAVING A PRESSURE FLUID FLOW PASSAGE THERETHROUGH, APPLICATION MEANS MOVABLE IN SAID SAID HOUSING AND CONTROLLING SAID FLOW PASSAGE, RESILIENTLY URGED MEANS MOVABLE IN SAID HOUSING FOR DRIVING ENGAGEMENT WITH SAID APPLICATION MEANS AND DEFINING WITH SAID HOUSING AN EXPANSIBLE FLUID PRESSURE CHAMBER AND OPERATOR CONTROLLED MEANS HAVING ONE PORTION EXTENDING THROUGH SAID RESILIENT URGED MEANS FOR DRIVING ENGAGEMENT WITH SAID APPLICATION MEANS AND HAVING A FORCE RECEIVING PORTION FOR RECEIVING AN APPLIED FORCE FROM EXTERIORLY OF SAID HOUSING, SAID OPERATOR CONTROLLED MEANS BEING MOVABLE IN RESPONSE TO AN APPLIED FORCE ON THE FORCE RECEIVING PORTION THEREOF TO DRIVE SAID APPLICATION MEANS TOWARD AN ACTUATED POSITION IN SAID FLOW PASSAGE ESTABLISHING PRESSURE FLUID FLOW THERETHROUGH, AND SAID RESILIENTLY URGED MEANS BEING MOVABLE IN RESPONSE TO FLUID PRESSURE IN SAID CHAMBER LESS THAN A PREDETERMINED VALUE TO DRIVE SAID APPLICATION MEANS INDEPENDENTLY OF THE APPLIED FORCE TOWARD THE ACTUATED POSITION THEREOF IN SAID FLOW PASSAGE TO AUTOMATICALLY ESTABLISH PRESSURE FLUID FLOW THERETHROUGH.
References Cited (Backward Citations)
US2289559A
Cited
US3152844A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |