US3151783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure actuated metering device
Assignee: Borg Warner Corp
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Filing: 1961-06-19
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Granted: 1964-10-06
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Expires: 1981-06-19
Abstract
No abstract record available.
Inventors
- 👤 Lyle F Shaw
- 👤 Clyde F Baker
- 👤 Romeo V Bougie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:53
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/06; G05D16/063; G05D16/0638; G05D16/0641
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
A METERING DEVICE UTILIZING A PRESSURIZED FLUID SOURCE COMPRISING A VALVE BODY HAVING ALIGNED INLET AND OUTLET PASSAGES AND INLET AND OUTLET PORTS ANGULARLY DISPOSED RELATIVE TO SAID PASSAGES, SAID BODY HAVING AN ARCUATE SURFACE; A RESILIENT DIAPHRAGM SECURED TO SAID BODY AND SNUGLY ENGAGING SAID ARCUATE SURFACE AND EXPANDIBLE THEREFROM TO PROVIDE A CHAMBER BETWEEN SAID SURFACE AND SAID DIAPHRAGM, SAID INLET PORT HAVING ONE END TERMINATING AT SAID SURFACE AND ITS OTHER END TERMINATING IN SAID INLET PASSAGE FOR FLUID COMMUNICATION BETWEEN SAID INLET PASSAGE AND SAID CHAMBER, SAID EXHAUST PORT HAVING ONE END TERMINATING AT SAID SURFACE AND ITS OTHER END TERMINATING IN SAID EXHAUST PASSAGE FOR FLUID COMMUNICATINO BETWEEN SAID CHAMBER AND SAID EXHAUST PASSAGE; AN INLET VALVE IN SAID INLET PASSAGE AND CONNECTING SAID INLET PORT AND THEREBY SAID CHAMBER WITH SAID INLET PASSAGE, UPON OPENING OF SAID INLET VALVE, TO ALLOW FLUID FROM SAID SOURCE TO ENTER SAID CHAMBER AND TO EXERT FORCE BY THE PRESSURE OF THE FLUID ON SAID RESILIENT DIAPHRAGM TO FLEX AND EXPAND SAID
Claim 2
Dependent Claim
174 words
A METERING DEVICE UTILIZING A PRESSURIZED FLUID SOURCE COMPRISING A VALVE BODY HAVING ALIGNED INLET AND OUTLET PASSAGES AND INLET AND OUTLET PORTS ANGULARLY DISPOSED RELATIVE TO SAID PASSAGES, SAID BODY HAVING AN ARCUATE SURFACE; A RESILIENT DIAPHRAGM SECURED TO SAID BODY AND SNUGLY ENGAGING SAID ARCUATE SURFACE AND EXPANDIBLE THEREFROM TO PROVIDE A CHAMBER BETWEEN SAID SURFACE AND SAID DIAPHRAGM, SAID INLET PORT HAVING ONE END TERMINATING AT SAID SURFACE AND ITS OTHER END TERMINATING IN SAID INLET PASSAGE FOR FLUID COMMUNICATION BETWEEN SAID INLET PASSAGE AND SAID CHAMBER, SAID EXHAUST PORT HAVING ONE END TERMINATING AT SAID SURFACE AND ITS OTHER END TERMINATING IN SAID EXHAUST PASSAGE FOR FLUID COMMUNICATINO BETWEEN SAID CHAMBER AND SAID EXHAUST PASSAGE; AN INLET VALVE IN SAID INLET PASSAGE AND CONNECTING SAID INLET PORT AND THEREBY SAID CHAMBER WITH SAID INLET PASSAGE, UPON OPENING OF SAID INLET VALVE, TO ALLOW FLUID FROM SAID SOURCE TO ENTER SAID CHAMBER AND TO EXERT FORCE BY THE PRESSURE OF THE FLUID ON SAID RESILIENT DIAPHRAGM TO FLEX AND EXPAND SAID
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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) | 1967-10-06 | 1968-04-06 | 1968-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-06 | 1972-04-06 | 1972-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-06 | 1976-04-06 | 1976-10-06 | $7700.00 | Window Closed / Lapsed |