US3414009A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inlet pressure regulator
Assignee: Trane US Inc
•
Filing: 1966-04-08
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Granted: 1968-12-03
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Expires: 1986-04-08
Abstract
No abstract record available.
Inventors
- 👤 Leo F Merchant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:41
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/06; G05D16/0616; G05D16/0625; F; F25; F25B; F25B41/00; F25B41/20; F25B41/22; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7834
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
A GAS PRESSURE REGULATOR COMPRISING A HOUSING STRUCTURE HAVING INTERNAL WALL MEANS EQUIPPED WITH A FLOW PORT THEREIN, SAID WALL MEANS SUBDIVIDING THE HOUSING STRUCTURE INTO AN INLET CHAMBER FOR GAS WHOSE PRESSURE IS TO BE REGULATED AND AN OUTLET CHAMBER FOR EXHAUST GAS; A SEALED BELLOWS DISPOSED WITHIN THE INLET CHAMBER; SAID BELLOWS HAVING CALIBRATED INTERNAL FORCE MEANS WHEREBY INLET CHAMBER PRESSURES ABOVE THE REGULATED PRESSURE EFFECT CONTRACTION OF THE BELLOWS, AND INLET CHAMBER PRESSURES BELOW THE REGULATER PRESSURE PERMIT EXPANSION OF THE BELLOWS BY THE CALIBRATED FORCE MEANS; A VALVE ELEMENT ARRANGED TO TRANSVERSE THE DEFINED FLOW PORT; A MOTIONMULTIPLYING MEANS CONNECTING THE VALVE ELEMENT WITH THE BELLOWS WHEREBY EXPANSION OF THE BELLOWS EFFECTS A MAGNIFIED CLOSING MOVEMENT OF THE VALVE ELEMENT; AND SPRING MEANS ACTING ON THE VALVE ELEMENT TO MOVE SAME IN THE
Claim 2
Dependent Claim
137 words
A GAS PRESSURE REGULATOR COMPRISING A HOUSING STRUCTURE HAVING INTERNAL WALL MEANS EQUIPPED WITH A FLOW PORT THEREIN, SAID WALL MEANS SUBDIVIDING THE HOUSING STRUCTURE INTO AN INLET CHAMBER FOR GAS WHOSE PRESSURE IS TO BE REGULATED AND AN OUTLET CHAMBER FOR EXHAUST GAS; A SEALED BELLOWS DISPOSED WITHIN THE INLET CHAMBER; SAID BELLOWS HAVING CALIBRATED INTERNAL FORCE MEANS WHEREBY INLET CHAMBER PRESSURES ABOVE THE REGULATED PRESSURE EFFECT CONTRACTION OF THE BELLOWS, AND INLET CHAMBER PRESSURES BELOW THE REGULATER PRESSURE PERMIT EXPANSION OF THE BELLOWS BY THE CALIBRATED FORCE MEANS; A VALVE ELEMENT ARRANGED TO TRANSVERSE THE DEFINED FLOW PORT; A MOTIONMULTIPLYING MEANS CONNECTING THE VALVE ELEMENT WITH THE BELLOWS WHEREBY EXPANSION OF THE BELLOWS EFFECTS A MAGNIFIED CLOSING MOVEMENT OF THE VALVE ELEMENT; AND SPRING MEANS ACTING ON THE VALVE ELEMENT TO MOVE SAME IN THE
References Cited (Backward Citations)
US3232310A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |