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US3090402A
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Gas regulator
Assignee: Bastian Blessing Co
•
Filing: 1958-03-24
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Granted: 1963-05-21
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Expires: 1978-03-24
Abstract
No abstract record available.
Inventors
- 👤 Clair Theodore A St
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:13
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/06; G05D16/063; G05D16/0675; G05D16/0683
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
IN A PRESSURE REDUCING REGULATOR THE COMBINATION OF A HOUSING HAVING A LOW PRESSURE COMPARTMENT BORDERED BY A WALL, A DIAPHRAGM OF A DIMENSION WHOSE PERIPHERAL MARGIN FITS INSIDE SAID WALL AND COMPRISING A FABRIC REINFORCED SHEET OF ELASTOMER MATERIAL OF PREDETERMINED THICKNESS, RADIALLY SPACED CONCENTRIC LANDS OF DIFFERENT HEIGHTS WITHIN SAID WALL ENGAGING THE MARGIN OF SAID DIAPHRAGM THE OUTER ONE OF WHICH IS HIGHER THAN THE INNER ONE BY A FRACTION OF THE THICKNESS OF THE DIAPHRAGM, AND A BONNET
Claim 2
Dependent Claim
82 words
IN A PRESSURE REDUCING REGULATOR THE COMBINATION OF A HOUSING HAVING A LOW PRESSURE COMPARTMENT BORDERED BY A WALL, A DIAPHRAGM OF A DIMENSION WHOSE PERIPHERAL MARGIN FITS INSIDE SAID WALL AND COMPRISING A FABRIC REINFORCED SHEET OF ELASTOMER MATERIAL OF PREDETERMINED THICKNESS, RADIALLY SPACED CONCENTRIC LANDS OF DIFFERENT HEIGHTS WITHIN SAID WALL ENGAGING THE MARGIN OF SAID DIAPHRAGM THE OUTER ONE OF WHICH IS HIGHER THAN THE INNER ONE BY A FRACTION OF THE THICKNESS OF THE DIAPHRAGM, AND A BONNET
References Cited (Backward Citations)
US48877A
Cited
US2435057A
Cited
US2462291A
Cited
US2532143A
Cited
US2543203A
Cited
US2536000A
Cited
US2661767A
Cited
US2646077A
Cited
US2659565A
Cited
US2665874A
Cited
US2718373A
Cited
US2700987A
Cited
US2812777A
Cited
US2840003A
Cited
US2744543A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |