Patent US3096778A successfully refreshed from Google Patents.
US3096778A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve arrangement for breathing devices
Assignee: Individual
•
Filing: 1958-01-03
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Granted: 1963-07-09
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Expires: 1978-01-03
Abstract
No abstract record available.
Inventors
- 👤 Arborelius Mans Mansson
- 👤 Lundgren Clares Erik Gunnar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:34
CPC Classifications
A; A62; A62B; A62B9/00; A62B9/02; A62B9/022; B; B63; B63C; B63C11/00; B63C11/02; B63C11/18; B63C11/22; B63C11/2227; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2544
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A BREATHABLE GAS REGULATING DEVICE COMPRISING A HOUSING HAVING A VALVE CHAMBER THEREIN, AN EXTENSIBLE DIAPHRAGM FORMING ONE WALL OF SAID CHAMBER, AN OUTLET VALVE MOUNTED ON SAID DIAPHRAGM, AND INLET VALVE LOCATED IN A WALL OF SAID HOUSING OPPOSITE SAID EXTENSIBLE DIAPHRAGM, ACTUATING MEANS OPERATIVELY CONNECTING SAID DIAPHRAGM AND SAID INLET VALVE, A SOURCE OF BREATHABLE GAS CONNECTED TO SAID INLET VALVE, A SINGLE APERTURE IN SAID WALL OF SAID HOUSING OPPOSITE SAID DIAPHRAGM FOR DIRECTLY CONDUCTING SAID GAS TO AND FROM A PONT OF USE, A CONDUCTING TUBE EXTENDING THROUGH SAID CHAMBER, ONE END OF SAID TUBE BEING CONNECTED TO SAID DIAPHRAGM AND DISPOSED AROUND SAID OUTLET VALVE AND THE OTHER END OF SAID TUBE EXTENDING THROUGH SAID APERTURE AT ALL TIMES AND SAID TUBE HAVING A SMALLER DIAMETER THAN SAID APERTURE TO ALLOW FREE FLOW OF GAS BETWEEN SAID CHAMBER, SAID TUBE AND SAID OUTLET.
Claim 2
Dependent Claim
148 words
A BREATHABLE GAS REGULATING DEVICE COMPRISING A HOUSING HAVING A VALVE CHAMBER THEREIN, AN EXTENSIBLE DIAPHRAGM FORMING ONE WALL OF SAID CHAMBER, AN OUTLET VALVE MOUNTED ON SAID DIAPHRAGM, AND INLET VALVE LOCATED IN A WALL OF SAID HOUSING OPPOSITE SAID EXTENSIBLE DIAPHRAGM, ACTUATING MEANS OPERATIVELY CONNECTING SAID DIAPHRAGM AND SAID INLET VALVE, A SOURCE OF BREATHABLE GAS CONNECTED TO SAID INLET VALVE, A SINGLE APERTURE IN SAID WALL OF SAID HOUSING OPPOSITE SAID DIAPHRAGM FOR DIRECTLY CONDUCTING SAID GAS TO AND FROM A PONT OF USE, A CONDUCTING TUBE EXTENDING THROUGH SAID CHAMBER, ONE END OF SAID TUBE BEING CONNECTED TO SAID DIAPHRAGM AND DISPOSED AROUND SAID OUTLET VALVE AND THE OTHER END OF SAID TUBE EXTENDING THROUGH SAID APERTURE AT ALL TIMES AND SAID TUBE HAVING A SMALLER DIAMETER THAN SAID APERTURE TO ALLOW FREE FLOW OF GAS BETWEEN SAID CHAMBER, SAID TUBE AND SAID OUTLET.
References Cited (Backward Citations)
US2383649A
Cited
FR1038345A
Cited
US2695609A
Cited
US2788001A
Cited
US2823739A
Cited
US2871854A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |