US3236250A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for controlling the gas discharge from pressure reservoirs for breathing, particularly in diving appliances
Assignee: Individual
•
Filing: 1962-06-01
•
Granted: 1966-02-22
•
Expires: 1982-06-01
Abstract
No abstract record available.
Inventors
- 👤 Colombo Christof
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 23:15
CPC Classifications
A; A62; A62B; A62B9/00; A62B9/02; A62B9/022; B; B63; B63C; B63C11/00; B63C11/02; B63C11/18; B63C11/22; B63C11/2209; B63C11/2227; Y; Y10; Y10S; Y10S137/00; Y10S137/908; Y10T; Y10T137/00; Y10T137/1842; Y10T137/2036; Y10T137/7722; Y10T137/7754; Y10T137/7756; Y10T137/7781; Y10T137/7793; Y10T137/7822; Y10T137/783
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
190 words
APPARATUS FOR CONTROLLING THE GAS DISCHARGE FROM PRESSURE RESERVOIRS FOR BREATHING, PARTICULARLY IN DIVING APPLIANCES, COMPRISING; A VALVE CONTROLLING FLUID FLOW BETWEEN AN INLET ADAPTED FOR CONNECTION WITH A PRESSURE RESERVOIR AND AN OUTLET ADAPTED FOR CONNECTION WITH A MOUNTHPIECE AND LOADED BY THE UNTHROTTLED GAS PRESSURE, A CASING WITH A DIAPHRAGM THEREIN DEFINING WITH SAID CASING EXPANSIBLE CHAMBERS ON OPPOSITE SIDES OF SAID DIAPHRAGM WITH ONE CHAMBER COMMUNICATING WITH THE OUTLET AND THE OTHER COMMUNICATING WITH AMBIENT PRESSURE, SAID VALVE INCLUDING A MOVABLE CYLINDRICAL SEALING BODY, SAID DIAPHRAGM BEING CONNECTED WITH THE SEALING BODY FOR MOVING SAME TO OPEN AND CLOSED POSITIONS WITH RESPECT TO A VALVE SEAT FACING UPSTREAM, A PIPE LEADING GAS FLOW FROM THE VALVE TO THE OUTLET AND TOGETHER WITH SAID ONE OF SAID EXPANSIBLE CHAMBERS FORMING A JET ASSEMBLY TO PROVIDE A GAS FLOW TO A USER EVEN AT PRESSURE BALANCE OF THE AMBIENT PRESSURE AND THE GAS ISSUING AT A MOUTHPIECE, THE MOVABLE CYLINDRICAL SEALING BODY BEING GUIDED WITH LATERAL CLEARANCE WITHIN A RECESS FORMED IN SAID CASING, GAS CONVEYING PASSAGES LEADING FROM A PRESSURE RESERVOIR TO THE VALVE SEAT AND SURROUNDING SAID
Claim 2
Dependent Claim
190 words
APPARATUS FOR CONTROLLING THE GAS DISCHARGE FROM PRESSURE RESERVOIRS FOR BREATHING, PARTICULARLY IN DIVING APPLIANCES, COMPRISING; A VALVE CONTROLLING FLUID FLOW BETWEEN AN INLET ADAPTED FOR CONNECTION WITH A PRESSURE RESERVOIR AND AN OUTLET ADAPTED FOR CONNECTION WITH A MOUNTHPIECE AND LOADED BY THE UNTHROTTLED GAS PRESSURE, A CASING WITH A DIAPHRAGM THEREIN DEFINING WITH SAID CASING EXPANSIBLE CHAMBERS ON OPPOSITE SIDES OF SAID DIAPHRAGM WITH ONE CHAMBER COMMUNICATING WITH THE OUTLET AND THE OTHER COMMUNICATING WITH AMBIENT PRESSURE, SAID VALVE INCLUDING A MOVABLE CYLINDRICAL SEALING BODY, SAID DIAPHRAGM BEING CONNECTED WITH THE SEALING BODY FOR MOVING SAME TO OPEN AND CLOSED POSITIONS WITH RESPECT TO A VALVE SEAT FACING UPSTREAM, A PIPE LEADING GAS FLOW FROM THE VALVE TO THE OUTLET AND TOGETHER WITH SAID ONE OF SAID EXPANSIBLE CHAMBERS FORMING A JET ASSEMBLY TO PROVIDE A GAS FLOW TO A USER EVEN AT PRESSURE BALANCE OF THE AMBIENT PRESSURE AND THE GAS ISSUING AT A MOUTHPIECE, THE MOVABLE CYLINDRICAL SEALING BODY BEING GUIDED WITH LATERAL CLEARANCE WITHIN A RECESS FORMED IN SAID CASING, GAS CONVEYING PASSAGES LEADING FROM A PRESSURE RESERVOIR TO THE VALVE SEAT AND SURROUNDING SAID
References Cited (Backward Citations)
US2251441A
Cited
US2221729A
Cited
US2318827A
Cited
US2817334A
Cited
US2878807A
Cited
US2854972A
Cited
FR1233189A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |