US3101732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mouthpiece regulator
Assignee: Individual
•
Filing: 1961-12-26
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Granted: 1963-08-27
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Expires: 1981-12-26
Abstract
No abstract record available.
Inventors
- 👤 Valle Gustav Dalla
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:28
CPC Classifications
B; B63; B63C; B63C11/00; B63C11/02; B63C11/18; B63C11/22; B63C11/2227; A; A62; A62B; A62B9/00; A62B9/02; A62B9/022
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
IN A MOUTHPIECE REGULATOR OF THE TYPE HAVING A CASING PROVIDED WITH AN EXHAUST PORT, A CIRCULAR FLAP OF FLEXIBLE MATERIAL OVERLYING THE PORT WITH THE EDGES OF THE FLAP ON THE OUTSIDE OF THE PORT, AND AN EXHAUST DIVERTER TUBE HAVING AN INTERMEDIATE APERTURE ADAPTED FREELY TO CIRCUMSCRIBE SAID FLAP AND TO BE ATTACHED TO SAID CASING ABOUT SAID EXHAUST PORT, THE COMBINATION THEREWITH OF A CUP HAVING ITS FLANGE EDGES ATTACHED TO SAID CASING AND CIRCUMSCRIBING SAID FLAP TO RECEIVE THE EXHAUSTED GASES FROM SAID CASING, THE BASE OF THE CUP BEING ATTACHED TO SAID DIVERTER TUBE AT ITS SAID APERTURE; SAID CUP HAVING AN EXHAUST PORT COMMUNICATING WITH SAID DIVEWRITER TUBE; AND A FLAP MOUNTED BY SAID CUP FORMING AT THE EXHAUST PORT OF SAID CUP A NON-RETURN VALVE NORMALLY TO PREVENT RETURN FLOW INTO SAID CUP.
Claim 2
Dependent Claim
140 words
IN A MOUTHPIECE REGULATOR OF THE TYPE HAVING A CASING PROVIDED WITH AN EXHAUST PORT, A CIRCULAR FLAP OF FLEXIBLE MATERIAL OVERLYING THE PORT WITH THE EDGES OF THE FLAP ON THE OUTSIDE OF THE PORT, AND AN EXHAUST DIVERTER TUBE HAVING AN INTERMEDIATE APERTURE ADAPTED FREELY TO CIRCUMSCRIBE SAID FLAP AND TO BE ATTACHED TO SAID CASING ABOUT SAID EXHAUST PORT, THE COMBINATION THEREWITH OF A CUP HAVING ITS FLANGE EDGES ATTACHED TO SAID CASING AND CIRCUMSCRIBING SAID FLAP TO RECEIVE THE EXHAUSTED GASES FROM SAID CASING, THE BASE OF THE CUP BEING ATTACHED TO SAID DIVERTER TUBE AT ITS SAID APERTURE; SAID CUP HAVING AN EXHAUST PORT COMMUNICATING WITH SAID DIVEWRITER TUBE; AND A FLAP MOUNTED BY SAID CUP FORMING AT THE EXHAUST PORT OF SAID CUP A NON-RETURN VALVE NORMALLY TO PREVENT RETURN FLOW INTO SAID CUP.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |