US3203441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve control mechanism
Assignee: Carbonic Development Corp
•
Filing: 1962-12-27
•
Granted: 1965-08-31
•
Expires: 1982-12-27
Abstract
No abstract record available.
Inventors
- 👤 Kervin Willis Dunn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:18
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/02; F16K11/04; F16K11/044; Y; Y10; Y10T; Y10T137/00; Y10T137/5544; Y10T137/8593; Y10T137/86928; Y10T137/87016
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
235 words
VALVE CONTROL MECHANISM COMPRISING HOUSING MEANS HAVING A FIRST, SECOND, THIRD, FOURTH AND FIFTH CHAMBER AND A FIRST AND SECOND PAIR OF ALIGNED VALVE OPENINGS, ONE VALVE OPENING OF THE FIRST PAIR PROVIDING COMMUNICATION BETWEEN THE SECOND AND THIRD CHAMBER AND THE OTHER PROVIDING COMMUNICATION BETWEEN AND FOURTH AND FIFTH CHAMBERS, ONE VALVE OPENING OF SAID FIRST AND SECOND CHAMBERS COMMUNICATION BETWEEN SAID FIRST AND SECOND CHAMBERS AND THE OTHER PROVIDING COMMUNICATION BETWEEN SAID THIRD AND FOURTH CHAMBERS, EACH OF SAID CHAMBERS HAVING A PORT OTHER THAN SAID VALVE OPENINGS, A PAIR OF ALIGNED VALVE DISCS, MEANS OPERABLY CONNECTED TO SAID DISCS FO ACTUATING SAID DISCS TO CLOSE ONE PAIR OF SAID OPENINGS AND OPEN THE OTHER PAIR AND TO ALTERNATELY OPEN SAID ONE PAIR AND CLOSE THE OTHER, SAID LAST MENTIONED MEANS COMPRISING RESILIENT COUPLING MEANS BETWEEN SAID VALVE DISCS TO COUPLE SAID DISCS FOR MOVEMENT TOGETHER INITIALLY DURING CLOSING OF EACH PAIR OF OPENINGS UNITL ONE OF SAID DISC CLOSES ONE OPENING OF SAID PAIR WHILE THE OTHER OPENING OF SAID PAIR IS STILL OPEN AND FOR SUBSEQUENT MOVEMENT OF THE OTHER DISC WITH RESPECT TO SAID ONE DISC UNITL SAID OTHER DISC CLOSES SAID OTHER OPENING OF SAID PAIR, SAID COUPLING INCLUDING RESILIENT MEANS, SAID SUBSWQUENT MOVEMENT OF SAID OTHER DISC WITH RESPECT TO SAID ONE DISC ACTING THROUGH SAID RESILIENT MEANS TO APPLY A RESILIENT CLOSING FORCE TO SAID ONE DISC.
Claim 2
Dependent Claim
235 words
VALVE CONTROL MECHANISM COMPRISING HOUSING MEANS HAVING A FIRST, SECOND, THIRD, FOURTH AND FIFTH CHAMBER AND A FIRST AND SECOND PAIR OF ALIGNED VALVE OPENINGS, ONE VALVE OPENING OF THE FIRST PAIR PROVIDING COMMUNICATION BETWEEN THE SECOND AND THIRD CHAMBER AND THE OTHER PROVIDING COMMUNICATION BETWEEN AND FOURTH AND FIFTH CHAMBERS, ONE VALVE OPENING OF SAID FIRST AND SECOND CHAMBERS COMMUNICATION BETWEEN SAID FIRST AND SECOND CHAMBERS AND THE OTHER PROVIDING COMMUNICATION BETWEEN SAID THIRD AND FOURTH CHAMBERS, EACH OF SAID CHAMBERS HAVING A PORT OTHER THAN SAID VALVE OPENINGS, A PAIR OF ALIGNED VALVE DISCS, MEANS OPERABLY CONNECTED TO SAID DISCS FO ACTUATING SAID DISCS TO CLOSE ONE PAIR OF SAID OPENINGS AND OPEN THE OTHER PAIR AND TO ALTERNATELY OPEN SAID ONE PAIR AND CLOSE THE OTHER, SAID LAST MENTIONED MEANS COMPRISING RESILIENT COUPLING MEANS BETWEEN SAID VALVE DISCS TO COUPLE SAID DISCS FOR MOVEMENT TOGETHER INITIALLY DURING CLOSING OF EACH PAIR OF OPENINGS UNITL ONE OF SAID DISC CLOSES ONE OPENING OF SAID PAIR WHILE THE OTHER OPENING OF SAID PAIR IS STILL OPEN AND FOR SUBSEQUENT MOVEMENT OF THE OTHER DISC WITH RESPECT TO SAID ONE DISC UNITL SAID OTHER DISC CLOSES SAID OTHER OPENING OF SAID PAIR, SAID COUPLING INCLUDING RESILIENT MEANS, SAID SUBSWQUENT MOVEMENT OF SAID OTHER DISC WITH RESPECT TO SAID ONE DISC ACTING THROUGH SAID RESILIENT MEANS TO APPLY A RESILIENT CLOSING FORCE TO SAID ONE DISC.
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) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |