US3098505A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure timer mechanism
Assignee: Individual
•
Filing: 1961-09-14
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Granted: 1963-07-23
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Expires: 1981-09-14
Abstract
No abstract record available.
Inventors
- 👤 Zappia Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:32
CPC Classifications
H; H01; H01H; H01H43/00; H01H43/24; H01H43/28; G; G05; G05B; G05B19/00; G05B19/43; G05B19/44; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86405; Y10T137/86421; Y10T137/86445; Y10T137/86461; Y10T137/86493; Y10T137/86574; Y10T137/86582; Y10T137/86638; Y10T137/86646; Y10T137/877; Y10T137/87708; Y10T137/87732
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
379 words
IN A DEVICE OF THE CLASS DESCRIBED, A HOUSINGB FORMED TO PROVIDE A STRAIGHT-THROUGH, CYLINDRICAL BORE AND FURTHER FORMED TO PROVIDE A FIRST PASSAGE, A SECOND PASSAGE AND A THIRD PASSAGE DISPOSED AT SPACED LEVELS ALONG THE AXIS OF SAID BORE AND OPENING FROM SAID BORE TO THE EXTERIOR OF SAID HOUSING, A FIRST SLEEVE MOUNTED IN SAID BORE FOR TURNING MOVEMENT RELATIVE TO SAID HOUSING ABOUT THE AXIS OF SAID BORE AND EXTENDING FROM ONE END OF SAID BORE PAST THE LEVEL OF SAID FIRST PASSAGE BUT TERMINATING SHORT OF THE LEVEL OF SAID THIRD PASSAGE, SAID FIRST SLEEVE HAVING A PERIPHERAL GROOVE IN ITS EXTERNAL SURFACE REGISTERING WITH SAID FIRST PASSAGE AND HAVING A PORT OPENING FROM SAID GROOVE TO THE INTERIOR OF SAID SLEEVE, A SECOND SLEEVE MOUNTED IN SAID BORE FOR TURNING MOVEMENT RELATIVE TO SAID HOUSING AND TO SAID FIRST SLEEVE ABOUT THE AXIS OF SAID BORE AND EXTENDING FROM THE OTHER END OF SAID BORE PAST THE LEVEL OF SAID SECOND PASSAGE BUT TERMINATING SHORT OF THE LEVEL OF SAID THIRD PASSAGE, SAID SECOND SLEEVE HAVING A PERIPHERAL GROOVE IN ITS EXTERNAL SURFACE REGISTERING WITH SAID SECOND PASSAGE AND HAVING A PORT OPENING FROM SAID GROOVE TO THE INTERIOR OF SAID SECOND SLEEVE, AND A PLUG JOURNALED IN BOTH OF SAID SLEEVES FOR ROTATION RELATIVE THERETO AND TO SAID HOUSING UPON THE AXIS OF SAID BORE, SAID PLUG BEING FORMED WITH A CONTINUOUS PERIPHERAL GROOVE AT THE LEVEL OF SAID THIRD PASSAGE, SAID PLUG FURTHER BEING FORMED WITH A FIRST MINOR PERIPHERAL GROOVE AND WITH A FIRST MAJOR PERIPHERAL GROOVE ANGULARLY SEPARATED FROM SAID FIRST MINOR GROOVE, SAID MAJOR AND MINOR GROOVES BEING DISPOSED AT THE LEVEL OF SAID FIRST PASSAGE, SAID PLUG FURTHER BEING FORMED WITH A SECOND MINOR PERIPHERAL GROOVE AND WITH A SECOND MAJOR PERIPHERAL GROOVE ANGULARLY SEPARATED FROM SAID SECOND MINOR GROOVE, SAID SECOND MAJOR AND MINOR GROOVES BEING DISPOSED AT THE LEVEL OF SAID SECOND PASSAGE, ONE OF SAID FIRST GROOVES AND ONE OF SAID SECOND GROOVES BEING CONTINUOUSLY OPEN TO THE ATMOSPHERE, SAID PLUG FURTHER BEING FORMED WITH DUCT MEANS CONNECTING THE OTHER OF SAID FIRST GROOVES AND THE OTHER OF SAID SECOND GROOVES WITH SAID CONTINUOUS PERIPHERAL GROOVE, AND BOTH ENDS OF SAID PLUG BEING ACCESSIBLE.
Claim 2
Dependent Claim
379 words
IN A DEVICE OF THE CLASS DESCRIBED, A HOUSINGB FORMED TO PROVIDE A STRAIGHT-THROUGH, CYLINDRICAL BORE AND FURTHER FORMED TO PROVIDE A FIRST PASSAGE, A SECOND PASSAGE AND A THIRD PASSAGE DISPOSED AT SPACED LEVELS ALONG THE AXIS OF SAID BORE AND OPENING FROM SAID BORE TO THE EXTERIOR OF SAID HOUSING, A FIRST SLEEVE MOUNTED IN SAID BORE FOR TURNING MOVEMENT RELATIVE TO SAID HOUSING ABOUT THE AXIS OF SAID BORE AND EXTENDING FROM ONE END OF SAID BORE PAST THE LEVEL OF SAID FIRST PASSAGE BUT TERMINATING SHORT OF THE LEVEL OF SAID THIRD PASSAGE, SAID FIRST SLEEVE HAVING A PERIPHERAL GROOVE IN ITS EXTERNAL SURFACE REGISTERING WITH SAID FIRST PASSAGE AND HAVING A PORT OPENING FROM SAID GROOVE TO THE INTERIOR OF SAID SLEEVE, A SECOND SLEEVE MOUNTED IN SAID BORE FOR TURNING MOVEMENT RELATIVE TO SAID HOUSING AND TO SAID FIRST SLEEVE ABOUT THE AXIS OF SAID BORE AND EXTENDING FROM THE OTHER END OF SAID BORE PAST THE LEVEL OF SAID SECOND PASSAGE BUT TERMINATING SHORT OF THE LEVEL OF SAID THIRD PASSAGE, SAID SECOND SLEEVE HAVING A PERIPHERAL GROOVE IN ITS EXTERNAL SURFACE REGISTERING WITH SAID SECOND PASSAGE AND HAVING A PORT OPENING FROM SAID GROOVE TO THE INTERIOR OF SAID SECOND SLEEVE, AND A PLUG JOURNALED IN BOTH OF SAID SLEEVES FOR ROTATION RELATIVE THERETO AND TO SAID HOUSING UPON THE AXIS OF SAID BORE, SAID PLUG BEING FORMED WITH A CONTINUOUS PERIPHERAL GROOVE AT THE LEVEL OF SAID THIRD PASSAGE, SAID PLUG FURTHER BEING FORMED WITH A FIRST MINOR PERIPHERAL GROOVE AND WITH A FIRST MAJOR PERIPHERAL GROOVE ANGULARLY SEPARATED FROM SAID FIRST MINOR GROOVE, SAID MAJOR AND MINOR GROOVES BEING DISPOSED AT THE LEVEL OF SAID FIRST PASSAGE, SAID PLUG FURTHER BEING FORMED WITH A SECOND MINOR PERIPHERAL GROOVE AND WITH A SECOND MAJOR PERIPHERAL GROOVE ANGULARLY SEPARATED FROM SAID SECOND MINOR GROOVE, SAID SECOND MAJOR AND MINOR GROOVES BEING DISPOSED AT THE LEVEL OF SAID SECOND PASSAGE, ONE OF SAID FIRST GROOVES AND ONE OF SAID SECOND GROOVES BEING CONTINUOUSLY OPEN TO THE ATMOSPHERE, SAID PLUG FURTHER BEING FORMED WITH DUCT MEANS CONNECTING THE OTHER OF SAID FIRST GROOVES AND THE OTHER OF SAID SECOND GROOVES WITH SAID CONTINUOUS PERIPHERAL GROOVE, AND BOTH ENDS OF SAID PLUG BEING ACCESSIBLE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |