US3145689A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure warning device for a pneumatic tire
Assignee: Individual
•
Filing: 1963-02-01
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Granted: 1964-08-25
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Expires: 1983-02-01
Abstract
No abstract record available.
Inventors
- 👤 James C O'neal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:52
CPC Classifications
B; B60; B60C; B60C23/00; B60C23/02; B60C23/04; B60C23/0401; B60C23/0403
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
IN A PRESSURE WARNING DEVICE FOR A PNEUMATIC TIRE HAVING A VALVE STEM: (A) A HOUSING ADAPTED TO BE CONNECTED AT ONE END TO THE VALVE STEM, (B) A MOVABLE DIAPHRAGM EXTENDING TRANSVERSELY OF SAID HOUSING, (C) MEANS SECURING THE PERIPHERY OF SAID DIAPHRAGM TO SAID HOUSING TO PROVIDE AN AIR TIGHT CONNECTION THEREWITH AND PERMIT FLEXING OF AN INNER PORTION OF SAID DIAPHRAGM, (D) A SHARP PROJECTION CARRIED BY SAID HOUSING IN POSITION TO RUPTURE SAID INNER PORTION OF THE DIAPHRAGM UPON A PREDETERMINED AMOUNT OF MOVEMENT OF SAID INNER PORTION OF THE DIAPHRAGM TOWARD SAID PROJECTION, (E) RESILIENT MEANS URGING SAID DIAPHRAGM TOWARD SAID PROJECTION WITH A FORCE TO MOVE SAID DIAPHRAGM INTO CONTACT WITH SAID PROJECTION UPON A PREDETERMINED CHANGE IN PRESSURE WITHIN THE TIRE WHEREBY SAID PROJECTION RUPTURES SAID DIAPHRAGM TO PERMIT THE ESCAPE OF AIR THROUGH SAID DIAPHRAGM, (F) WARNING MEANS CARRIED BY THE DEVICE IN POSITION TO BE ACTUATED BY THE AIR ESCAPING THROUGH SAID DIAPHRAGM, AND (G) A LATERAL AIR INLET CONDUIT COMMUNICATING WITH SAID HOUSING BETWEEN SAID DIAPHRAGM AND SAID ONE END OF THE HOUSING WHICH IS ADAPTED TO BE CONNECTED TO THE VALVE STEM.
Claim 2
Dependent Claim
193 words
IN A PRESSURE WARNING DEVICE FOR A PNEUMATIC TIRE HAVING A VALVE STEM: (A) A HOUSING ADAPTED TO BE CONNECTED AT ONE END TO THE VALVE STEM, (B) A MOVABLE DIAPHRAGM EXTENDING TRANSVERSELY OF SAID HOUSING, (C) MEANS SECURING THE PERIPHERY OF SAID DIAPHRAGM TO SAID HOUSING TO PROVIDE AN AIR TIGHT CONNECTION THEREWITH AND PERMIT FLEXING OF AN INNER PORTION OF SAID DIAPHRAGM, (D) A SHARP PROJECTION CARRIED BY SAID HOUSING IN POSITION TO RUPTURE SAID INNER PORTION OF THE DIAPHRAGM UPON A PREDETERMINED AMOUNT OF MOVEMENT OF SAID INNER PORTION OF THE DIAPHRAGM TOWARD SAID PROJECTION, (E) RESILIENT MEANS URGING SAID DIAPHRAGM TOWARD SAID PROJECTION WITH A FORCE TO MOVE SAID DIAPHRAGM INTO CONTACT WITH SAID PROJECTION UPON A PREDETERMINED CHANGE IN PRESSURE WITHIN THE TIRE WHEREBY SAID PROJECTION RUPTURES SAID DIAPHRAGM TO PERMIT THE ESCAPE OF AIR THROUGH SAID DIAPHRAGM, (F) WARNING MEANS CARRIED BY THE DEVICE IN POSITION TO BE ACTUATED BY THE AIR ESCAPING THROUGH SAID DIAPHRAGM, AND (G) A LATERAL AIR INLET CONDUIT COMMUNICATING WITH SAID HOUSING BETWEEN SAID DIAPHRAGM AND SAID ONE END OF THE HOUSING WHICH IS ADAPTED TO BE CONNECTED TO THE VALVE STEM.
References Cited (Backward Citations)
US1424278A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |