US3072759A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flat tire indicator
Assignee: Individual
•
Filing: 1960-11-04
•
Granted: 1963-01-08
•
Expires: 1980-11-04
Abstract
No abstract record available.
Inventors
- 👤 John F Kreps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:41
CPC Classifications
B; B60; B60C; B60C23/00; B60C23/06; B60C23/08; H; H01; H01H; H01H35/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
A SWITCH FOR USE IN A TIRE-DEFLATION SIGNALING CIRCUIT COMPRISING A SUPPORTING PLATE ADAPTED FOR ATTACHMENT TO THE FRAME OF A VEHICLE, A SHELF EXTENDING PERPENDICULARLY FROM THE FACE OF SAID PLATE, AN ELONGATE, FLEXIBLE BAR SECURED AT ONE END TO THE OUTER EDGE OF SAID SHELF, IN GENERAL PARALLELISM WITH SAID PLATE AND EXTENDING BEYOND THE END OF SAID PLATE, A GROUND-WIPING PAD OF ORGANIC MATERIAL SECURED TO AND EXTENDING BEYOND THE OUTER END OF SAID BAR, A FIRST CONTACT SLIDABLY MOUNTED IN A BORE IN SAID PLATE, SPRING MEANS ON OPPOSITE SIDES OF SAID PLATE ENGAGING SAID CONTACT TO OPPOSE SLIDING MOVEMENT IN EITHER DIRECTION, A SECOND CONTACT FIXEDLY SECURED IN SAID BAR, ELECTRICALLY INSULATED THEREFROM AND ARRANGED TO ENGAGE SAID FIRST CONTACT ON FLEXURE OF SAID BAR, AND A RESILIENT BUFFER STOP ON SAID PLATE BELOW SAID FIRST CONTACT POSITIONED FOR CONTACT BY SAID BAR UPON FLEXURE OF SAID BAR.
Claim 2
Dependent Claim
153 words
A SWITCH FOR USE IN A TIRE-DEFLATION SIGNALING CIRCUIT COMPRISING A SUPPORTING PLATE ADAPTED FOR ATTACHMENT TO THE FRAME OF A VEHICLE, A SHELF EXTENDING PERPENDICULARLY FROM THE FACE OF SAID PLATE, AN ELONGATE, FLEXIBLE BAR SECURED AT ONE END TO THE OUTER EDGE OF SAID SHELF, IN GENERAL PARALLELISM WITH SAID PLATE AND EXTENDING BEYOND THE END OF SAID PLATE, A GROUND-WIPING PAD OF ORGANIC MATERIAL SECURED TO AND EXTENDING BEYOND THE OUTER END OF SAID BAR, A FIRST CONTACT SLIDABLY MOUNTED IN A BORE IN SAID PLATE, SPRING MEANS ON OPPOSITE SIDES OF SAID PLATE ENGAGING SAID CONTACT TO OPPOSE SLIDING MOVEMENT IN EITHER DIRECTION, A SECOND CONTACT FIXEDLY SECURED IN SAID BAR, ELECTRICALLY INSULATED THEREFROM AND ARRANGED TO ENGAGE SAID FIRST CONTACT ON FLEXURE OF SAID BAR, AND A RESILIENT BUFFER STOP ON SAID PLATE BELOW SAID FIRST CONTACT POSITIONED FOR CONTACT BY SAID BAR UPON FLEXURE OF SAID BAR.
References Cited (Backward Citations)
FR663928A
Cited
US2666106A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |