Patent US3238989A successfully refreshed from Google Patents.
US3238989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moving-arm machine for the rapid removal of tires from their rims
Assignee: Individual
•
Filing: 1964-11-24
•
Granted: 1966-03-08
•
Expires: 1984-11-24
Abstract
No abstract record available.
Inventors
- 👤 Silvestrani Mario
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:30
CPC Classifications
B; B60; B60B; B60B30/00; B60B30/06; B60C; B60C25/00; B60C25/01; B60C25/02; B60C25/04; B60C25/05; B60C25/053; B60C25/0545; B60B2900/00; B60B2900/50; B60B2900/521; B60Y; B60Y2200/00; B60Y2200/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
IN A DEVICE FOR SEPARATING A TIRE FROM A RIM COMPRISING A STATIONARY CLUTCH PLATFORM, A MIDDLE PLATE COAXIAL WITH SAID CLUTCH PLATFORM AND SLIDABLY MOUNTED THEREON, AND A TOP PLATE COAXIAL WITH BOTH SAID CLUTCH PLATE AND SAID MIDDLE PLATE, A PLURALITY OF ARMS PIVOTALLY ATTACHED AT ONE END THEREOF TO THE PERIPHERY OF SAID TOP PLATE AND EXTENDING OUTWARDLY THEREFROM, EACH OF SAID ARMS TERMINATING IN A HOOK-SHAPED END ADAPTED TO ENGAGE THE RIM OF SAID TIRE, A LIKE PLURALITY OF ROLLER PAIRS MOUNTED ON SAID MIDDLE PLATE, EACH OF SAID ROLLER PAIRS BEING ASSOCIATED WITH A RESPECTIVE ARM AND POSITIONED SO THAT THE ROLLERS OF EACH PAIR ARE ASTRADDLE EACH OF SAID ARMS AND EXTENDING UPWARDLY FROM SAID MIDDLE PLATE IN ENGAGING RELATIONSHIP TO ITS RESPECTIVE ARM, AND MEANS TO ROTATABLY DRIVE SAID TOP PLATE WHEN A TIRE IS MOUNTED THEREON TO ROTATE SAID TOP PLATE RELATIVE TO SAID MIDDLE
Claim 2
Dependent Claim
153 words
IN A DEVICE FOR SEPARATING A TIRE FROM A RIM COMPRISING A STATIONARY CLUTCH PLATFORM, A MIDDLE PLATE COAXIAL WITH SAID CLUTCH PLATFORM AND SLIDABLY MOUNTED THEREON, AND A TOP PLATE COAXIAL WITH BOTH SAID CLUTCH PLATE AND SAID MIDDLE PLATE, A PLURALITY OF ARMS PIVOTALLY ATTACHED AT ONE END THEREOF TO THE PERIPHERY OF SAID TOP PLATE AND EXTENDING OUTWARDLY THEREFROM, EACH OF SAID ARMS TERMINATING IN A HOOK-SHAPED END ADAPTED TO ENGAGE THE RIM OF SAID TIRE, A LIKE PLURALITY OF ROLLER PAIRS MOUNTED ON SAID MIDDLE PLATE, EACH OF SAID ROLLER PAIRS BEING ASSOCIATED WITH A RESPECTIVE ARM AND POSITIONED SO THAT THE ROLLERS OF EACH PAIR ARE ASTRADDLE EACH OF SAID ARMS AND EXTENDING UPWARDLY FROM SAID MIDDLE PLATE IN ENGAGING RELATIONSHIP TO ITS RESPECTIVE ARM, AND MEANS TO ROTATABLY DRIVE SAID TOP PLATE WHEN A TIRE IS MOUNTED THEREON TO ROTATE SAID TOP PLATE RELATIVE TO SAID MIDDLE
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) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |