Application of tread strip to tire casing
Abstract
Abstract A PRECURED RUBBER RETREAD STRIP IS APPLIED TO A PREPARED TIRE CASTING MOUNTED FOR ROTATION ABOUT ITS AXIS BY PRSSING THE LEADING EDGE OF A CONTINUOUS TREAD STRIP AGAIN THE TIRE PERIPERY WITH A COLD VULCANIZING BONDING MEDIUM DISPOSED BETWEEN THE TIRE AND THE STRIP, DRIVING EITHER THE TIRE OR STRIP TO CAUSE ROTATION OF THE TIRE AND WRAPPING OF THE STRIP AROUND THE TIRE, SENSING THE ARRIVAL OF THE LEADING EDGE OF THE STRIP AT A PREDETERMINED POINT AND CUTTING THE STRIP IN RESPONSE TO THE ARRIVAL OF THE LEADING EDGE OF THE STRIP AT A PREDETERMINED LOCATION SO AS TO PRODUCE A STRIP OF THE APPROPRIATE LENGTH FOR THE TIRE. THE STRIP MAY BE STRETCHED LONGITUDINALLY AS IT IS APPLIED TO THE TIRE OR THE TIRE CIRCUMFERENCE MAY BE REDUCED BY SPREADING THE BEADS PRIOR TO APPLICATION OF THE STRIP.
Inventors
- 👤 K Simmons
Bibliographic Details
Claims Analysis
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-04-16 | 1976-10-16 | 1977-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-16 | 1980-10-16 | 1981-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-16 | 1984-10-16 | 1985-04-17 | $7700.00 | Window Closed / Lapsed |