US3072443A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic tracks
Assignee: Goodyear Tire and Rubber Co
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Filing: 1960-08-03
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Granted: 1963-01-08
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Expires: 1980-08-03
Abstract
No abstract record available.
Inventors
- 👤 Duane O Yoe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:09
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/18; B62D55/24; B62D55/247
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
AN INFLATABLE TRACK FOR USE WITH AT LEAST TWO WHEELS, COMPRISING A SINGLE ANNULAR RUBBER TUBE POSITIONED WITHIN AND INTEGRALLY SECURED TO A CASING, SAID TUBE AND CASING FORMING A SINGLE AIR CHAMBER, SAID TUBE AND CASING BEING ENDLESS IN CROSS SECTION AND ENDLESS LONGITUDINALLY, THE RATIO OF THE SECTIONAL WIDTH OF SAID CASING TO THE SECTIONAL HEIGHT OF SAID CASING BEING BETWEEN 8 AND 16, SAID CASING HAVING RUBBER TREAD, SIDEWALL AND BASE PORTIONS INTEGRALLY FORMED THEREON, SAID CASING HAVING REINFORCING CORDS EXTENDING CONTINUOUSLY THROUGH THE BASE PORTION AND AROUND THE TRANSVERSE CROSS SECTION OF SAID CASING AT 90* RELATIVE TO THE AXIS THEREOF, SAID CASING HAVING AT LEAST TWO BREAKER PLIES OF PARALLEL WIRE CORDS CROSS ANGLED RELATIVE TO EACH OTHER AND POSITIONED BETWEEN SAID REINFORCING CORDS AND SAID TREAD, SAID WIRE CORD BREAKER PLIES BEING COEXTENSIVE LONGITUDINALLY AND TRANSVERSELY WITH SAID TREAD, AND SUBSTANTIALLY INEXTENSIBLE CORDS IN SAID BASE PORTION EXTENDING IN A SUBSTANTIALLY LONGITUDINAL DIRECTION TO RENDER THE BASE PORTION SUBSTANTIALLY INEXTENSIBLE.
Claim 2
Dependent Claim
166 words
AN INFLATABLE TRACK FOR USE WITH AT LEAST TWO WHEELS, COMPRISING A SINGLE ANNULAR RUBBER TUBE POSITIONED WITHIN AND INTEGRALLY SECURED TO A CASING, SAID TUBE AND CASING FORMING A SINGLE AIR CHAMBER, SAID TUBE AND CASING BEING ENDLESS IN CROSS SECTION AND ENDLESS LONGITUDINALLY, THE RATIO OF THE SECTIONAL WIDTH OF SAID CASING TO THE SECTIONAL HEIGHT OF SAID CASING BEING BETWEEN 8 AND 16, SAID CASING HAVING RUBBER TREAD, SIDEWALL AND BASE PORTIONS INTEGRALLY FORMED THEREON, SAID CASING HAVING REINFORCING CORDS EXTENDING CONTINUOUSLY THROUGH THE BASE PORTION AND AROUND THE TRANSVERSE CROSS SECTION OF SAID CASING AT 90* RELATIVE TO THE AXIS THEREOF, SAID CASING HAVING AT LEAST TWO BREAKER PLIES OF PARALLEL WIRE CORDS CROSS ANGLED RELATIVE TO EACH OTHER AND POSITIONED BETWEEN SAID REINFORCING CORDS AND SAID TREAD, SAID WIRE CORD BREAKER PLIES BEING COEXTENSIVE LONGITUDINALLY AND TRANSVERSELY WITH SAID TREAD, AND SUBSTANTIALLY INEXTENSIBLE CORDS IN SAID BASE PORTION EXTENDING IN A SUBSTANTIALLY LONGITUDINAL DIRECTION TO RENDER THE BASE PORTION SUBSTANTIALLY INEXTENSIBLE.
References Cited (Backward Citations)
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US2337074A
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US2365279A
Cited
US2493614A
Cited
US2621085A
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US2748827A
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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) | 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 |