Patent US3897000A successfully refreshed from Google Patents.
Patent US3219090A successfully refreshed from Google Patents.
US3219090A
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Wheel
Assignee: AIR FLEX CORP
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Filing: 1963-09-04
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Granted: 1965-11-23
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Expires: 1983-09-04
Abstract
No abstract record available.
Inventors
- 👤 Casimer J Cislo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:57
CPC Classifications
B; B60; B60B; B60B33/00; B60B33/006; B60B33/0063; B21; B21C; B21C47/00; B21C47/34; B60B33/0028; B60B9/00; B60B9/02; B60B9/10; B65; B65G; B65G39/00; B65G39/02; B65G39/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A RESILIENT WHEEL COMPRISING A ONE PIECE NONMETALLIC BODY INCLUDING A HUB DEFINING AN AXIS OF ROTATION, AN INTEGRAL RIM HAVING AN OTHER ROLLING SURFACE, AND A LARGE NUMBER OF INTEGRAL INDEPENDENT BENDABLE SPOKES SERVING AS THE ONLY MEANS INTERCONNECTING SAID HUB AND SAID RIM, ALL OF SAID SPOKES EXTENDING AT AN ANGLE TO RADII EXTENDING FROM SAID AXIS TO SAID OUTER ROLLING SURFACE WHEREBY SAID SPOKES BEND AS CANTILEVERS WHEN LOAD IS APPLIED TO FLATTEN SAID WHEEL.
Claim 2
Dependent Claim
78 words
A RESILIENT WHEEL COMPRISING A ONE PIECE NONMETALLIC BODY INCLUDING A HUB DEFINING AN AXIS OF ROTATION, AN INTEGRAL RIM HAVING AN OTHER ROLLING SURFACE, AND A LARGE NUMBER OF INTEGRAL INDEPENDENT BENDABLE SPOKES SERVING AS THE ONLY MEANS INTERCONNECTING SAID HUB AND SAID RIM, ALL OF SAID SPOKES EXTENDING AT AN ANGLE TO RADII EXTENDING FROM SAID AXIS TO SAID OUTER ROLLING SURFACE WHEREBY SAID SPOKES BEND AS CANTILEVERS WHEN LOAD IS APPLIED TO FLATTEN SAID WHEEL.
References Cited (Backward Citations)
US2603267A
Cited
CA593855A
Cited
US690872A
Cited
US1943881A
Cited
US2572276A
Cited
US2902072A
Cited
US2978277A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |