Patent US3232331A successfully refreshed from Google Patents.
US3232331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Beads of pneumatic tires for vehicle wheels
Assignee: Pirelli and C SpA
•
Filing: 1964-05-01
•
Granted: 1966-02-01
•
Expires: 1984-05-01
Abstract
No abstract record available.
Inventors
- 👤 Cappa Giulio
- 👤 Longaretti Luciano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:58
CPC Classifications
B; B60; B60C; B60C15/00; B60C15/06; B60C15/0009; B60C15/0072; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10495; Y10T152/10819; Y10T152/10837; Y10T152/10846; Y10T152/10855; Y10T152/10864
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A PNEUMATIC TIRE FOR VEHICLE WHEELS PROVIDED WITH RESILIENT STRIP EACH DISPOSED IN A BEAD HAVING A BEAD CORE, EACH STRIP TAPERING IN CROSS SECTION TOWARDS THE TREAD OF THE TIRE WITH ITS MAXIMUM CROSS SECTION IN CLOSE PROXIMITY RADIALLY OUTWARDLY OF SAID BEAD CORE, THE PORTION OF EACH STRIP OF MAXIMUM CROSS SECTION BEING ADJACENT A RIM FLANGE OF AN ASSOCIATED WHEEL, SAID STRIPS BEING OUTSIDE THE CARCASS PLIES OF SAID TIRE AND BETWEEN THE RUBBER OF THE SIDEWALL AND SAID CARCASS PLIES, SAID STRIPS BEING COMPOSED OF A MATERIAL HAVING A HARDNESS GREATER THAN THE HARDNESS OF ANY OTHER RUBBER COMPOUND USED IN THE TIRE, AND CHARACTERIZED IN THAT THE EXTREMITIES OF ALL SAID CARCASS PLIES ARE PASSED INWARDLY OF SAID BEAD CORE AND ARE THEN TURNED UP OUTWARDLY OF SAID BEAD CORE, SAID RESILIENT STRIPS HAVING THEIR BASES BEARING AGAINST THE ADJACENT BEAD CORE AND DISPOSED BETWEEN THE CARCASS PLIES AND THE TURNED UP PORTIONS.
Claim 2
Dependent Claim
158 words
A PNEUMATIC TIRE FOR VEHICLE WHEELS PROVIDED WITH RESILIENT STRIP EACH DISPOSED IN A BEAD HAVING A BEAD CORE, EACH STRIP TAPERING IN CROSS SECTION TOWARDS THE TREAD OF THE TIRE WITH ITS MAXIMUM CROSS SECTION IN CLOSE PROXIMITY RADIALLY OUTWARDLY OF SAID BEAD CORE, THE PORTION OF EACH STRIP OF MAXIMUM CROSS SECTION BEING ADJACENT A RIM FLANGE OF AN ASSOCIATED WHEEL, SAID STRIPS BEING OUTSIDE THE CARCASS PLIES OF SAID TIRE AND BETWEEN THE RUBBER OF THE SIDEWALL AND SAID CARCASS PLIES, SAID STRIPS BEING COMPOSED OF A MATERIAL HAVING A HARDNESS GREATER THAN THE HARDNESS OF ANY OTHER RUBBER COMPOUND USED IN THE TIRE, AND CHARACTERIZED IN THAT THE EXTREMITIES OF ALL SAID CARCASS PLIES ARE PASSED INWARDLY OF SAID BEAD CORE AND ARE THEN TURNED UP OUTWARDLY OF SAID BEAD CORE, SAID RESILIENT STRIPS HAVING THEIR BASES BEARING AGAINST THE ADJACENT BEAD CORE AND DISPOSED BETWEEN THE CARCASS PLIES AND THE TURNED UP PORTIONS.
References Cited (Backward Citations)
US3052275A
Cited
US3050098A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |