US3687779A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire building apparatus with inflatable turn-up bladder
Assignee: Goodyear Tire and Rubber Co
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Filing: 1969-02-19
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Granted: 1972-08-29
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Expires: 1989-02-19
Abstract
Abstract The building apparatus comprising a drum including an inflatable central bladder capable of cylindrical and of toric form. The apparatus features inflatable turn-up bladders each cooperable with an axially moveable cage for tensioning a ply or plies relative to beads placed thereon as well as independently to move axially toward the central drum and a segmented bead holder operable both to place a tire bead suitably on a tire carcass, as well as to cooperate with the cage or with the associated turn-up bladder.
Inventors
- 👤 Denver C Folden
- 👤 Arland A Peck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:40
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/08; B29D30/20; B29D30/32; B29D2030/3207; B29D2030/3221; B29D2030/3242
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-08-29 | 1976-02-28 | 1976-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-29 | 1980-02-28 | 1980-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-29 | 1984-02-28 | 1984-08-29 | $7700.00 | Window Closed / Lapsed |