US3581345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire curing press bladder assembly
Assignee: Amk Subsidiary Corp
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Filing: 1969-10-07
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Granted: 1971-06-01
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Expires: 1989-10-07
Abstract
Abstract A TIRE CURING PRESS HAVING UPPER AND LOWER COMPLEMENTARY MOLD SECTIONS AND A READILY REPLACEABLE BLADDER SHAPING ASSEMBLY URGED BY A POST ASSEMBLY TO ITS AXIALLY EXTENDED POSITION. A PILOT ON THE LOADER AND MOVABLE MOLD SECTION IS RECEIVED IN A SOCKET ON BLADDER AND POST ASSEMBLY DURING LOADING AND SHAPING OPERATIONS OF PRESS CYCLE. A CHUCK UNDERLIES A BEAD OF CURED TIRE AS PRESS IS OPENED TO STRIP SAME FROM STATIONARY MOLD SECTION FOR MOVEMENT WITH MOVABLE MOLD SECTION.
Inventors
- 👤 Ernest S Ulm
- 👤 Benjamin Stoyanov
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:53
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/0601; B29D30/0645; B29D30/0603
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) | 1974-05-31 | 1974-11-30 | 1975-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-31 | 1978-11-30 | 1979-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-31 | 1982-11-30 | 1983-06-01 | $7700.00 | Window Closed / Lapsed |