US3237294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of removing rubber sleeves from bushings
Assignee: Individual
•
Filing: 1963-03-13
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Granted: 1966-03-01
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Expires: 1983-03-13
Abstract
No abstract record available.
Inventors
- 👤 George W Brandeberry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:42
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/14; B25B27/28; Y; Y10; Y10T; Y10T156/00; Y10T156/11; Y10T156/1111; Y10T156/1116; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49638; Y10T29/53; Y10T29/53657
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
THE METHOD OF DISASSEMBLING A RESILIENT BUSHING HAVING A TUBULAR ELASTIC RUBBER INSERT RETAINED UNDER RADIAL COMPRESSION BETWEEN AN OUTER RIGID SLEEVE AND AN INNER RIGID TUBULAR CORE, SAID METHOD CONSISTING IN HEATING THE BUSHING IN AN OIL BATH AT A TEMPERATURE OF ABOUT 450* F. FOR A PERIOD OF TIME SUFFICIENT TO SOFTEN THE RUBBER, AND THEREAFTER SEPARATING THE INSERT FROM THE SLEEVE AND CORE.
Claim 2
Independent Claim
66 words
THE METHOD OF DISASSEMBLING A RESILIENT BUSHING HAVING A TUBULAR ELASTIC RUBBER INSERT RETAINED UNDER RADIAL COMPRESSION BETWEEN AN OUTER RIGID SLEEVE AND AN INNER RIGID TUBULAR CORE, SAID METHOD CONSISTING IN HEATING THE BUSHING IN AN OIL BATH AT A TEMPERATURE OF ABOUT 450* F. FOR A PERIOD OF TIME SUFFICIENT TO SOFTEN THE RUBBER, AND THEREAFTER SEPARATING THE INSERT FROM THE SLEEVE AND CORE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |