US4034681A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pedestal roof wear liner
Assignee: Amsted Industries Inc
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Filing: 1975-08-04
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Granted: 1977-07-12
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Expires: 1995-08-04
Abstract
Abstract A wear liner is provided for the roof of the pedestal jaw of a side frame. The liner is welded in place only along the lateral edges of the liner and is retained in place, in the event of weld failure, by depending legs engageable with pedestal jaw stop lugs. Additional retaining lugs may be provided in the pedestal jaw roof.
Inventors
- 👤 Otto Walter Neumann
- 👤 Frank Joseph Korpics
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:59
CPC Classifications
B; B61; B61F; B61F5/00; B61F5/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
In a pedestal type side frame with an integrally formed downwardly open jaw which includes a roof and depending legs said legs having opposed stop lugs, a bearing assembly received in the jaw, a bearing adapter overlying the bearing assembly, and a wear liner disposed between the roof and the adapter, the improvement wherein the wear liner includes a body portion having lateral edges extending longitudinally of the side frame, said body portion being welded to the roof along at least a portion of said edges, said wear liner including depending legs which terminate above but closely adjacent to said opposed stop lugs and which are engageable with and retained in position by said stop lugs in the event of weld failure.
Claim 2
Dependent Claim
122 words
In a pedestal type side frame with an integrally formed downwardly open jaw which includes a roof and depending legs said legs having opposed stop lugs, a bearing assembly received in the jaw, a bearing adapter overlying the bearing assembly, and a wear liner disposed between the roof and the adapter, the improvement wherein the wear liner includes a body portion having lateral edges extending longitudinally of the side frame, said body portion being welded to the roof along at least a portion of said edges, said wear liner including depending legs which terminate above but closely adjacent to said opposed stop lugs and which are engageable with and retained in position by said stop lugs in the event of weld failure.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-07-11 | 1981-01-10 | 1981-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-07-11 | 1985-01-10 | 1985-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-07-11 | 1989-01-10 | 1989-07-12 | $7700.00 | Window Closed / Lapsed |