Patent US3143383A successfully refreshed from Google Patents.
US3143383A
Expired / Lapsed
US
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Means for preventing fretting erosion
Assignee: General Electric Co
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Filing: 1961-07-21
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Granted: 1964-08-04
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Expires: 1981-07-21
Abstract
No abstract record available.
Inventors
- 👤 Eric N Bamberger
- 👤 Filbert E Spinelli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:55
CPC Classifications
F; F01; F01D; F01D25/00; F01D25/007; C; C22; C22C; C22C9/00; C22C9/06; C23; C23C; C23C30/00; F01D5/00; F01D5/12; F01D5/14; F01D5/22; F01D5/28; F02; F02C; F02C7/00; F02C7/30; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/12; F16C33/121; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49709; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12778; Y10T428/12861; Y10T428/12882; Y10T428/12931
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
THE COMBINATION WHICH COMPRISES: TWO SUBSTANTIALLY STATIONARY MEMBERS HAVING OPPOSED CONTACTING SURFACES; THE CONTACTING SURFACE OF THE FIRST OF SAID MEMBERS COMPRISING A METAL SELECTED FROM THE GROUP CONSISTING OF IRON, NICKEL, COBALT, IRON BASE ALLOYS, NICKEL BASE ALLOYS AND COBALT BASE ALLOYS; AND THE CONTACTING SURFACE OF THE SECOND OF SAID MEMBERS COMPRISING AN ANTI-FRET COATING COMPRISING, BY WEIGHT, 20-40 PERCENT NICKEL, 2-10 PERCENT
Claim 2
Dependent Claim
65 words
THE COMBINATION WHICH COMPRISES: TWO SUBSTANTIALLY STATIONARY MEMBERS HAVING OPPOSED CONTACTING SURFACES; THE CONTACTING SURFACE OF THE FIRST OF SAID MEMBERS COMPRISING A METAL SELECTED FROM THE GROUP CONSISTING OF IRON, NICKEL, COBALT, IRON BASE ALLOYS, NICKEL BASE ALLOYS AND COBALT BASE ALLOYS; AND THE CONTACTING SURFACE OF THE SECOND OF SAID MEMBERS COMPRISING AN ANTI-FRET COATING COMPRISING, BY WEIGHT, 20-40 PERCENT NICKEL, 2-10 PERCENT
References Cited (Backward Citations)
US2241789A
Cited
US2787503A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-04 | 1968-02-03 | 1968-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-04 | 1972-02-03 | 1972-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-04 | 1976-02-03 | 1976-08-04 | $7700.00 | Window Closed / Lapsed |