US3056637A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing
Assignee: Garlock Inc
•
Filing: 1959-03-02
•
Granted: 1962-10-02
•
Expires: 1979-03-02
Abstract
No abstract record available.
Inventors
- 👤 Edward S Shanley
- 👤 Donald B Rising
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:09
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/20; F16C2208/00; F16C2208/02; F16C2208/04; F16C2208/20; F16C2208/30; F16C2208/32; Y; Y10; Y10S; Y10S384/00; Y10S384/90; Y10S384/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
IN COMBINATION, A BEARING HOUSING, A SHAFT MOUNTED THEREIN AND DEFINING AN ANNULAR SPACE THEREBETWEEN, AND A BEARING ADAPTED TO LINE SAID ANNULAR SPACE, SAID BEARING COMPRISING A PLURALITY OF NESTED ANNULAR-SHAPED LINERS OF A MATERIAL, THE MAJOR VOLUMETRIC PORTION OF WHICH IS POLYTETRAFLUOROETHYLENE, EACH OF SAID ANNULAR LINERS BEING PROVIDED WITH A DIAGONAL SLOT EXTENDING FROM END TO END AND BEING OF WIDTH AT LEAST AS GREAT AS THE CIRCUMFERENTIAL EXPANSION OF SAID POLYTETRAFLUOROETHYLENE UNDER
Claim 2
Dependent Claim
76 words
IN COMBINATION, A BEARING HOUSING, A SHAFT MOUNTED THEREIN AND DEFINING AN ANNULAR SPACE THEREBETWEEN, AND A BEARING ADAPTED TO LINE SAID ANNULAR SPACE, SAID BEARING COMPRISING A PLURALITY OF NESTED ANNULAR-SHAPED LINERS OF A MATERIAL, THE MAJOR VOLUMETRIC PORTION OF WHICH IS POLYTETRAFLUOROETHYLENE, EACH OF SAID ANNULAR LINERS BEING PROVIDED WITH A DIAGONAL SLOT EXTENDING FROM END TO END AND BEING OF WIDTH AT LEAST AS GREAT AS THE CIRCUMFERENTIAL EXPANSION OF SAID POLYTETRAFLUOROETHYLENE UNDER
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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) | 1965-10-01 | 1966-04-02 | 1966-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-01 | 1970-04-02 | 1970-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-01 | 1974-04-02 | 1974-10-02 | $7700.00 | Window Closed / Lapsed |