US3317256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improved bearing units with lubricant reservoir
Assignee: Spyraflo Inc
•
Filing: 1964-05-27
•
Granted: 1967-05-02
•
Expires: 1984-05-27
Abstract
No abstract record available.
Inventors
- 👤 Richard B Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:54
CPC Classifications
F; F16; F16C; F16C23/00; F16C23/02; F16C23/04; F16C23/043; F16C23/045; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16C33/1025; F16C33/103; F16C33/72; F16C33/74; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49648; Y10T29/4965; Y10T29/49652; Y10T29/49654; Y10T29/49702; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49925; Y10T29/49934; Y10T29/49936
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
IN COMBINATION, A SHEETED PLATE, A SELF-ALIGNING BEARING UNIT FOR A SHAFT COMPRISING AN ANNULAR RETAINER, SAID RETAINER COMPRISING AN ELONGATED ANNULAR PILOT, A RIB AT ONE END OF SAID PILOT AND A RING AT THE OTHER END, MEANS DEFINED BY SAID ELONGATED ANNULAR PILOT AND RING FOR LOCKING THEMSELVES TOGETHER AND FOR SECURING THE BEARING UNIT TO SAID SHEETED PLATE BY DEFORMATION OF THE LATTER INTO LOCKING ENGAGEMENT WITH SAID RETAINER, A SPHERICAL-LIKE BEARING HOUSED IN SAID RETAINER, A RESILIENT WASHER, SAID PILOT AND RIB DEFINING AN ANNULAR RESERVOIR, SAID WASHER CLOSING ONE END OF SAID RESERVOIR, SAID SHEETED PLATE HAVING A HOLE TO RECEIVE SAID PILOT, SAID PILOT BEING TAPERED TO PROVIDE AN INTERFERENCE FIT WITH SAID SHEETED PLATE PORTION DEFINING SAID HOLE, AND A LUBRICANT AND WICKING MATERIAL WITHIN SAID RESERVOIR, SAID WASHER LOCKING SAID BEARING TO SAID RETAINER.
Claim 2
Dependent Claim
142 words
IN COMBINATION, A SHEETED PLATE, A SELF-ALIGNING BEARING UNIT FOR A SHAFT COMPRISING AN ANNULAR RETAINER, SAID RETAINER COMPRISING AN ELONGATED ANNULAR PILOT, A RIB AT ONE END OF SAID PILOT AND A RING AT THE OTHER END, MEANS DEFINED BY SAID ELONGATED ANNULAR PILOT AND RING FOR LOCKING THEMSELVES TOGETHER AND FOR SECURING THE BEARING UNIT TO SAID SHEETED PLATE BY DEFORMATION OF THE LATTER INTO LOCKING ENGAGEMENT WITH SAID RETAINER, A SPHERICAL-LIKE BEARING HOUSED IN SAID RETAINER, A RESILIENT WASHER, SAID PILOT AND RIB DEFINING AN ANNULAR RESERVOIR, SAID WASHER CLOSING ONE END OF SAID RESERVOIR, SAID SHEETED PLATE HAVING A HOLE TO RECEIVE SAID PILOT, SAID PILOT BEING TAPERED TO PROVIDE AN INTERFERENCE FIT WITH SAID SHEETED PLATE PORTION DEFINING SAID HOLE, AND A LUBRICANT AND WICKING MATERIAL WITHIN SAID RESERVOIR, SAID WASHER LOCKING SAID BEARING TO SAID RETAINER.
References Cited (Backward Citations)
CA657948A
Cited
US1291646A
Cited
US2035519A
Cited
US2621088A
Cited
FR1042334A
Cited
US2800374A
Cited
GB815685A
Cited
US3013167A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |