Patent US3266855A successfully refreshed from Google Patents.
US3266855A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-aligning journal bearings
Assignee: Pametrada
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Filing: 1965-05-18
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Granted: 1966-08-16
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Expires: 1985-05-18
Abstract
No abstract record available.
Inventors
- 👤 Cleff Peter Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:31
CPC Classifications
F; F16; F16C; F16C23/00; F16C23/02; F16C23/04; F16C27/00; F16C27/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A JOURNAL BEARING COMPRISING A BEARING MEMBER, AN ENCIRCLING SUPPORTING MEMBER FOR THE BEARING MEMBER, SAID BEARING MEMBER HAVING AN EXTERNAL ANNULAR SURFACE WHICH IS CONVEX IN AXIAL CROSS SECTION, SAID SUPPORT MEMBER HAVING AN INTERNAL SURFACE OPPOSED TO SAID EXTERNAL SURFACE, SPACED THEREFROM, AND CONCAVE IN AXIAL CROSS SECTION, AND AT LEAST A PAIR OF HELICAL SPRINGS RECEIVED IN THE SPACED BETWEEN THE SAID TWO SURFACES WITH THEIR AXES EXTENDING IN A DIRECTION CIRCUMFERENTIAL OF THE BEARING MEMBER AND IN ENGAGEMENT WITH THE SAID TWO SURFACES TO SUPPORT THE BEARING MEMBER UPON THE SUPPORT MEMBER, THE SAID SPRINGS BEING FLEXIBLE TO DISTORT BY ROLLING ABOUT THEIR AXES UPON THE SAID SURFACES DURING RELATIVE MOVEMENT OF THE BEARING MEMBER AND THE SUPPORT MEMBER AS THE BEARING MEMBER MOVES INTO AND OUT OF ALIGNMENT WITH THE SUPPORT MEMBER, THE SAID SURFACES BEING NEARLY
Claim 2
Dependent Claim
142 words
A JOURNAL BEARING COMPRISING A BEARING MEMBER, AN ENCIRCLING SUPPORTING MEMBER FOR THE BEARING MEMBER, SAID BEARING MEMBER HAVING AN EXTERNAL ANNULAR SURFACE WHICH IS CONVEX IN AXIAL CROSS SECTION, SAID SUPPORT MEMBER HAVING AN INTERNAL SURFACE OPPOSED TO SAID EXTERNAL SURFACE, SPACED THEREFROM, AND CONCAVE IN AXIAL CROSS SECTION, AND AT LEAST A PAIR OF HELICAL SPRINGS RECEIVED IN THE SPACED BETWEEN THE SAID TWO SURFACES WITH THEIR AXES EXTENDING IN A DIRECTION CIRCUMFERENTIAL OF THE BEARING MEMBER AND IN ENGAGEMENT WITH THE SAID TWO SURFACES TO SUPPORT THE BEARING MEMBER UPON THE SUPPORT MEMBER, THE SAID SPRINGS BEING FLEXIBLE TO DISTORT BY ROLLING ABOUT THEIR AXES UPON THE SAID SURFACES DURING RELATIVE MOVEMENT OF THE BEARING MEMBER AND THE SUPPORT MEMBER AS THE BEARING MEMBER MOVES INTO AND OUT OF ALIGNMENT WITH THE SUPPORT MEMBER, THE SAID SURFACES BEING NEARLY
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |