US3316952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing lock nut
Assignee: Eaton Corp
•
Filing: 1966-03-14
•
Granted: 1967-05-02
•
Expires: 1986-03-14
Abstract
No abstract record available.
Inventors
- 👤 Robert F Hollinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:46
CPC Classifications
F; F16; F16B; F16B39/00; F16B39/22; F16B39/28; F16B39/34; F16B33/00; F16B33/004; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/947
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A LOCKING AND SEALING NUT COMPRISING IN COMBINATION: A METAL NUT HAVING A THREADED BORE AND HAVING A SINK THEREIN SUBSTANTIALLY CONCENTRIC WITH THE THREADED BORE AND HAVING A LONGITUDINAL GROOVE PORTION FORMED IN A LATERAL CYLINDRICAL WALL PORTION OF SAID SINK; AND HAVING A WELL ADJACENT THE THREADED BORE WITH A CYLINDRICAL SIDE SURFACE ALSO SUBSTANTIALLY CONCENTRIC WITH THE THREADED BORE AND THE SINK AND WITH A RADIAL BOTTOM SURFACE EXTENDING FROM THE SIDE SURFACE TO THE BORE; THE WELL BEING OF A SMALLER OUTSIDE DIAMETER THAN THE SINK BUT OF A LARGER OUTSIDE DIAMETER THAN THE MAJOR DIAMETER OF THE THREAD; THE SINK BEING FORMED WITH A SLOPING CONICAL SHOULDER AROUND THE WELL EXTENDING BETWEEN THE WELL AND SAID LATERAL SINK WALL; WHEREBY THE WELL IS AXIALLY SPACED FROM THE LATERAL WALL PORTION OF THE SINK;
Claim 2
Dependent Claim
138 words
A LOCKING AND SEALING NUT COMPRISING IN COMBINATION: A METAL NUT HAVING A THREADED BORE AND HAVING A SINK THEREIN SUBSTANTIALLY CONCENTRIC WITH THE THREADED BORE AND HAVING A LONGITUDINAL GROOVE PORTION FORMED IN A LATERAL CYLINDRICAL WALL PORTION OF SAID SINK; AND HAVING A WELL ADJACENT THE THREADED BORE WITH A CYLINDRICAL SIDE SURFACE ALSO SUBSTANTIALLY CONCENTRIC WITH THE THREADED BORE AND THE SINK AND WITH A RADIAL BOTTOM SURFACE EXTENDING FROM THE SIDE SURFACE TO THE BORE; THE WELL BEING OF A SMALLER OUTSIDE DIAMETER THAN THE SINK BUT OF A LARGER OUTSIDE DIAMETER THAN THE MAJOR DIAMETER OF THE THREAD; THE SINK BEING FORMED WITH A SLOPING CONICAL SHOULDER AROUND THE WELL EXTENDING BETWEEN THE WELL AND SAID LATERAL SINK WALL; WHEREBY THE WELL IS AXIALLY SPACED FROM THE LATERAL WALL PORTION OF THE SINK;
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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) | 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 |