US3227199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-locking threaded fasteners having uninterrupted threads with a pitch deviation therein
Assignee: United Shoe Machinery Corp
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Filing: 1962-08-13
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Granted: 1966-01-04
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Expires: 1982-08-13
Abstract
No abstract record available.
Inventors
- 👤 Wadsworth W Mount
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:13
CPC Classifications
F; F16; F16B; F16B39/00; F16B39/22; F16B39/28; F16B39/30; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A SELF-LOCKING MALE FASTENER COMPRISING A MALE FASTENING ELEMENT, AN UNINTERRUPTED THREAD HAVING A PLURALITY OF TURNS ON SAID FASTENING ELEMENT, AT LEAST ONE OF SAID TURNS HAVING AN AXIALLY COMPRESSED ZONE TO PROVIDE A PITCH DIFFERENT THAN THE PITCH OF THE CRESTS OF THE TURNS OF THE THREAD ADJACENT THERETO, SAID FASTENING ELEMENT HAVING IN ONE END THEREOF A FIRST BORE AND A SECOND BORE OF SMALLER DIAMETER, SAID BORES JOINING TO DEFINE AN AXIAL RECESS EXTENDING FROM SAID ONE END OF SAID FASTENING ELEMENT AND A SUBSTANTIALLY RIGHT ANGLE SHOULDER IN SAID RECESS FACING SAID ONE END AND SUBSTANTIALLY COPLANAR WITH SAID AT LEAST ONE OF SAID TURNS IN SAID COMPRESSED ZONE.
Claim 2
Dependent Claim
114 words
A SELF-LOCKING MALE FASTENER COMPRISING A MALE FASTENING ELEMENT, AN UNINTERRUPTED THREAD HAVING A PLURALITY OF TURNS ON SAID FASTENING ELEMENT, AT LEAST ONE OF SAID TURNS HAVING AN AXIALLY COMPRESSED ZONE TO PROVIDE A PITCH DIFFERENT THAN THE PITCH OF THE CRESTS OF THE TURNS OF THE THREAD ADJACENT THERETO, SAID FASTENING ELEMENT HAVING IN ONE END THEREOF A FIRST BORE AND A SECOND BORE OF SMALLER DIAMETER, SAID BORES JOINING TO DEFINE AN AXIAL RECESS EXTENDING FROM SAID ONE END OF SAID FASTENING ELEMENT AND A SUBSTANTIALLY RIGHT ANGLE SHOULDER IN SAID RECESS FACING SAID ONE END AND SUBSTANTIALLY COPLANAR WITH SAID AT LEAST ONE OF SAID TURNS IN SAID COMPRESSED ZONE.
References Cited (Backward Citations)
US609144A
Cited
US1250748A
Cited
US1367168A
Cited
US1416087A
Cited
US2090337A
Cited
US2542377A
Cited
US3076208A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |