Patent US2019194A successfully refreshed from Google Patents.
US3215024A
Expired / Lapsed
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Fastener
Assignee: Huck Manufacturing Co
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Filing: 1964-10-08
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Granted: 1965-11-02
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Expires: 1984-10-08
Abstract
No abstract record available.
Inventors
- 👤 Harold G Brilmyer
- 👤 David J Toth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:41
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/02; B21J15/022; F; F16; F16B; F16B19/00; F16B19/04; F16B19/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
A TWO-PART FASTENER COMPRISING: A PIN AND A SYMMETRICAL COLLAR, SAID PIN AND SAID COLLAR HAVING LOCK MEANS FOR LOCKING SAID PIN AND SAID COLLAR TOGETHER AS SAID COLLAR IS SWAGED RADIALLY INWARDLY INTO SAID PIN, SAID PIN HAVING A PULL PORTION FOR ADAPTING THE PIN FOR GRIPPING AND PULLING, SAID COLLAR BEING SUBSATNTIALLY TUBULAR WITH A SUBSTANTIALLY UNIFORM EXTERNAL DIAMETER FROM END TO END AND HAVING SYMMETRICAL END PORTIONS OF INCREASING WALL THICKNESS FROM THE ENDS TOWARDS THE CENTER AND AN INTERMEDIATE PORTION BETWEEN SAID END PORTIONS OF A SUBSTANTIALLY UNIFORM WALL THICKNESS, SAID WALL THICKNESS OF EACH OF SAID END PORTIONS INCREASING FROM A THICKNESS LESS THAN APPROXIMATELY 93 PERCENT OF SAID UNIFORMS WALL THICKNESS AT EACH OF SAID ENDS TO 100 PERCENT OF SAID UNIFORM WALL THICKNESS AT POINTS LOCATED AXIALLY TOWARD SAID CENTER FROM THE RESPECTIVE ONES OF SAID ENDS A DISTANCE AT LEAST APPROXIMATELY 35 PERCENT OF SAID UNIFORM WALL THICKNESS.
Claim 2
Dependent Claim
156 words
A TWO-PART FASTENER COMPRISING: A PIN AND A SYMMETRICAL COLLAR, SAID PIN AND SAID COLLAR HAVING LOCK MEANS FOR LOCKING SAID PIN AND SAID COLLAR TOGETHER AS SAID COLLAR IS SWAGED RADIALLY INWARDLY INTO SAID PIN, SAID PIN HAVING A PULL PORTION FOR ADAPTING THE PIN FOR GRIPPING AND PULLING, SAID COLLAR BEING SUBSATNTIALLY TUBULAR WITH A SUBSTANTIALLY UNIFORM EXTERNAL DIAMETER FROM END TO END AND HAVING SYMMETRICAL END PORTIONS OF INCREASING WALL THICKNESS FROM THE ENDS TOWARDS THE CENTER AND AN INTERMEDIATE PORTION BETWEEN SAID END PORTIONS OF A SUBSTANTIALLY UNIFORM WALL THICKNESS, SAID WALL THICKNESS OF EACH OF SAID END PORTIONS INCREASING FROM A THICKNESS LESS THAN APPROXIMATELY 93 PERCENT OF SAID UNIFORMS WALL THICKNESS AT EACH OF SAID ENDS TO 100 PERCENT OF SAID UNIFORM WALL THICKNESS AT POINTS LOCATED AXIALLY TOWARD SAID CENTER FROM THE RESPECTIVE ONES OF SAID ENDS A DISTANCE AT LEAST APPROXIMATELY 35 PERCENT OF SAID UNIFORM WALL THICKNESS.
References Cited (Backward Citations)
US2396661A
Cited
US2531049A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |