US3303681A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swaging machine
Assignee: LE FIELL Manufacturing CO
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Filing: 1964-02-19
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Granted: 1967-02-14
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Expires: 1984-02-19
Abstract
No abstract record available.
Inventors
- 👤 Fiell Cecil K Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:32
CPC Classifications
B; B21; B21J; B21J7/00; B21J7/02; B21J7/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
221 words
IN A SWAGING MACHINE, THE COMBINATION OF: A FRAME; AN OSCILLATING DIAL HOLDER MOUNTED ON SAID FRAME FOR OSCILLATION THROUGH A SMALL ANGLE ABOUT A CENTRAL AXIS; A MULTIPLE OF DIE GUIDE MEANS ON SAID HOLDER DISPOSED IN EQUI-ANGULAR RADIAL RELATION WITH SAID AXIS; A MULTIPLE OF DIES HAVING COOPERATIVE DIE FACES AND BEING GUIDED BY SAID GUIDE MEANS RESPECTIVELY WHEREBY SAID DIES, WHEN MOVED INWARDLY, WILL CONVERGE ON SAID AXIS TO CAUSE SUCH DIE FACES TO COOPERATIVELY ENGAGE A PIECE OF WORK CENTERED ON SAID AXIS; A MULTIPLE OF TOGGLE LINKS ONE FOR EACH OF SAID DIES, FOR DELIVERING COMPRESSIVE FORCES RADIALLY INWARDLY FROM SAID FRAME TO SAID DIES; MEANS FOR MAINTAINING OUTER ENDS OF SAID LINKS PIVOTALLY ASSOCIATED WITH SAID FRAME, AND INNER ENDS OF SAID LINKS PIVOTALLY ASSOCIATED WITH SAID DIES RESPECTIVELY; MEANS FOR OSCILLATING SAID DIE HOLDER ABOUT SAID AXIS TO SIMULTANEOUSLY AND REPEATEDLY RECIPROCATE SAID DIES INTO AND OUT OF A SQUEEZING SWAGING RELATION WITH SAID WORK; AND MEANS FOR UNIFORMLY VARYING THE DISTANCES WHICH THE PIVOTAL ASSOCIATIONS OF THE RESPECTIVE LINKS WITH SAID FRAME ARE SPACED FROM SAID CENTRAL AXIS, SAID MEANS BEING OPERABLE DURING A SWAGING OPERATION TO VARY THE SPACING, FROM SAID CENTRAL AXIS, OF SAID DIES AND THEIR DIE FACES WHEN THE LATTER ARE IN THEIR INWARDMOST POSITIONS RELATIVE TO SAID AXIS.
Claim 2
Dependent Claim
221 words
IN A SWAGING MACHINE, THE COMBINATION OF: A FRAME; AN OSCILLATING DIAL HOLDER MOUNTED ON SAID FRAME FOR OSCILLATION THROUGH A SMALL ANGLE ABOUT A CENTRAL AXIS; A MULTIPLE OF DIE GUIDE MEANS ON SAID HOLDER DISPOSED IN EQUI-ANGULAR RADIAL RELATION WITH SAID AXIS; A MULTIPLE OF DIES HAVING COOPERATIVE DIE FACES AND BEING GUIDED BY SAID GUIDE MEANS RESPECTIVELY WHEREBY SAID DIES, WHEN MOVED INWARDLY, WILL CONVERGE ON SAID AXIS TO CAUSE SUCH DIE FACES TO COOPERATIVELY ENGAGE A PIECE OF WORK CENTERED ON SAID AXIS; A MULTIPLE OF TOGGLE LINKS ONE FOR EACH OF SAID DIES, FOR DELIVERING COMPRESSIVE FORCES RADIALLY INWARDLY FROM SAID FRAME TO SAID DIES; MEANS FOR MAINTAINING OUTER ENDS OF SAID LINKS PIVOTALLY ASSOCIATED WITH SAID FRAME, AND INNER ENDS OF SAID LINKS PIVOTALLY ASSOCIATED WITH SAID DIES RESPECTIVELY; MEANS FOR OSCILLATING SAID DIE HOLDER ABOUT SAID AXIS TO SIMULTANEOUSLY AND REPEATEDLY RECIPROCATE SAID DIES INTO AND OUT OF A SQUEEZING SWAGING RELATION WITH SAID WORK; AND MEANS FOR UNIFORMLY VARYING THE DISTANCES WHICH THE PIVOTAL ASSOCIATIONS OF THE RESPECTIVE LINKS WITH SAID FRAME ARE SPACED FROM SAID CENTRAL AXIS, SAID MEANS BEING OPERABLE DURING A SWAGING OPERATION TO VARY THE SPACING, FROM SAID CENTRAL AXIS, OF SAID DIES AND THEIR DIE FACES WHEN THE LATTER ARE IN THEIR INWARDMOST POSITIONS RELATIVE TO SAID AXIS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |