Patent US3101402A successfully refreshed from Google Patents.
US3101402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Push rod structure and method of manufacture
Assignee: Bundy Tubing Co
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Filing: 1961-02-28
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Granted: 1963-08-20
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Expires: 1981-02-28
Abstract
No abstract record available.
Inventors
- 👤 Gondek Stanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:23
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/002; F; F01; F01L; F01L1/00; F01L1/12; F01L1/14; F01L1/146; F16; F16H; F16H25/00; F16H25/08; F16H25/14; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49229; Y10T29/49295
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
239 words
THE METHOD OF FORMING A PUSH ROD HAVING A FLANGE ADJACENT ONE END TO PROVIDE A SEAT FOR A COIL SPRING WHICH COMPRISES, PROVIDING A TUBE HAVING AN END PORTION FORMING A SEAT, PROVIDING AN ELEMENT HAVING PORTIONS LYING GENERALLY ON A CYLINDRICAL SURFACE AND EXTENDING BETWEEN A BEARING SURFACE AT ONE END OF THE ELEMENT AND A FIXED FLANGE, ONE FACE OF SAID FLANGE FORMING SAID SPRING SEAT AND THE OPPOSITE FACE THEREOF FORMING A PRESSURE SEAT, SAID ELEMENT HAVING A CURVED SURFACE ADJACENT THE END OPPOSITE SAID BEARING SURFACE, PROVIDING A HOLLOW ELECTRODE HAVING AN END FACE, ENGAGING SAID HOLLOW ELECTRODE AROUND SAID PORTIONS OF SAID ELEMENT WHILE LEAVING SAID BEARING SURFACE FREE OF CONTACT WITH SAID ELECTRODE, ALIGNING SAID HOLLOW ELECTRODE SUBSTANTIALLY CO-AXIALLY WITH THE TUBE SEAT, UTILIZING SAID HOLLOW ELECTRODE AS A HOLDER FOR SAID ELEMENT AND THEREBY ALIGNING SAID ELEMENT SUBSTANTIALLY CO-AXIALLY WITH SAID TUBE SEAT, ENGAGING SAID CURVED SURFACE AGAINST SAID TUBE SEAT AND WHILE LEAVING SAID BEARING SURFACE FREE OF CONTACT WITH SAID HOLLOW ELECTRODE AND WHILE CONTINUING TO USE SAID HOLLOW ELECTRODE AS AN ALIGNING HOLDER FOR SAID ELEMENT, FORCIBLY ENGAGING SAID END FACE OF SAID HOLLOW ELECTRODE SUBSTANTIALLY AXIALLY AGAINST SAID PRESSURE SEAT ON SAID FLANGE AND THEREBY APPLYING LONGITUDINAL FORCE URGING SAID CURVED SURFACE AGAINST SAID TUBE SEAT, AND WHILE CONTINUING TO SUPPLY SAID FORCE, HEATING THE INTERENGAGED SEAT AND CURVED SURFACE TO FORM A FUSED METAL CONNECTION THEREBETWEEN.
Claim 2
Independent Claim
239 words
THE METHOD OF FORMING A PUSH ROD HAVING A FLANGE ADJACENT ONE END TO PROVIDE A SEAT FOR A COIL SPRING WHICH COMPRISES, PROVIDING A TUBE HAVING AN END PORTION FORMING A SEAT, PROVIDING AN ELEMENT HAVING PORTIONS LYING GENERALLY ON A CYLINDRICAL SURFACE AND EXTENDING BETWEEN A BEARING SURFACE AT ONE END OF THE ELEMENT AND A FIXED FLANGE, ONE FACE OF SAID FLANGE FORMING SAID SPRING SEAT AND THE OPPOSITE FACE THEREOF FORMING A PRESSURE SEAT, SAID ELEMENT HAVING A CURVED SURFACE ADJACENT THE END OPPOSITE SAID BEARING SURFACE, PROVIDING A HOLLOW ELECTRODE HAVING AN END FACE, ENGAGING SAID HOLLOW ELECTRODE AROUND SAID PORTIONS OF SAID ELEMENT WHILE LEAVING SAID BEARING SURFACE FREE OF CONTACT WITH SAID ELECTRODE, ALIGNING SAID HOLLOW ELECTRODE SUBSTANTIALLY CO-AXIALLY WITH THE TUBE SEAT, UTILIZING SAID HOLLOW ELECTRODE AS A HOLDER FOR SAID ELEMENT AND THEREBY ALIGNING SAID ELEMENT SUBSTANTIALLY CO-AXIALLY WITH SAID TUBE SEAT, ENGAGING SAID CURVED SURFACE AGAINST SAID TUBE SEAT AND WHILE LEAVING SAID BEARING SURFACE FREE OF CONTACT WITH SAID HOLLOW ELECTRODE AND WHILE CONTINUING TO USE SAID HOLLOW ELECTRODE AS AN ALIGNING HOLDER FOR SAID ELEMENT, FORCIBLY ENGAGING SAID END FACE OF SAID HOLLOW ELECTRODE SUBSTANTIALLY AXIALLY AGAINST SAID PRESSURE SEAT ON SAID FLANGE AND THEREBY APPLYING LONGITUDINAL FORCE URGING SAID CURVED SURFACE AGAINST SAID TUBE SEAT, AND WHILE CONTINUING TO SUPPLY SAID FORCE, HEATING THE INTERENGAGED SEAT AND CURVED SURFACE TO FORM A FUSED METAL CONNECTION THEREBETWEEN.
References Cited (Backward Citations)
US2975775A
Cited
US2960080A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-19 | 1967-02-18 | 1967-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-19 | 1971-02-18 | 1971-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-19 | 1975-02-18 | 1975-08-20 | $7700.00 | Window Closed / Lapsed |