US3408729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low dimensional tolerance welding method
Assignee: United Aircraft Products Inc
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Filing: 1966-09-19
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Granted: 1968-11-05
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Expires: 1986-09-19
Abstract
No abstract record available.
Inventors
- 👤 Harry C Gersbacher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 02:14
CPC Classifications
B; B23; B23K; B23K37/00; B23K37/04; B23K37/053
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
210 words
A METHOD OF WELDING ONE PART TO ANOTHER WHERE THE DIMENSIONAL TOLERANCES OF THE RESULTING ASSEMBLY ARE LOW, INCLUDING THE STEP OF SUPPORTING SAID PARTS, ONE OF SAID PARTS BEING SUPPORTED IN A SUBSTANTIALLY FIXED POSITION AND THE OTHER BEING SUPPORTED FOR FREEDOM OF EXTENDING MOTION UNDER THE HEAT OF WELDING AND FOR FREEDOM OF RETRACTING MOTION AS THE WELD COOLS, CONNECTING SAID OTHER PART TO A BODY MEMBER FREELY SLIDABLE IN A SENSE CORRESPONDING TO SAID EXTENDING AND RETRACTING MOTIONS AND RESTRAINED FROM MOTION IN OTHER SENSES, SAID BODY MEMBER BEING PART OF A WELDING FIXTURE, LOCKING SAID BODY MEMBER IN SAID FIXTURE IN A POSITION LOCATING SAID OTHER PART IN AN INITIAL POSITION SLIGHTLY EXTENDED FROM THE FINAL POSITION IT IS REQUIRED TO OCCUPY UPON COMPLETION OF THE WELD, TEMPORARILY FIXING SAID OTHER PART TO THE SAID ONE PART IN SAID INITIAL POSITION, UNLOCKING SAID BODY MEMBER, EFFECTING THE WELD OF SAID OTHER PART TO THE SAID ONE PART, SAID OTHER PART EXTENDING BEYOND SAID INITIAL POSITION UNDER WELDING HEAT, AND ALLOWING THE WELD TO COOL, SAID OTHER PART RETRACTING TO AND THROUGH SAID INITIAL POSITION TO SAID FINAL POSITION, SAID BODY MEMBER ACCOMMODATING THE EXTENDING AND RETRACTING MOVEMENTS OF SAID OTHER PART WHILE PREVENTING TORSIONAL MOVEMENTS THEREOF.
Claim 2
Independent Claim
210 words
A METHOD OF WELDING ONE PART TO ANOTHER WHERE THE DIMENSIONAL TOLERANCES OF THE RESULTING ASSEMBLY ARE LOW, INCLUDING THE STEP OF SUPPORTING SAID PARTS, ONE OF SAID PARTS BEING SUPPORTED IN A SUBSTANTIALLY FIXED POSITION AND THE OTHER BEING SUPPORTED FOR FREEDOM OF EXTENDING MOTION UNDER THE HEAT OF WELDING AND FOR FREEDOM OF RETRACTING MOTION AS THE WELD COOLS, CONNECTING SAID OTHER PART TO A BODY MEMBER FREELY SLIDABLE IN A SENSE CORRESPONDING TO SAID EXTENDING AND RETRACTING MOTIONS AND RESTRAINED FROM MOTION IN OTHER SENSES, SAID BODY MEMBER BEING PART OF A WELDING FIXTURE, LOCKING SAID BODY MEMBER IN SAID FIXTURE IN A POSITION LOCATING SAID OTHER PART IN AN INITIAL POSITION SLIGHTLY EXTENDED FROM THE FINAL POSITION IT IS REQUIRED TO OCCUPY UPON COMPLETION OF THE WELD, TEMPORARILY FIXING SAID OTHER PART TO THE SAID ONE PART IN SAID INITIAL POSITION, UNLOCKING SAID BODY MEMBER, EFFECTING THE WELD OF SAID OTHER PART TO THE SAID ONE PART, SAID OTHER PART EXTENDING BEYOND SAID INITIAL POSITION UNDER WELDING HEAT, AND ALLOWING THE WELD TO COOL, SAID OTHER PART RETRACTING TO AND THROUGH SAID INITIAL POSITION TO SAID FINAL POSITION, SAID BODY MEMBER ACCOMMODATING THE EXTENDING AND RETRACTING MOVEMENTS OF SAID OTHER PART WHILE PREVENTING TORSIONAL MOVEMENTS THEREOF.
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) | 1971-11-05 | 1972-05-06 | 1972-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-05 | 1976-05-06 | 1976-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-05 | 1980-05-06 | 1980-11-05 | $7700.00 | Window Closed / Lapsed |