US3128370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas cup assembly for welding gun
Assignee: Machinery and Welder Corp
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Filing: 1963-06-21
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Granted: 1964-04-07
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Expires: 1983-06-21
Abstract
No abstract record available.
Inventors
- 👤 Gilbert F Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:04
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/24; B23K9/28; B23K9/29; B23K9/291; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7009
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
IN A WELDING GUN OF THE TYPE HAVING A FRAME AND HAVING MEANS FOR FEEDING A CONTINUOUS LENGTH OF WELDING WIRE AXIALLY FROM THE FRONT END THEREOF AS WELL AS MEANS FOR CONDUCTING SHIELDING GAS THERETO, THE COMBINATION COMPRISING A CYLINDRICAL SOCKET SECURED TO THE FRONT END OF THE GUN AND HAVING AN INNER WALL, A CYLINDRICAL GAS CUP HAVING A BASE PORTION DIMENSIONED TO FIT INTO SAID SOCKET, THE END OF THE BASE PORTION BEING UNDERCUT WITH A PROFILE WHICH IS ECCENTRIC WITH RESPECT TO THE CUP AXIS TO FORM A PERIPHERAL RAMP, A RADIAL PROTUBERANCE ON THE INNER WALL OF THE SOCKET AND REGISTERING WITH THE RAMP WHEN THE CUP IS INSERTED INTO THE SOCKET SO THAT WHEN THE CUP IS MANUALLY ROTATED FROM A REGISTERING POSITION THE CROWDING ENGAGEMENT BETWEEN THE RAMP AND THE PROTUBERANCE CAUSES THE CUP TO BE FRICTIONALLY LOCKED IN SEATED POSITION.
Claim 2
Dependent Claim
148 words
IN A WELDING GUN OF THE TYPE HAVING A FRAME AND HAVING MEANS FOR FEEDING A CONTINUOUS LENGTH OF WELDING WIRE AXIALLY FROM THE FRONT END THEREOF AS WELL AS MEANS FOR CONDUCTING SHIELDING GAS THERETO, THE COMBINATION COMPRISING A CYLINDRICAL SOCKET SECURED TO THE FRONT END OF THE GUN AND HAVING AN INNER WALL, A CYLINDRICAL GAS CUP HAVING A BASE PORTION DIMENSIONED TO FIT INTO SAID SOCKET, THE END OF THE BASE PORTION BEING UNDERCUT WITH A PROFILE WHICH IS ECCENTRIC WITH RESPECT TO THE CUP AXIS TO FORM A PERIPHERAL RAMP, A RADIAL PROTUBERANCE ON THE INNER WALL OF THE SOCKET AND REGISTERING WITH THE RAMP WHEN THE CUP IS INSERTED INTO THE SOCKET SO THAT WHEN THE CUP IS MANUALLY ROTATED FROM A REGISTERING POSITION THE CROWDING ENGAGEMENT BETWEEN THE RAMP AND THE PROTUBERANCE CAUSES THE CUP TO BE FRICTIONALLY LOCKED IN SEATED POSITION.
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) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |