Patent US3115570A successfully refreshed from Google Patents.
US3115570A
Expired / Lapsed
US
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Resistance spot welding apparatus
Assignee: HA Schlatter AG
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Filing: 1961-06-06
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Granted: 1963-12-24
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Expires: 1981-06-06
Abstract
No abstract record available.
Inventors
- 👤 Denzler Emil
- 👤 Robe Eugen
- 👤 Suter Rolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:30
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A RESISTANCE SPOT WELDING APPARATUS COMPRISING OPPOSITELY DISPOSED WELDING ELECTRODES, OUTER AND INNER SUPPORT MEANS FOR MOUNTING SAID OPPOSITELY DISPOSED WELDING ELECTRODES IN SLIDEABLE RELATIONSHIP TO EACH OTHER, SAID WELDING ELECTRODES BEING ARRANGED WITHIN THE CROSS-SECTIONAL LIMITS OF SAID SUPPORT MEANS, SAID OUTER SUPPORT MEANS HAVING A RECESSED PORTION FOR RECEIVING SAID INNER SUPPORT MEANS, SAID INNER SUPPORT MEANS BEING SUBSTANTIALLY ENCLOSED WITHIN THE CROSS-SECTIONAL LIMITS OF SAID OUTER SUPPORT MEANS.
Claim 2
Dependent Claim
71 words
A RESISTANCE SPOT WELDING APPARATUS COMPRISING OPPOSITELY DISPOSED WELDING ELECTRODES, OUTER AND INNER SUPPORT MEANS FOR MOUNTING SAID OPPOSITELY DISPOSED WELDING ELECTRODES IN SLIDEABLE RELATIONSHIP TO EACH OTHER, SAID WELDING ELECTRODES BEING ARRANGED WITHIN THE CROSS-SECTIONAL LIMITS OF SAID SUPPORT MEANS, SAID OUTER SUPPORT MEANS HAVING A RECESSED PORTION FOR RECEIVING SAID INNER SUPPORT MEANS, SAID INNER SUPPORT MEANS BEING SUBSTANTIALLY ENCLOSED WITHIN THE CROSS-SECTIONAL LIMITS OF SAID OUTER SUPPORT MEANS.
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) | 1966-12-23 | 1967-06-24 | 1967-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-23 | 1971-06-24 | 1971-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-23 | 1975-06-24 | 1975-12-24 | $7700.00 | Window Closed / Lapsed |