US3136879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-equalizing welding gun
Assignee: WES IND Inc
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Filing: 1961-05-17
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Granted: 1964-06-09
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Expires: 1981-05-17
Abstract
No abstract record available.
Inventors
- 👤 Edward J Waltonen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:16
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/30; B23K11/31; B23K11/314; B23K11/315; B23K11/317
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
IN A PRESSURE EQUALIZING WORK GRIPPING DEVICE, A FRAME, A SUPPORT ARM PIVOTALLY MOUNTED AT ONE END TO SAID FRAME, A CARRIAGE PIVOTALLY MOUNTED TO THE OTHER END OF SAID ARM AND ADAPTED FOR LINEAL MOVEMENT, A FIRST WORK GRIPPING MEMBER FIXEDLY MOUNTED TO SAID CARRIAGE, A SECOND WORK GRIPPING MEMBER MOVABLY MOUNTED ON SAID CARRIAGE IN OPPOSING RELATION TO SAID FIRST WORK GRIPPING MEMBER, MEANS FOR MOVING SAID SECOND WORK GRIPPING MEMBER, STOP MEANS ON SAID SECOND WORK GRIPPING MEMBER ENGAGABLE WITH SAID FRAME, AND MEANS BIASING SAID CARRIAGE IN A DIRECTION CARRYING SAID FIRST WORK GRIPPING MEMBER TOWARD SAID SECOND WORK GRIPPING MEMBER.
Claim 2
Dependent Claim
105 words
IN A PRESSURE EQUALIZING WORK GRIPPING DEVICE, A FRAME, A SUPPORT ARM PIVOTALLY MOUNTED AT ONE END TO SAID FRAME, A CARRIAGE PIVOTALLY MOUNTED TO THE OTHER END OF SAID ARM AND ADAPTED FOR LINEAL MOVEMENT, A FIRST WORK GRIPPING MEMBER FIXEDLY MOUNTED TO SAID CARRIAGE, A SECOND WORK GRIPPING MEMBER MOVABLY MOUNTED ON SAID CARRIAGE IN OPPOSING RELATION TO SAID FIRST WORK GRIPPING MEMBER, MEANS FOR MOVING SAID SECOND WORK GRIPPING MEMBER, STOP MEANS ON SAID SECOND WORK GRIPPING MEMBER ENGAGABLE WITH SAID FRAME, AND MEANS BIASING SAID CARRIAGE IN A DIRECTION CARRYING SAID FIRST WORK GRIPPING MEMBER TOWARD SAID SECOND WORK GRIPPING MEMBER.
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) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |