US3556508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Welding clamp
Assignee: Individual
•
Filing: 1968-03-04
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Granted: 1971-01-19
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Expires: 1988-03-04
Abstract
Abstract In welding two members along adjoining edges thereof, wherein is presented the problem that the edges are initially sprung apart out of weldable alignment, the improvement comprising a method and apparatus for overcoming the problem including, a screw clamp, the bed of which is secured to one of the members, and the screw of which is brought into engagement with the other of said members until the edges of the two members are brought into weldable alignment, after which the two members are welded along their adjoining edges, and the bed of the screw clamp is disengaged from the member to which it has been secured.
Inventors
- 👤 Joseph Varga
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:28
CPC Classifications
B; B23; B23K; B23K37/00; B23K37/04; B23K37/0426; B23K37/0435
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A clamp for aligning a pair of misaligned edges of metal plates comprising a bed plate, a neck extending beyond one edge of said bed plate, a threaded passage extending through said neck at a portion clear of said bed plate, a screw extending through said passage adapted to contact the first of a pair of misaligned planar plates, the longitudinal axis of said screw being noncoincident with any normal of said bed plate, a screw threaded passage extending through said bed plate essentially normal through and at the edge thereof remote from said neck, and a screw extending through said passage adapted to be driven into contact with the second of a pair of misaligned plates.
Claim 2
Dependent Claim
117 words
A clamp for aligning a pair of misaligned edges of metal plates comprising a bed plate, a neck extending beyond one edge of said bed plate, a threaded passage extending through said neck at a portion clear of said bed plate, a screw extending through said passage adapted to contact the first of a pair of misaligned planar plates, the longitudinal axis of said screw being noncoincident with any normal of said bed plate, a screw threaded passage extending through said bed plate essentially normal through and at the edge thereof remote from said neck, and a screw extending through said passage adapted to be driven into contact with the second of a pair of misaligned plates.
References Cited (Backward Citations)
US2320805A
Cited
US3469299A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |