Patent US4090657A successfully refreshed from Google Patents.
US4090657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for repairing a radiator
Assignee: Individual
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Filing: 1977-03-18
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Granted: 1978-05-23
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Expires: 1997-03-18
Abstract
Abstract A method and apparatus for repairing a radiator having a header and tubes that extend into the header which may develop leaks. The apparatus is made up of a U-shaped rod or wire that is slipped over the tube adjacent the header and the U-shaped rod or wire is soldered in place around the tube.
Inventors
- 👤 Herbert W. Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:12
CPC Classifications
B; B23; B23K; B23K1/00; B23K1/14; B23K1/18; F; F16; F16L; F16L55/00; F16L55/16; F16L55/179; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49352
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A method for repairing a radiator having a header and tubes extending through openings in the header comprising, providing a U-shaped rod, tinning said rod, tinning said header with solder around the openings, and placing said U-shaped rod around a said tube on said header and heating said tube, said rod and said header to a temperature sufficient to melt said solder, and adding sufficient solder to seal said tube to said header and coating said rod, said header and said tube with said solder whereby said solder provides a liquid tight joint.
Claim 2
Independent Claim
93 words
A method for repairing a radiator having a header and tubes extending through openings in the header comprising, providing a U-shaped rod, tinning said rod, tinning said header with solder around the openings, and placing said U-shaped rod around a said tube on said header and heating said tube, said rod and said header to a temperature sufficient to melt said solder, and adding sufficient solder to seal said tube to said header and coating said rod, said header and said tube with said solder whereby said solder provides a liquid tight joint.
References Cited (Backward Citations)
US3237688A
Cited
US3967353A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-05-22 | 1981-11-21 | 1982-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-05-22 | 1985-11-21 | 1986-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-05-22 | 1989-11-21 | 1990-05-23 | $7700.00 | Window Closed / Lapsed |