US Patent: 435,283
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| Method of and Apparatus for Welding by Electricity
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Patentee:
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| Charles L. Coffin (exact or similar names) - Detroit, Wayne County, MI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Dec. 12, 1889 |
| Granted: |
Aug. 26, 1890 |
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Joel Havens
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Description: |
| Abstract:
The principle of my invention consists in bringing the edges or ends of two articles, which are to be welded in contact, or nearly so, clasping the edges to be welded between conductors, connecting one of the articles to be welded with one pole of a generator of electricity, connecting the clasp which embraces the edges to be welded with the other pole of a generator, and passing a heating current through the circuit thus formed.
Claim:
The herein-described method of working metals electrically, consisting in bringing the edges to he welded in proximity to each other, embracing said edges between conductors connected with one pole of a generator of electricity, connecting one of the articles to be welded to the other pole of paid generator, and passing a heating-current of electricity through said articles and the embracing conductor. |
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