US Patent: 888,195
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Patentee:
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| Walter W. Robinson (exact or similar names) - West New York, NJ |
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Patent Dates:
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| Applied: |
Aug. 24, 1907 |
| Granted: |
May 19, 1908 |
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Joel Havens
"Vintage Machinery" entry for Witherbee Igniter Co.; Wico Electric Co.
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Description: |
| "My invention relates especially to electric contact breakers for sparking circuits of automobiles, and the like, and has for its object the provision of a simple and effective interrupter wherein the defects of the use wipe-contact circuit interrupters are obviated... my invention consists in the combination with a casing provided with one or more contact pieces, of a loose ring of less diameter than the chamber within the casing, and a roller carried by a rotatable member adapted and arranged to move the ring in an eccentric orbit, all of which will be hereinafter first fully described..." |
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