US Patent: 946,073
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Variable Speed Mechanism
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Patentee:
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Herman W. Schatz (exact or similar names) - Cincinnati, Hamilton County, OH |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Dec. 28, 1908 |
Granted: |
Jan. 11, 1910 |
USPTO (New site tip) Google Patents
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Joel Havens "Vintage Machinery" entry for American Tool Works Co.
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Description: |
Wood & Wood - patent attorneys
Claim:
The object of my invention is to provide a system of gearing having alternately shiftable clutch devices for producing a variety of speed changes. |
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