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US Patent: 25,733
Double friction-coupling
Patentee:
Joshua Hendy - San Francisco, CA

USPTO Classifications:
192/21, 192/48.91, 192/66.2

Tool Categories:
industrial machines : industrial machine mechanisms : industrial machine clutches
woodworking machines : sawmills : sawmill feed works

Assignees:
None

Manufacturer:
Joshua Hendy Iron Works - San Francisco, CA

Witnesses:
Charles R. Bond
Razal H. Thayer

Patent Dates:
Granted: Oct. 11, 1859

Reissue Information:
Reissued as RE5,335 (Mar. 25, 1873)

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Joshua Hendy Iron Works
Description:
This clutch was intended for "operating saw-mill carriages".

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