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US Patent: 1,508,512
Ratchet mechanism
Patentee:
Fred E. Farley - Greenfield, MA

USPTO Classifications:
192/43

Tool Categories:
woodworking tools : braces : ratchet braces

Assignees:
Goodell-Pratt Co. - Greenfield, MA

Manufacturer:
Goodell-Pratt Co. - Greenfield, MA

Witnesses:
none listed

Patent Dates:
Applied: Jun. 21, 1923
Granted: Sep. 16, 1924

Patent Pictures: [ 1 | 2 ]
Fred E. Farley patent Sept. 16, 1924
USPTO pdf tiff
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Description:
The drawing shows the reversing ratchet in the gearing of a breast or hand drill. It was used in the Goodell-Pratt No. 510 brace.

It was also used in Goodell-Pratt's No. 668 ratchet screwdriver.

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