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US Patent: 41,546
Improvement in drills
Patentee:
William Stivers - New York, NY

USPTO Classifications:
74/842

Tool Categories:
metalworking machines : drilling and boring : drill presses
woodworking machines : wood drilling and boring : drill presses

Assignees:
None

Manufacturer:
William Stivers - New York, NY

Witnesses:
M. M. Livingston
Thomas S. J. Douglas

Patent Dates:
Granted: Feb. 09, 1864

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for William Stivers
Description:
The work is pushed upwards into the drill by a rack-and-pinion mechanism, the weight of the lever providing some downward force. An 1866 advertisement confirms that the inventor manufactured his drill for sale, priced at $16.

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