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US Patent: 12,575
Attaching Augers to Handles
Patentee:
Charles W. Cotton - Shelburne Falls, MA

USPTO Classifications:
172/120, 81/28

Tool Categories:
woodworking tools : hand drills : auger handles

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
George W. Mirick
Zebulon W. Fields

Patent Dates:
Granted: Mar. 20, 1855

Patent Pictures:
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Description:
A metallic tube is fit around the middle of the auger handle, then a metal band placed around it. The tapered shank of the bit has notches in it, which the band locks into when rotated on the tube after the bit is installed.

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