US Patent: 283,040


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US Patent: 283,040

Auger-Bit

Patentee:

James Swan (exact or similar names) - Seymour, CT

USPTO Classifications:

408/213

Tool Categories:

woodworking tools : hand drills : drill bits : auger bits

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

A. B. Post

W. H. Whittemore

Patent Dates:
Applied:	May 16, 1883
Granted:	Aug. 14, 1883

Patent Pictures:

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Description:

Lead screw is eliminated to avoid tendency to split the wood, due to its wedging action. An additional claim is that its absence avoids compressing the chips, leaving them better suited to exit up the pods.