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US Patent: 201,064
Improvement in Hollow Augers
Patentee:
George N. Stearns (exact or similar names) - Syracuse, NY

USPTO Classifications:
30/495

Tool Categories:
woodworking tools : hand drills : drill bits : hollow bits

Assignees:
None

Manufacturer:
Edward C. Stearns & Co. - Syracuse, NY

Witnesses:
J. J. Greenough
P. B. McLennan

Patent Dates:
Applied: Apr. 26, 1876
Granted: Mar. 05, 1878

Reissue Information:
Reissued as RE9,293 (Jul. 13, 1880)

Patent Pictures:
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"Vintage Machinery" entry for G. N. Stearns
Description:
A pivoting cap is used to secure the cutter (beveled on both sides).

"In my patent 130,826, for 'improvement in hollow augers,' the barrel is made in two sections, to one of which, A, there is a strap, M affixed, having a slot in it, through which a set-screw passes into section B, to hold the jaws together. I now find that a single strap, as therein described, is insufficient, allowing the parts to spring. I have therefore improved this part of my original invention, as shown in the annexed drawings, in which I have applied a second strap..."

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