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US Patent: 1,230,020
Boring Head
Patentee:
Howard A. Pedrick (exact or similar names) - Bala, Montgomery County, PA

USPTO Classifications:
408/138

Tool Categories:
metalworking machines : drilling and boring : boring heads

Assignees:
Pedrick Tool & Machine Co. - Philadelphia, PA

Manufacturer:
Pedrick Tool & Machine Co. - Philadelphia, PA

Witnesses:
none listed

Patent Dates:
Applied: Jan. 24, 1917
Granted: Jun. 12, 1917

Patent Pictures: [ 1 | 2 | 3 | 4 ]
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"Vintage Machinery" entry for Pedrick Tool & Machine Co.
Description:
The principals in Pedrick Tool and Machine Co. were Albert D. Pedrick and Howard A. Pedrick.

Abstract:

One object of my invention is to provide a simple, compact and conveniently portable form of boring head especially designed for use in reboring engine cylinders although by no means limited to this work, the invention particularly contemplating a novel arrangement and construction of the boring bar, feed screw and feed nut.

Claim:

The combination in a boring head of a frame having a recess at one end; a boring bar rotatably mounted in said frame and passing through the recess; a feed screw carried by the bar; a feed nut within the recess engaging said screw; means for turning the boring bar and means for rotating the feed screw.

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