US Patent: 1,230,020
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| Boring Head
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Patentee:
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| Howard A. Pedrick (exact or similar names) - Bala, Montgomery County, PA |
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Patent Dates:
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| Applied: |
Jan. 24, 1917 |
| Granted: |
Jun. 12, 1917 |
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Patent Pictures:
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Joel Havens
"Vintage Machinery" entry for Pedrick Tool & Machine Co.
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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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