US Patent: 761,348
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| Chuck for Holding Sockets
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Patentee:
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| Joseph E. Bates (exact or similar names) - Pittsburg, Allegheny County, PA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Feb. 08, 1902 |
| Granted: |
May 31, 1904 |
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Joel Havens
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Description: |
| Abstract:
Its object is to provide a chuck for this purpose whereby the sockets can be quickly chucked and unchucked, held firmly while being faced and counterbored, and whereby the threads in the threaded socket will not be mutilated or defaced.
Claim:
In a chuck for holding sockets or the like, the combination with a body having an axial bore with radial slots intersecting the same, said body also having an annular groove in its end face intersecting said radial slots, of holders in said slots adapted to project outside the body, said holders being provided with slots in their outer ends, springs arranged in the annular groove of the body and lying in the end slots of the holders for moving them inwardly, a rotating plug in the bore having cam-faces arranged to bear against said holders and force them outwardly, and a faceplate secured to the-end of the body for closing the annular groove therein. |
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