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US Patent: 58,152
Chuck
Patentee:
Royal H. Thorn - Syracuse, NY

USPTO Classifications:
279/112

Tool Categories:
metalworking machines : metal lathes : metal lathe chucks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
John E. Sweet
William W. Cock

Patent Dates:
Granted: Sep. 18, 1866

Patent Pictures:
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Description:
Now, the chief object of my invention is to supply the lathe man or machinist with a chuck which, when applied to the ordinary iron lathes in use, shall be first, adjustable to bolt-heads of different sizes; second, a chuck that will adjust itself to the bolt head, whether the same is either concentric or eccentric with the body of the bolt to be turned; third, a chuck adjustable to accommodate itself to a long or short lathe-center; fourth, a chuck that can be rendered both rigid and movable for doing peculiar kinds of eccentric work.

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