US Patent: 2,452,986 - Collet and Collet Chuck Therefor


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US Patent: 2,452,986

Collet and Collet Chuck Therefor

Patentee:

Ronald F. Brennen (exact or similar names) - Valley Stream, Nassau County, NY

USPTO Classifications:

279/48

Tool Categories:

metalworking tools : tool holding collets

metalworking machines : collet closers

metalworking machines : metal lathes : metal lathe chucks

Assignees:

General Die-Stamping Tool Co. - New York, NY

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Sep. 02, 1943
Granted:	Nov. 02, 1948

Patent Pictures:

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Description:

Claim:

This invention relates to collets and to collet chucks and more particularly to collets and chucks carried on the spindles. One object of the invention is to provide an improved collet having therein a bore substantially as large as the spindle bore,thereby to carry work as large as the spindle can receive.