Keyless chucking system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4317578
SERIAL NO

06091979

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The chucking system is used with a machine tool having a spindle which drives a chuck. The chuck-tightening sleeve can be locked to the machine tool frame so that rotation of the spindle causes tightening or loosening of the chuck, depending upon direction of spindle rotation. In this way, key-locking of the chuck is avoided.

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Patent Owner(s)

  • REFAC INTERNATIONAL, LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Welch, Thomas R 2730 N. Creston Dr., Hollywood, CA 90068 11 1226

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