US Patent: 662,900 - Chuck Operated Device


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US Patent: 662,900

Chuck Operated Device

Patentees:

Augustus F. Kummel (exact or similar names) - Hartford, Hartford County, CT

Clarence L. Goodrich (exact or similar names) - Hartford, Hartford County, CT

USPTO Classifications:

279/112, 279/67

Tool Categories:

metalworking machines : metal lathes : metal lathe accessories and attachments

Assignees:

Pratt & Whitney Co. - Hartford, Hartford County, CT

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Feb. 05, 1900
Granted:	Nov. 27, 1900

Patent Pictures:

USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Pratt, Whitney & Co.

Description:

Claim:

This invention relates to improved means for operating the jaws of a rotating work-carrier of the class which in workshop phraseology is commonly termed a "chock" for delivering or feeding thereto the work or the objects to be carried and for gripping and releasing the said work at the desired times, whether the work-carrier is stationary or rotating in either direction.