US Patent: 2,970,844 - Tool Holder-Axial Locking Type


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US Patent: 2,970,844

Tool Holder-Axial Locking Type

Patentee:

Bernard R. Better (exact or similar names) - Chicago, Cook County, IL

USPTO Classifications:

279/75, 408/239R

Tool Categories:

metalworking machines : drilling and boring : drilling and boring tool holders

Assignees:

Scully-Jones & Co. - Chicago, Cook County, IL

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Feb. 12, 1959
Granted:	Feb. 07, 1961

Patent Pictures:

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

Description:

Claim:

A presettable cutting tool holding means comprising a rotatable spindle, a collet for holding a cutting tool, presetting means on said collet for permitting gaging of said tool against a preselected standard, means for receiving said collet in said spindle, locking means in said spindle cooperating with said presetting means for locking said collet against longitudinal movement in said spindle, means on said spindle for releasing said locking means to permit removal of said collet from said spindle, and means in said spindle for holding said releasing means in release position while said collet is removed from said spindle and adapted to be rendered inoperative by presetting means inserted in said spindle.