US Patent: 1,506,484


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Diestock

Patentee:

Louis F. Hart (exact or similar names) - Cleveland, OH

USPTO Classifications:

408/114, 408/176

Tool Categories:

industrial tools : taps and dies

wrenches : tap wrenches and die stocks

metalworking tools : tap and die holders

metalworking tools : taps and dies

Assignees:

Hart Manufacturing Co. - Cleveland, OH

Manufacturer:

Hart Manufacturing Co. - Cleveland, OH

Witnesses:

Unknown

Patent Dates:
Applied:	Aug. 27, 1921
Granted:	Aug. 26, 1924

Patent Pictures:

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Description:

Improvements to the Hart "Buckeye" die stock, patent 1,146,871, to allow cutting non-tapered threads such as on bolts, and to allow threading "close up to the head of the bolt or a shoulder thereon."