US Patent: 1,902,062 - Expansion reamer


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US Patent: 1,902,062

Expansion reamer

Patentee:

William H. Evans (exact or similar names) - Chicago, IL

USPTO Classifications:

408/154, 408/164, 408/170, 408/201

Tool Categories:

metalworking machines : drilling and boring : drill bits : reamers

Assignees:

Evans Flexible Reamer Corp. - Chicago, IL

Manufacturer:

Evans Flexible Reamer Corp. - Chicago, IL

Evans Reamer & Machine Co. - New Lexington, OH

Witnesses:

Unknown

Patent Dates:
Applied:	Nov. 29, 1929
Granted:	Mar. 21, 1933

Patent Pictures:

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Vintage Machinery entry for Lempco Products, Inc.

Description:

Evans Flexible Reamer Corp. was acquired in 1943 by Lempco Products, Inc., and renamed to Evans Reamer & Machine Co. See patent 2,432,855 for a subsequent to this expansion reamer.