US Patent: 1,680,510 - Valve-seat reamer


	Home\| FAQ	Search:Advanced\|Person\|Company\| Type\|Class	Login


Quick search:	Patent number:	Patent Date:

US Patent: 1,680,510

Valve-seat reamer

Patentee:

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

USPTO Classifications:

144/240, 408/227, 408/714, 76/104.1, 76/115

Tool Categories:

trade specific : vehicle repairer : vehicle mechanic : valve and seat maintenance

metalworking machines : drilling and boring : drill bits : reamers

Assignees:

Evans Flexible Reamer Corp. - Chicago, IL

Manufacturer:

Evans Reamer & Machine Co. - New Lexington, OH

Evans Flexible Reamer Corp. - Chicago, IL

Witnesses:

Unknown

Patent Dates:
Applied:	Nov. 27, 1925
Granted:	Aug. 14, 1928

Patent Pictures:

USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
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. This reamer is an anti-chatter design made from a metal stamping.