Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 2,206,941
Reamer
Patentee:
Stuart A. Cogsdill (exact or similar names) - Detroit, Wayne County, MI

USPTO Classifications:
408/143, 408/156, 408/169, 408/713

Tool Categories:
metalworking machines : drilling and boring : drill bits : reamers

Assignees:
Cogsdill Twist Drill Co., Inc. - Detroit, Wayne County, MI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 28, 1938
Granted: Jul. 09, 1940

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Cogsdill Twist Drill Co.
Description:
Claim:

In a cutting tool, a body having an annular series of resilient longitudinal tongues, blades upon said tongues, a collar having wedge elements adapted to extend between and engage adjacent tongues, and a threaded member engaging said collar and adjustable to adjust said collar axially of said body.

Copyright © 2002-2024 - DATAMP