Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first  previous  back  next  last
US Patent: 1,345,709
Threading Die Mechanism
Patentee:
Arthur A. Shafer (exact or similar names) - Erie, Erie County, PA

USPTO Classifications:
408/178, 470/77

Tool Categories:
metalworking tools : tap and die holders

Assignees:
Rickert-Shafer Co. - Erie, Erie County, PA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 14, 1918
Granted: Jul. 06, 1920

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

In a device of the character described, a die-holder, dies mounted therein, a rotatable cam sleeve on said die-holder for actuating said dies, an inclined plate secured thereon, a longitudinally-movable ring engaging said inclined plate to rotate paid said ring, and means to prevent the rotation of said ring on the die-holder.

Copyright © 2002-2024 - DATAMP