Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 4,907,481
Powered press with manual punch and die alignment capability
Patentees:
Charles J. Dvorak - Cosmos, MN
Jim Dvorak - Cosmos, MN

USPTO Classifications:
29/465, 83/571, 83/639.1, 83/699.31

Tool Categories:
metalworking machines : metal punches
metalworking tools : metal punches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 02, 1987
Granted: Mar. 13, 1990

Patent Pictures:
USPTO pdf tiff
Google Patents
Report data errors or omissions
Description:
This invention relates to a die alignment mechanism for the press portion of a combination press and shear, i.e., an ironworker. The shear mechanism is that of patent 4,054,075.

Copyright © 2002-2019 - DATAMP