The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 29, 1996
Filed:
Jan. 14, 1993
Applicant:
Inventor:
Victor L Chun, Charlotte, NC (US);
Assignee:
Murata Machinery, Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B26D / ;
U.S. Cl.
CPC ...
83 13 ; 83620 ; 836391 ;
Abstract
A right angle shear press in which the upper blades are able to be positioned at a partially retracted park position and moved to a partially extended position to match the size of the shear cuts to a reduced stroke. A servocontroller and position sensor is used to control the stroke of a hydraulic actuator with a CNC controller allowing program controlled shear positioning and stroking.