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:
Nov. 25, 1980
Filed:
Apr. 27, 1979
Applicant:
Inventor:
Yoshiharu Anbe, Fuchu, JP;
Assignee:
Tokyo Shibaura Denki Kabushiki Kaisha, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ; B21B / ;
U.S. Cl.
CPC ...
364472 ; 72-8 ; 364105 ;
Abstract
Voltage, current, speed, and acceleration of each stand driving motor are detected and the rolling force of each stand is also detected. A processor unit is provided to determine the torque and the rolling force of the stands under no tension condition as well as under interstand tension condition for determining the interstand tension, and to determine a speed correction signal which is applied to a speed setter of the mill driving motor.