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:
Dec. 28, 1982
Filed:
Feb. 24, 1978
Applicant:
Inventors:
Hiroyuki Shiozaki, Yokosuka, JP;
Masao Mikami, Fujisawa, JP;
Isao Imai, Yokohama, JP;
Toshio Iwanami, Yokohama, JP;
Assignee:
Ishikawajima-Harima Jukogyo Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21B / ;
U.S. Cl.
CPC ...
72249 ; 72-8 ; 72 17 ; 72366 ;
Abstract
A rolling process wherein a pair of working rolls are driven at different peripheral velocities so that the peripheral velocity ratio may be varied, and the peripheral velocity ratio is so controlled that the rolling torque of each of the working rolls may be within a maximum tolerable torque which the working roll may transmit, thereby reducing the rolling force.