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:
May. 12, 1987
Filed:
Oct. 08, 1985
Applicant:
Inventors:
Masami Ishii, Toyota, JP;
Hitoshi Sugimoto, Nagoya, JP;
Mitsuhiro Ozawa, Hekinan, JP;
Yoshitomi Onoda, Kohfu, JP;
Assignee:
Aisin Seiki Kabushiki Kaisha, Kariya, JP;
Primary Examiner:
Int. Cl.
CPC ...
B21D / ; B21B / ; B21B / ;
U.S. Cl.
CPC ...
72179 ; 72176 ; 72235 ; 72237 ; 72181 ;
Abstract
A roll stand used for a cold forming apparatus wherein a body of the roll stand has a slant surface on which a pair of non-driving rolls are installed so as to press sheet metal therebetween. The angle between the slant surface of the body and a base on which the body is installed is adjustable by rotating the body, thereby twisting the sheet metal.