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:
Mar. 20, 1984
Filed:
Feb. 19, 1982
Applicant:
Inventors:
Helmut Wittkopp, Erkelenz, DE;
Valentin Buschgens, Erkelenz, DE;
Assignee:
Wilhelm Hegenscheidt Gesellschaft mbH, Erkelenz, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21H / ;
U.S. Cl.
CPC ...
72110 ; 29-6 ; 74600 ;
Abstract
A crankshaft rolling machine rotatably guides a crankshaft to be rolled. At least one movable rolling fixture carrying rolling dies is positionally controlled by two synchronously driven rotatable cranks having parallel mounting shafts. Eccentric crank pins are coupled to the fixture. An adjustable connection is interposed between crank pins and mounting shafts of the cranks.