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:
Apr. 04, 2000
Filed:
Jun. 03, 1997
Applicant:
Inventors:
Assignee:
Claas KGaA, Harsewinkel, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23P / ;
U.S. Cl.
CPC ...
298953 ; 29895211 ; 2989533 ; 492 33 ; 492 48 ;
Abstract
A method of producing a roller casing of a roller has providing a plane casing blank, forming an outer helical raised structure on the plane casing blank, bending the plane casing blank with the raised structure to form a cylindrical roller casing, and connecting with one another abutting regions of the cylindrical roller casing.