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:
Oct. 11, 1983
Filed:
Jul. 10, 1981
Applicant:
Inventors:
Armin S Hutzenlaub, Wiehl, DE;
Willi Schmidt, Numbrecht-Elsenroth, DE;
Assignee:
Fa. Erwin Kampf GmbH & Co., Wiehl, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21B / ; B21B / ;
U.S. Cl.
CPC ...
72205 ; 72249 ;
Abstract
A metal strip stretching mill comprising a stretching station and, oppositely adjacent thereto, a group of pulling rolls and a group of braking rolls with adjustably speed-controlled drives on the rolls in the immediate vicinity of the stretching station and torque-controlled drives of stepped-up or stepped-down power on all other rolls, and a disconnectable clutch at the roll trunnion of at least one torque-controlled roll in the middle of each roll group, for a downward expansion of the usable power range of the installation through selective disconnection and idling of said rolls.