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:
Aug. 12, 1986
Filed:
Jan. 30, 1984
Applicant:
Inventors:
Rolf Lehmann, Rudolfstetten, CH;
Alfred Christ, Zurich, CH;
Assignee:
Sulzer-Escher Wyss AG, Zurich, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
425143 ; 100 / ; 264175 ; 425194 ; 425363 ;
Abstract
At least one roll of the calender is heated and provided with heat insulating shields pivotably mounted on the sides of the calender and heat insulating end covers disposed at the ends of the rolls. A counter roll (controlled deflection roll) cooperates with the heated roll in the direction of its pressure or pressing action. The counter roll is provided with a cooling device (blower device) which is capable of being regulated in zones for cooling the surface of the counter roll.