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:
Dec. 17, 1991
Filed:
Apr. 27, 1990
Applicant:
Inventors:
Heinz-Michael Zaoralek, Konigsbronn, DE;
Erich Vomhoff, Konigsbronn, DE;
Assignee:
Schwabische Huttenwerke GmbH, Aalen-Wasseralfingen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21B / ;
U.S. Cl.
CPC ...
29123 ; 29129 ;
Abstract
A glazing or calendering roll includes a roll body having a flange journal at each end of the roll body and peripheral passages formed near the roll surface in the roll body for conducting a fluid heat or cold carrier through the roll. The roll has a central bore with large diameter. In the central bore, a displacement body is arranged in such a manner that between the inner wall of the central bore and the outer wall of the displacement body an annular gap is formed for conducting the fluid heat or cold carrier therethrough.