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:
Sep. 11, 1990
Filed:
Nov. 14, 1989
Applicant:
Inventor:
Heinz-Michael Zaoralek, Konigsbronn, DE;
Assignee:
Schwabische Huttenwerke GmbH, Aalen-Wasseralfingen, DE;
Primary Examiner:
Int. Cl.
CPC ...
F28F / ;
U.S. Cl.
CPC ...
165 89 ; 165 90 ; 291161 ;
Abstract
A heating or cooling roller comprises a stationary axle, at least one hydrostatic or hydrodynamic bearing element to support a rotary roller shell on the stationary axle, and a heatable or coolable heat transfer medium which flows through an annular gap between the stationary axle and the rotary roller shell; the roller shell has peripheral axially parallel orifices for the heat transfer medium which is supplied and discharged through at least one radial channel in the stationary axle and via at least one annular space between the roller shell and the stationary axle.