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. 30, 2024
Filed:
Feb. 09, 2022
Applicant:
Valmet Technologies Oy, Espoo, FI;
Inventor:
Arto Leskinen, Järvenpää, FI;
Assignee:
Valmet Technologies Oy, Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 27/00 (2006.01); D21G 1/02 (2006.01);
U.S. Cl.
CPC ...
B65H 27/00 (2013.01); D21G 1/02 (2013.01); B65H 2301/4148 (2013.01); B65H 2403/7254 (2013.01); B65H 2555/13 (2013.01);
Abstract
A brake is provided for an idler roll () of a fiber web machine, in particular of a slitter-winder, which idler roll () has an outer shell surface (). The brake () is located outside the outer shell surface () of the idler roll () in close vicinity of the idler roll () in a non-contacting position. The brake () has a permanent magnet (), which is configured to be moved from non-braking position to a braking position and vice versa by an actuator or cylinder ().