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:
May. 20, 2014
Filed:
Apr. 28, 2011
Jussi Huppunen, Vantaa, FI;
Asmo Tenhunen, Hyvinkää, FI;
Petri Alkula, Hämeenlinna, FI;
Mika Olkkonen, Hyvinkää, FI;
Tuukka Kauppinen, Hyvinkää, FI;
Jussi Huppunen, Vantaa, FI;
Asmo Tenhunen, Hyvinkää, FI;
Petri Alkula, Hämeenlinna, FI;
Mika Olkkonen, Hyvinkää, FI;
Tuukka Kauppinen, Hyvinkää, FI;
Kone Corporation, Helsinki, FI;
Abstract
An arrangement and a method for supervising the operation of a brake includes a controllable electromechanical brake, including a magnetic circuit with at least two ferromagnetic parts fitted to move in relation to each other. A thrusting force is exerted between the ferromagnetic parts via a spring. The brake includes a magnetizing coil fitted into the magnetic circuit, for forming magnetic attraction between the parts of the brake. The arrangement includes a control of the brake, which includes at least one controllable switch, for adjusting the electricity supply of the magnetizing coil. The control of the brake comprises a supervision of the movement of the magnetic circuit of the brake.