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. 07, 2001
Filed:
Nov. 05, 1999
Dietmar Harting, Espelkamp, DE;
Wilhelm Niermann, Stemwede, DE;
Wolfgang Neuhaus, Bad Oeynhausen, DE;
Harting KGaA, , DE;
Abstract
For an electromagnetically actuated brake, in particular a stopping brake, having a high stopping moment and short braking paths and consisting of a cam disc (,) which is guided in a torsion-proof manner, a spring (,) which presses the cam disc axially into the locking position, and an electromagnet (,) which unlocks the cam disc against the spring (,), it is proposed that the axially movable cam disc (,) be of ferromagnetic construction and that a number of cams (,) be provided which engage, in a form-locking manner, in the recesses (,) in the rotatable part (,) to be braked, the cams (,) and recesses having flanks standing perpendicularly to the direction of rotation and the spring being constructed as a leaf spring (,) with three bending arms which act upon the face of the cam disc (,) at an equal distance from one another.