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.

Date of Patent:
Apr. 16, 2024

Filed:

Mar. 21, 2019
Applicant:

Kone Corporation, Helsinki, FI;

Inventors:

Janne Rossi, Helsinki, FI;

Henri Wenlin, Helsinki, FI;

Asmo Tenhunen, Helsinki, FI;

Assignee:

KONE CORPORATION, Helsinki, FI;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 1/32 (2006.01); B66B 5/00 (2006.01); F16D 66/00 (2006.01); F16D 121/20 (2012.01);
U.S. Cl.
CPC ...
B66B 1/32 (2013.01); B66B 5/0031 (2013.01); B66B 5/0037 (2013.01); F16D 2066/005 (2013.01); F16D 2121/20 (2013.01);
Abstract

An elevator brake includes a frame part including an electromagnet; a moving armature movably supported on the frame part; at least one energy storage, such as a work spring, arranged between the frame part and the moving armature; a friction lining associated with the moving armature and fitted to engage a braking surface with a normal force originating from the at least one energy storage, to brake movement of an elevator car or to hold the elevator car standstill; and a sensor system including one or more sensors mounted into the elevator brake and adapted to sense one or more operational parameters of the elevator brake and/or to directly measure normal force of the friction lining.


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