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. 01, 2017
Filed:
May. 24, 2013
Applicant:
Inventio Ag, Hergiswil, CH;
Inventors:
Hans Kocher, Udligenswil, CH;
Lorenz Etzweiler, Schenkon, CH;
Assignee:
Inventio AG, Hergiswil, CH;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66B 11/02 (2006.01); B66B 17/34 (2006.01); B66B 1/36 (2006.01); B66B 5/18 (2006.01);
U.S. Cl.
CPC ...
B66B 11/0293 (2013.01); B66B 1/365 (2013.01); B66B 5/18 (2013.01); B66B 17/34 (2013.01);
Abstract
An elevator damping unit, for reducing vertical oscillation of an elevator car during a standstill period, has brake shoe retainers provided with brake shoes. The brake shoe retainers are connected to an electric motor via a toothed gear mechanism. The damping unit also includes a spring device configured as a metallic bending spring and arranged between the car and a carrier structure for the brake shoe retainers.