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1. (WO2018167094) ELECTROMOTIVE FURNITURE DRIVE COMPRISING A DRIVE MOTOR WITH A BRAKE DEVICE

Pub. No.:    WO/2018/167094    International Application No.:    PCT/EP2018/056296
Publication Date: Fri Sep 21 01:59:59 CEST 2018 International Filing Date: Wed Mar 14 00:59:59 CET 2018
IPC: H02K 7/102
F16H 25/24
Applicants: DEWERTOKIN GMBH
Inventors: MÜLLER, Sven
Title: ELECTROMOTIVE FURNITURE DRIVE COMPRISING A DRIVE MOTOR WITH A BRAKE DEVICE
Abstract:
The invention relates to an electromotive furniture drive comprising a drive motor (10). The drive motor (10) has a driveshaft (11) which is mechanically coupled to a brake device (13), and the brake device (13) has a looping wrap spring (15). The electromotive furniture drive is characterized in that the brake device (13) comprises a brake element (17) which is designed to apply a braking torque to the drive shaft (11) in a rotational direction. The brake element (17) is operatively connected to a coupling element (16) in a mechanical manner, and the wrap spring (15) is positioned on an outer lateral surface (161) of the coupling element (16).