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:
Jun. 28, 2022
Filed:
Dec. 21, 2018
Applicant:
Dewertokin Gmbh, Kirchlengern, DE;
Inventor:
Armin Hille, Bielefeld, DE;
Assignee:
DewertOkin Technology Group Co. Ltd, Jiaxing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 7/00 (2016.01); H02P 7/03 (2016.01); A47C 31/00 (2006.01); A61G 7/018 (2006.01);
U.S. Cl.
CPC ...
H02P 7/0094 (2013.01); A47C 31/008 (2013.01); H02P 7/04 (2016.02); A61G 7/018 (2013.01); A61G 2203/12 (2013.01);
Abstract
An electromotive furniture drive includes an adjustment drive for the electromotive movement of a movable furniture component relative to a further furniture component, a control device, and an operating unit. A motor of the adjustment drive is actuated as a function of signals from the operating unit. The control device includes a semiconductor power switch for switching a motor current of the motor, with a voltage dropping across the semiconductor power switch being supplied to an evaluation unit in order to detect commutation edges of the motor.