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:
May. 20, 2025
Filed:
Aug. 22, 2023
Preh Gmbh, Bad Neustadt a.d. Saale, DE;
Tobias Bodenstein, Salz, DE;
Preh GmbH, Bad Neustadt a.d. Saale, DE;
Abstract
The present disclosure relates to an operating member including a carrier; an actuation part; and an actuation portion surrounded by a flexible insulation portion, wherein the actuation portion can vibrate relative to the carrier; detection means detecting a touch on the actuation surface and/or an actuation of the actuation part; an actuator fixed on the actuation portion of the actuation part, wherein an electrical excitation signal is applied by the detection means during a positive detection of an actuation or touch; wherein a dynamic rigidity of the actuation part determined along a measurement section with a maximum length of 1 cm, located on the visible surface, varies such that a first transfer function determined at a beginning of the measurement section, for a continuous frequency range between 30 and 1,000 Hz, differs from a second transfer function determined at an end of the measurement section for the same frequency range.