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:
Dec. 07, 2021
Filed:
Mar. 23, 2017
Lofelt Gmbh, Berlin, DE;
Amir Berrezag, Berlin, DE;
Daniel Büttner, Berlin, DE;
Lofelt GmbH, Berlin, DE;
Abstract
A vibrating actuator is disclosed, comprising: a magnet arrangement including at least one magnet (); a hollow member () comprising at least one coil member () with a coil transversally surrounding a cavity () forming a longitudinal passageway for receiving the magnet arrangement and permitting a longitudinal relative movement between the hollow member () and the magnet arrangement; and elastic means () interconnecting the magnet arrangement and the hollow member (). In one aspect, the elastic means () are thin membranes having an oblong shape with transversal indentations () on their opposite long sides. In another aspect, at least two magnets () are arranged with same polarities facing each other inside a magnet frame () at least partially surrounding the magnets (). Furthermore, methods for assembling the magnet arrangement of a vibrating actuator, the hollow member of a vibrating actuator, and the overall vibrating actuator are disclosed.