Title:
パーソナルケア用の電気器具
Document Type and Number:
Japanese Patent JP6997213
Kind Code:
B2
Abstract:
The present invention relates to electric appliances for personal care, in particular electric shavers, comprising a magnetic linear drive unit having first and second drive components supported for linear displacement relative to each other by a spring device and adapted to magnetically interact with each other. Said spring device includes at least one leaf spring having a constricted section in a central region of the leaf spring, wherein surfaces of said at least one leaf spring neighboring said constricted section are shaped convex. Such convex surfaces may have a parabolic contour.
Inventors:
Bernhard Claus
Thomas Bell Stage
Ube Showbar
Frank Ziegler
Thomas Bell Stage
Ube Showbar
Frank Ziegler
Application Number:
JP2019554937A
Publication Date:
January 17, 2022
Filing Date:
April 10, 2018
Export Citation:
Assignee:
Brown Game Behr
International Classes:
B26B19/28; H02K33/18
Domestic Patent References:
| JP8323061A | ||||
| JP2003348813A | ||||
| JP2005185067A | ||||
| JP2005354879A | ||||
| JP2012070579A | ||||
| JP2005198362A |
Foreign References:
| US20070137043 |
Attorney, Agent or Firm:
Patent Business Corporation Tani / Abe Patent Office