Title:
鍵盤装置用スイッチ
Document Type and Number:
Japanese Patent JP5239771
Kind Code:
B2
Abstract:
To provide a switch in which contact failure of a contact is prevented.
The switch 10 has fixed contacts 23, 24 provided on a substrate 22 and movable parts 27, 28 which are constructed of an elastic body, have an end face opposed to the fixed contacts 23, 24, and have printed a conductive material on the end face. Inclined parts 27b, 27c, 28b, 28c of plane shape in which a part of the outer fringe portion of the end face on the fixed contact side of the movable parts 28, 28 is cut out and goes from the end face of the movable parts 27, 28 toward the side face are provided at the movable parts 27, 28.
COPYRIGHT: (C)2010,JPO&INPIT
Inventors:
Araki Katsuhiro
Application Number:
JP2008292955A
Publication Date:
July 17, 2013
Filing Date:
November 17, 2008
Export Citation:
Assignee:
Yamaha Corporation
International Classes:
H01H21/00; G10H1/34
Domestic Patent References:
| JP1115134U | ||||
| JP6084648U |
Attorney, Agent or Firm:
Patent business corporation Prospec patent office