Title:
キー操作部の照光構造、電子装置、携帯装置、及びキー操作部の照光方法
Document Type and Number:
Japanese Patent JP5045755
Kind Code:
B2
Abstract:
A housing unit (34) having a window portion (36) formed correspondingly to a key switch (key domes 61 and 62) is included, a light-emitting element (12) is disposed on the back surface side of a circuit substrate (key flexible substrate 4) including the key switch (key domes 61 and 62) to reflect light (outgoing light 16) emitted from the light-emitting element (12) by a reflecting portion (21 or 22) of an illuminating plate (14) to illuminate a keypad unit (28) on the upper surface side of the circuit substrate (key flexible substrate 4) through a light-guiding window portion (81, 82, 101 or 102) of the circuit substrate (key flexible substrate 4).
Inventors:
Keisuke Igarashi
Hiroyuki Uchida
Naoto Yamashita
Kato Kazunori
Toshiyuki Ito
Hiroyuki Uchida
Naoto Yamashita
Kato Kazunori
Toshiyuki Ito
Application Number:
JP2009529926A
Publication Date:
October 10, 2012
Filing Date:
August 30, 2007
Export Citation:
Assignee:
富士通株式会社
International Classes:
H01H13/02; H01H13/702
Domestic Patent References:
| JP5025622U |
Attorney, Agent or Firm:
Shoichi Uemoto