Title:
DESIGN PLATE AND ITS MANUFACTURING METHOD, AND DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2009187902
Kind Code:
A
Abstract:
To provide: a design plate that illuminates by transmitting illuminating light through through-holes while preventing foreign matter from entering the through-holes even if each of the through-holes has a minute diameter; its manufacturing method; and a display device.
The design plate 10 is formed with many through-holes 11 communicating in the thickness direction so as to transmit illuminating light through the through-holes 11 to the other face 10b side by radiating the illuminating light from one face 10a side. Each through-hole 11 is filled with a light-guide body 13 capable of guiding the illuminating light. Each sidewall 11a is provided with a locking part 17 for locking the light-guide body 13 in the thickness direction.
Inventors:
NIWA TAKASHI
KISHI MATSUO
SATO MIE
KISHI MATSUO
SATO MIE
Application Number:
JP2008029673A
Publication Date:
August 20, 2009
Filing Date:
February 08, 2008
Export Citation:
Assignee:
SEIKO INSTR INC
International Classes:
F21V11/14; F21S8/04
Domestic Patent References:
| JP2007085858A | 2007-04-05 | |||
| JP2003107173A | 2003-04-09 | |||
| JPH08297471A | 1996-11-12 | |||
| JP2001130320A | 2001-05-15 | |||
| JP2002192638A | 2002-07-10 | |||
| JPS388025Y1 | ||||
| JP13008956Y | ||||
| JP2001099951A | 2001-04-13 | |||
| JPH11326549A | 1999-11-26 |
Attorney, Agent or Firm:
Masatake Shiga
Tadashi Takahashi
Tadashi Takahashi