Title:
表示装置用照明装置、表示装置、及びテレビ受信装置
Document Type and Number:
Japanese Patent JP5001356
Kind Code:
B2
Abstract:
The present invention includes: a chassis 13 housing a cold cathode tube 15; a planar optical member 16 provided on an emission side of a light emitted from the cold cathode tube 15; and a support portion 27 that is mounted to the chassis 13 and can support the optical member 16 from the side of the cold cathode tube 15, wherein a plurality of the support portions 27 have point shapes with respect to a surface of the optical member 16, are arranged in the surface in a distributed manner, and include a lower support portion 27L and a higher support portion 27H that support the optical member 16 at different heights, and the lower support portion 27 is placed on a middle side of the optical member 16 and the higher support portion 27 is placed on an end side of the optical member 16.
Inventors:
Yasumori Kuromi
Application Number:
JP2009510735A
Publication Date:
August 15, 2012
Filing Date:
December 10, 2007
Export Citation:
Assignee:
Sharp Corporation
International Classes:
F21S2/00; G02F1/13357; F21V3/00; F21V3/04; G02F1/1333; G02F1/1335; H04N5/66
Domestic Patent References:
| JP2004233828A | 2004-08-19 | |||
| JP2007065120A | 2007-03-15 | |||
| JP2007086648A | 2007-04-05 | |||
| JP2007033962A | 2007-02-08 | |||
| JP2006146126A | 2006-06-08 |
Foreign References:
| WO2007000851A1 | 2007-01-04 |
Attorney, Agent or Firm:
Akatsuki Joint Patent Office