Light Source Unit, Display Apparatus and Lighting Apparatus

• US 20150234116A1
• Filed: 06/10/2014
• Published: 08/20/2015
• Est. Priority Date: 06/14/2013
• Status: Active Grant

• Current Assignee: Sakai Display Products Corporation (Hon Hai Precision Industry Co., Ltd.)
• Original Assignee: Sakai Display Products Corporation (Hon Hai Precision Industry Co., Ltd.)
• Inventors: Azuma, Hiroki, Tomizuka, Harumasa, Miyake, Yusuke
• Granted Patent: US 9,817,179 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: F21V 7/0066 specially adapted to cooperate with point like light sources; specially adapted to cooperate with light sources the shape of which is unspecified F21V7/16 - F21V7/30 take precedence
• CPC Class Codes: G02B 6/0051 Diffusing sheet or layer
• CPC Class Codes: G02B 6/0055 Reflecting element, sheet or layer
• CPC Class Codes: G02B 6/0088 of the light guide or other optical sheets in the package
• CPC Class Codes: G02F 1/133308 Support structures for LCD panels, e.g. frames or bezels
• CPC Class Codes: G02F 1/133314 Back frames
• CPC Class Codes: G02F 1/133317 Intermediate frames, e.g. between backlight housing and front frame
• CPC Class Codes: G02F 1/133603 with LEDs
• CPC Class Codes: G02F 1/133608 including particular frames or supporting means

Abstract

An example light source unit, comprising: a light emitting plate that emits light toward a front; an optical sheet that is separated from and faces a front surface of the light emitting plate; a support part that supports an edge portion of the optical sheet; and a holding section that faces an edge portion of a front or a back side of the optical sheet and holds the optical sheet.

Claims

1-10. -10. (canceled)

11. A light source unit, comprising:

a light emitting plate that emits light toward a front;

an optical sheet that is separated from and faces a front surface of the light emitting plate;

a support part that supports an edge portion of the optical sheet; and

a holding section that faces an edge portion of a front or a back side of the optical sheet and holds the optical sheet.

12. The light source unit according to claim 11, wherein the support part faces the edge portion of the back side of the optical sheet, and

the holding section is provided between the support part and the edge portion of the back side of the optical sheet.

13. The light source unit according to claim 11, wherein the holding section includes an adhesive member.

14. The light source unit according to claim 12, wherein the holding section includes a convex and a concave that are formed on a place of the support part facing the edge portion of the optical sheet.

15. The light source unit according to claim 11, wherein the optical sheet is formed in a rectangular shape,

one edge part of the optical sheet is to be located at an upper side, and

the holding section is provided on a side of the other edge part of the optical sheet opposite to the one edge part of the optical sheet.

16. The light source unit according to claim 11, wherein the optical sheet is formed in a laterally long rectangular shape, and

the holding section is provided on the long edge part of the optical sheet.

17. A display apparatus, comprising:

the light source unit according to claim 11; and

a display panel that is disposed on a front side of the light source unit and displays an image.

18. The display apparatus according to claim 17, wherein the holding section is provided between the display panel and an edge portion of the front side of the optical sheet.

19. A lighting apparatus, comprising:

the light source unit according to claim 11; and

a transmissive panel that is disposed on a front side of the optical sheet.

20. The lighting apparatus according to claim 19, wherein the holding section is provided between the transmissive panel and an edge portion of the front side of the optical sheet.