1. A lighting device comprising:
a plurality of linear light sources disposed in parallel;
a chassis housing the linear light sources and having an opening through which light from the linear light sources exits; and
an optical member facing the linear light sources and disposed to cover the opening, wherein:
the chassis is defined in a light source high-density region and a light source low-density region, and the linear light sources are arranged at relatively small intervals in the light source high-density region and the light sources are arranged at relatively large intervals in the light source low-density region; and
the optical member includes a light reflection portion at least in a portion overlapping with the light source low-density region and configured to reflect light from the linear light sources in the light source low-density region.
2. The lighting device according to claim 1, wherein the optical member includes the light reflection portion in a portion overlapping with the linear light source in planar view.
3. The lighting device according to claim 2, wherein the light reflection portion is longer in length in a lateral direction of the linear light source in planar view than the linear light source.
4. The lighting device according to claim 1, wherein the optical member includes the light reflection portion such that light reflectance of the optical member is highest in a portion overlapping with the light source low-density region.
5. The lighting device according to claim 1, wherein the optical member includes the light reflection portion on a surface facing the linear light source.
6. The lighting device according to claim 1, wherein the optical member includes the light reflection portion printed thereon.
7. The lighting device according to claim 1, wherein the chassis includes the light source high-density region in a middle portion thereof.
8. The lighting device according to claim 1, wherein the chassis includes the light source low-density region in a portion located on an outer side of a middle portion thereof.
9. The lighting device according to claim 1, wherein the light source high-density region is smaller in area than the light source low-density region.
10. The lighting device according to claim 1, wherein:
the chassis is rectangular in planar view; and
the linear light sources are disposed such that a longitudinal direction thereof corresponds to a long side direction of the chassis.
11. The lighting device according to claim 1, wherein the linear light source is a cold cathode tube.
12. The lighting device according to claim 1, wherein the linear light source is a hot cathode tube.
13. The lighting device according to claim 1, wherein the linear light sources include point light sources arranged on an elongated board.
14. The lighting device according to claim 13, further comprising a diffuser lens configured to diffuse light from the point light source, the diffuser lens being provided on a light exit side of the point light source provided at least in the light source low-density region.
15. The lighting device according to claim 14, wherein the diffuser lens is circular in planar view.
16. The lighting device according to claim 14, wherein:
the diffuser lens includes a light incident surface and a light incident side recess formed on the light incident surface, and the light incident surface faces the point light source and light from the point light source enters the light incident surface, and the light incident side recess is formed on a portion of the light incident surface overlapping with the point light source and recessed into an optical member side and; and
the light incident side recess has an inclined sidewall facing the point light source.
17. The lighting device according to claim 14, wherein the diffuser lens includes a light exit surface and a light exit side recess, and the light entering the light incident surface exits from the light exit surface, and the light exit side recess is formed on a portion of the light exit surface overlapping with the point light source and recessed into a point light source side.
18. The lighting device according to claim 14, wherein at least the light incident surface of the diffuser lens is surface-roughened.
19. The lighting device according to claim 14, wherein the point light source is an LED.
20. The lighting device according to claim 1, wherein the optical member is a light diffusing member configured to diffuse light from the linear light sources.
21. A display device comprising:
the lighting device according to claim 1; and
a display panel configured to perform display by use of light from the lighting device.
22. The display device according to claim 21, wherein the display panel is a liquid crystal panel using a liquid crystal.
23. A television receiver comprising the display device according to claim 21.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An elbow-support apparatus comprising:
An elbow-support cushion device provided with opposed sides and top, front, back and bottom sides;
said cushion device arranged in removable mechanical communication with a shoulder-lap-belt harness in a vehicle, which shoulder harness is removably connected across a driver’s shoulder to a latch assembly and providing undiminished driver protection;
flexible cushion means constructed and arranged to support the elbows of a driver of a vehicle;
a plurality of integrally formed inverted u-shape locating means formed on the bottom side of said flexible cushion device and constructed and arranged to fit the thigh areas of the driver to prevent lateral movement of said device;
first fastening means attached to said opposed sides and to complementary mounting pads attachable to opposed sides of a front seat of a motor vehicle for restraining upward and lateral movement and to hold the cushion device steady in the driver’s lap; and
second fastening means attached to the back side of said cushion device and arranged in mechanical communication with the lap belt portion of the shoulder harness to prevent forward movement of the device.
2. An elbow-support cushion device as defined in claim 1, wherein the device is cloth stuffed with flexible material.
3. An elbow-support cushion device as defined in claim 1, wherein the device is foam rubber.
4. An elbow-support cushion device as defined in claim 1, wherein the device is an inflatable rubber cushion.
5. An elbow-support cushion device as defined in claim 1, wherein the device is an inflatable plastic cushion.
6. The cushion device of claim 1 wherein said second fastening means comprises a plurality of clamps attached to the back side of said elbow support cushion device.
7. The elbow-support cushion device as defined in claim 1, further comprising an apron attached to the front of the device for covering the lap and knee area of the driver.