IP Library Granted Patent US 8,633,502
Granted Patent B2
US 8,633,502 · App. 13/203,330 · Granted Jan 21, 2014

Lighting apparatus encapsulated with synthetic resin material having translucent illumination section and also having heat sink section mixed with thermal conductive material

Inventor: Hiroaki Kawashima (Saitama, JP)
Assignees: Suzuden Company, Limited; Suzuden Hanbai Company, Limited
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Quick Facts
Patent No.
US 8,633,502
App. No.
13/203,330
Granted
Jan 21, 2014
Kind
B2
Abstract

The invention of the present application provides a lighting apparatus that has superior waterproofing property, durability, impact resistance, and pressure resistance and that can be used in various places such as a construction site, a plastic greenhouse, a poultry house, water, or seawater. The invention of the present application provides a lighting apparatus in which electric wires are connected to a substrate 3 on which light-emitting diodes 31, 32 , and 33 are mounted and synthetic resin material is used to closely cover the electric wires 52 and 53 , the substrate 3 , and the light-emitting diodes 31, 32 , and 33 in an integrated manner.

Claims (17)

1. A lighting apparatus comprising:

a substrate;

a light-emitting diode mounted to the substrate;

an electric wire connected to the light-emitting diode; and

synthetic resin material closely covering a part at which the electric wire is connected to the substrate, the substrate, and the light-emitting diode in an integrated manner, wherein

the synthetic resin material is integratedly fixed to the electric wire to be electrically connected to a power source and forms a cable,

the synthetic resin material covering the substrate at a side on which the light-emitting diode is mounted is translucent resin material and an illumination section is formed to have a planar shape, a convex shape, a convex lens shape, a concave shape, a concave lens shape, or a spherical shape, and

the synthetic resin material forming a heat sink section is mixed with a thermal conductive material.

2. The lighting apparatus according to claim 1 , wherein the thermal conductive material is a spherical-shaped alumina or ceramic.

3. The lighting apparatus according to claim 2 , wherein the synthetic resin material has, at an outside thereof, a thermal conductive member.

4. The lighting apparatus according to claim 3 , wherein the thermal conductive member comprises thermal conductive material and has a bowl shape, a housing shape, or a tubular shape.

5. The lighting apparatus according to claim 4 , wherein the thermal conductive member includes a plurality of heat dissipation blades.

6. The lighting apparatus according to claim 3 , wherein the thermal conductive member includes a plurality of heat dissipation blades.

7. The lighting apparatus according to claim 1 , wherein the synthetic resin material has, at an outside thereof, a thermal conductive member.

8. The lighting apparatus according to claim 7 , wherein the thermal conductive member comprises of thermal conductive material and has a bowl shape, a housing shape, or a tubular shape.

9. The lighting apparatus according to claim 8 , wherein the thermal conductive member includes a plurality of heat dissipation blades.

10. The lighting apparatus according to claim 7 , wherein the thermal conductive member includes a plurality of heat dissipation blades.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 25, 2011
From: KAWASHIMA, HIROAKI
To: SUZUDEN COMPANY, LIMITED; SUZUDEN HANBAI COMPANY, LIMITED
Reel/Frame 026808/0541 →
Priority Claims (1)
JP 2009-286747 · Dec 17, 2009 · national
Continuity (1)
Related Publication 20110309403A1 · Dec 22, 2011