| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a vehicular lamp that can prevent adverse thermal effect to a light source unit by intercepting a convection of air with high temperature in a lamp chamber. <P>SOLUTION: In the headlamp (vehicular lamp) 1 formed by storing an upper light source unit 5 and a lower light source unit 6 at the top and bottom of the lamp chamber 4 sectioned by a housing 2 and a lens 3 for covering an opening of the housing 2, a closed space S is formed at an upper part of the lamp chamber 4 by an inner lens 9 of the upper light source unit 5, an LED (light source) 8 is stored in the closed space S, and a vent hole 11 for connecting between the closed space S and the outside is formed at an upper part of the housing 2. Further, an end edge of the inner lens 9 is inserted into a recessed part 2b formed on an inner surface of the housing 2, and its inserting part is airtightly sealed with a packing 10. A breathing cap 12 is attached on the vent hole 11 formed on the housing 2. <P>COPYRIGHT: (C)2012,JPO&INPIT |
