| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide the washing device of a lighting fixture for a vehicle capable of always keeping the opening area of an injection port constant by preventing deformation upon pressing-in of an injection nozzle, attaining stable injection of a washing liquid from the injection port and adjusting the injection direction of the washing liquid with satisfactory operability by easily rotating the injection nozzle using a tool. <P>SOLUTION: In the washing device of the lighting fixture for the vehicle including a cylinder to which the washing liquid is supplied, a piston slidably inserted in the cylinder, a valve case attached to the tip of the piston, a nozzle holder 17 supported by the valve case, and the injection nozzle 4 fitted to and held by the nozzle holder 17, and injecting the washing liquid from an injection port 18 formed in the injection nozzle 4 toward the lighting fixture for the vehicle, a ring-shaped reinforcing rib 4A is integrally erected on the top part of the injection nozzle 4 and a polygonal fitted hole 4d into which a tool T is fitted is formed in the reinforcing rib 4A. <P>COPYRIGHT: (C)2012,JPO&INPIT |
