| 摘要 |
PROBLEM TO BE SOLVED: To prevent a car plug from coming off a cigar socket due to vibration. SOLUTION: A car plug to take electric power out of a cigar socket installed in a drive panel of an automobile comprises a cylindrical main body 1 in which an electrode 2 is formed in the tip end and the side surface and which is made of an insulating material, guide grooves 3-1, 4-1 formed on the surface of the main body 1 in the axial direction, a groove for a ring formed vertically to the guide grooves 3-1, 4-1 in the circumferential surface of the main body 1, a ring 7 made of an elastic member and to be fitted in the groove for a ring, and a holder 8 comprising taper parts 11-1, 11-2 at the tip end part and slide rods 9-1, 9-2 which push the inner diameter part and widen the ring 7 in the radius direction by guiding and sliding the taper part 11-1, 11-2. |
