Antenna for vehicles

摘要

Disclosed is a type of antenna for vehicles that is protected by having a cap fitted-onto an antenna cover that covers an antenna element thereof, wherein coming-off of the cap is prevented from happening. The antenna for vehicles, which is comprised by having an antenna rod mounted onto an antenna base, is provided with: a conductive rod element that is formed within the antenna rod, and connected to the antenna base; a joint section that covers at least the side face of the rod element in the axis direction thereof, and that comprises an inner-side cylinder that is formed in the vicinity of an end section at the opposite side of the antenna base and further comprises a joint engaging section, and an outer-side cylinder that is formed at the outer side of the inner-side cylinder; and a rod cap that comprises a cop engaging section for engaging with the joint engaging section.

主权项

1. A vehicle antenna configured of an antenna rod fitted to an antenna base, the vehicle antenna comprising:
a conductive rod element provided within the antenna rod and connected to the antenna base; a joint member covering at least an outer peripheral surface of the rod element, the joint member also having an inner tubular portion and an outer tubular portion surrounding the inner tubular portion, the inner tubular portion being provided at a vicinity of an end of the joint member opposite to the antenna base and including a joint engaging portion, the outer tubular portion including a joint restricting portion provided on a joint thin wall portion, the joint engaging portion provided between the inner tubular portion and the outer tubular portion; and a rod cap having a cap engaging portion engaging with the joint engaging portion and a cap restricting portion engaging with the joint restricting portion so as to project toward the joint restricting portion, the rod cap also having a base portion including the cap engaging portion and a cap outer peripheral portion surrounding the base portion that covers the joint thin wall portion, the base portion supporting the cap engaging portion and the cap restricting portion, the cap restricting portion integrally provided with the cap outer peripheral portion, wherein the antenna rod comprises the joint member and the rod cap.