Brake system for brake light switch with what kind of

　　At present, there are two types of coordination of brake light switch in brake system. One is the combination of brake light switch and brake system oil (steam) road, which basically belongs to this type on the truck at present. The other is the separation of brake light switch and brake system, this structure is mainly used in cars, the brake light switch is connected to the brake pedal by mechanical structure, such as santana car with rod brake light switch, this variety has the following characteristics:
　　(1) the extension distance of the jacking rod can be adjusted on the size within a certain range to meet the needs of working stroke during braking.
　　(2) two pairs of parallel contacts are adopted to ensure the reliability when the signal lamp is switched on.
　　(3) special measures have been taken on the structure and materials to ensure the reliability and durability of the products, and the service life can reach more than 250,000 times.