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制动信号灯开关有哪几种
更新时间: 2020-09-21 00:00:00  

制动信号灯开关有三种:

1、液压式制动灯开关,用于采用液压制动系统的汽车,装在液压制动主缸的前端或制动管路,当踩下制动踏板时,由于制动系统的压力增大,膜片向上弯曲,接触桥同时接通接线柱和接线柱,使制动灯通电发亮;

2、气压式制动灯开关,通常安装在制动系统的气压管路上,制动时,制动压缩空气推动橡胶膜片向上弯曲,使触点闭合,接通制动灯电路;

3、弹簧式制动灯开关,是一种常用的制动开关,装在制动踏板的后面,当踏下制动踏板时,开关闭合,制动灯亮。

关键词: 制动 信号灯 开关

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