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实用新型
CN204553634U 一种用于轨道车辆的单元制动缸 有权 转让

一种用于轨道车辆的单元制动缸
摘要：
本实用新型提供了一种用于轨道车辆的单元制动缸，包括缸体、波纹管和固定在所述缸体上且为所述缸体的内腔泄压的呼吸堵，所述波纹管与所述缸体相接，在所述缸体上设置能朝向外界单向开启的至少一个波纹管保护阀；所述波纹管保护阀的内腔与所述缸体的内腔连通，所述波纹管保护阀的开启压强值大于所述呼吸堵的开启压强值。本实用新型能在高寒环境下保护零部件，从而降低车辆运用成本，且保证了制动性能。
摘要（英）：

The utility model provides an unit checking cylinder for rail vehicle, including the cylinder body, the bellows with fix just do on the said cylinder body the breathing of the inner chamber pressure release of cylinder body is stifled, said bellows with said cylinder body meets, it can external one-way at least one the bellows protective valve opened of orientation to set up on the cylinder body, the inner chamber of bellows protective valve with the inner chamber intercommunication of cylinder body, the pressure value of opening of bellows protective valve is greater than breathe the stifled pressure value of opening. The utility model discloses can protect spare part under high and cold environment to reduce vehicle application cost, and has guaranteed brake performance

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