| 摘要 |
<p>A tandem brake booster (12) having a flow path (145) between a control valve (118) and a solenoid valve (180) connected to a source of vacuum and the surrounding environment. The flow path (145) is created by first (140) and second (150) telescoping sleeves that are resiliently urged into sealing engagement with a front shell (58) and hub member (92) by a return spring (164).</p> |
