公开(公告)号：EP3708443A1

公开(公告)日：2020-09-16

申请号：EP20161775.0

申请日：2020-03-09

申请人： A. Raymond et Cie

发明人： Rachow, Larry M

IPC分类号： B60S1/52 ,  B60S1/56 ,  B60S1/48

摘要： The present disclosure provides a telescoping device for cleaning a vehicle surface. The telescoping device includes an extendable piston moveable from an inactive position to active position at a predetermined extension pressure. The piston includes a supply tube, a cleaning fluid outlet provided at a distal end of the supply tube, and a check valve comprising a cracking pressure that is greater than the predetermined extension pressure. Vehicles and systems incorporating a telescoping cleaning device are also provided.