发明公开
EP1299274A1 BEHEIZBARE SCHEIBENWASCHDÜSE 有权
加热式清洗喷

  • 专利标题: BEHEIZBARE SCHEIBENWASCHDÜSE
  • 专利标题(英): Heatable windscreen washer jet
  • 专利标题(中): 加热式清洗喷
  • 申请号: EP01949396.4
    申请日: 2001-06-09
  • 公开(公告)号: EP1299274A1
    公开(公告)日: 2003-04-09
  • 发明人: UTZ, DanielLESSER, Hans-Jürgen
  • 申请人: A. Raymond & Cie
  • 申请人地址: 113, Cours Berriat 38019 Grenoble FR
  • 专利权人: A. Raymond & Cie
  • 当前专利权人: A. Raymond & Cie
  • 当前专利权人地址: 113, Cours Berriat 38019 Grenoble FR
  • 代理机构: Kirchgaesser, Johannes, Dipl.-Ing.
  • 优先权: DE10031088 20000630
  • 国际公布: WO02002378 20020110
  • 主分类号: B60S1/52
  • IPC分类号: B60S1/52
BEHEIZBARE SCHEIBENWASCHDÜSE
摘要:
The invention relates to a heatable windscreen washer nozzle which is fastened to the windscreen wiper of a motor vehicle. The washer nozzle consists of a housing provided with a connecting element (2). The connecting element (2) is joined to a splash water hose (19) which can be electrically heated by integrated wires (22) or a wire fabric. The ends (23) of the heating wires (22) are electrically bypassed just in front of the end of the hose (24). The housing (1) is also provided with a chamber which accommodates a nozzle body (6) and contains a heating plate (28) disposed above the nozzle body(6), in addition to a cover (8) used to seal the chamber. The nozzle body (6) is embodied as a flat chip wherein several channel ducts are guided from a central water through-flow inlet (25) in an outward direction in the form of a fan.A rib (29) is formed on the edge (32) of the heating plate (28), fully covering the surface of the nozzle chip. The rib extends into the connecting element (2) in such a way that the ends (23) of the heating wires (22) extend over the rib (29) of the heating plate (28) in a contactless manner when the heated splash water hose (19) is placed on the connecting element (2). The heat generated by the heating wires is thus advantageously transmitted to the heating plate without coming into direct contact with the rib. The warmed heating plate can thus directly emit heat to the splash water as far as the end of the channel ducts, resulting in optimum heating of said splash water.
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