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Piston for a door drive and a method for producing the piston

机译:用于门驱动装置的活塞以及制造该活塞的方法

摘要

The piston has a supporting bar (12) arranged between two front disks (9), where the bar comprises toothing (5) that is designed as a straight pinion and arranged at an angle with respect to a longitudinal axis of the piston. The bar is joined to the disks by resistance welding, where each disk exhibits a contour with a recess and an elevation. The recess receives excess material during a welding process. The contour is formed as an area in the form of a circular sector or segment. The interior of a housing (2) is filled with hydraulic fluid that is overflowed via channels and valves. An independent claim is also included for a method for producing a piston.
机译:活塞具有布置在两个前盘(9)之间的支撑杆(12),其中该支撑杆包括齿(5),该齿被设计为直小齿轮并且相对于活塞的纵向轴线成一定角度布置。杆通过电阻焊接与圆盘连接,其中每个圆盘都具有带有凹进和凸起的轮廓。凹处在焊接过程中接收多余的材料。轮廓形成为圆形扇形或扇形的区域。壳体(2)的内部充满了通过通道和阀溢流的液压流体。还包括一种用于制造活塞的方法的独立权利要求。

著录项

  • 公开/公告号EP2369112A2

    专利类型

  • 公开/公告日2011-09-28

    原文格式PDF

  • 申请/专利权人 GEZE GMBH;

    申请/专利号EP20110158949

  • 发明设计人 ALBER HERMANN;

    申请日2011-03-21

  • 分类号E05F3/10;

  • 国家 EP

  • 入库时间 2022-08-21 17:53:37

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