• 专利标题: Handheld machine tool, in particular impact driver
  • 申请号: US17262120
    申请日: 2019-06-12
  • 公开(公告)号: US11986929B2
    公开(公告)日: 2024-05-21
  • 发明人: Benjamin StraubAlexander Lautenschläger
  • 申请人: Festool GmbH
  • 申请人地址: DE Wendlingen
  • 专利权人: Festool GmbH
  • 当前专利权人: Festool GmbH
  • 当前专利权人地址: DE Wendlingen
  • 代理机构: Hoffmann & Baron, LLP
  • 优先权: DE 2018118196.5 2018.07.27
  • 国际申请: PCT/EP2019/065405 2019.06.12
  • 国际公布: WO2020/020531A 2020.01.30
  • 进入国家日期: 2021-01-21
  • 主分类号: B25B21/02
  • IPC分类号: B25B21/02
Handheld machine tool, in particular impact driver
摘要:
A handheld machine tool, in particular an impact driver, having a drive train for driving a tool receptacle, provided for receiving a tool, in particular a screwdriver tool, about a rotation axis, wherein the drive train has a drive motor, an output shaft element, on which the tool receptacle is arranged, and a drive shaft, which is drivable by the drive motor, for driving the output shaft element, wherein the output shaft element is rotatably mounted by means of an output pivot bearing and the drive shaft is rotatably mounted by means of a drive pivot bearing about the rotation axis in respect of a machine housing, and wherein the output shaft element is rotatably mounted by means of a shaft bearing arrangement on the drive shaft about the rotation axis. The shaft bearing arrangement has at least two shaft bearings, which are arranged adjacent to each other in relation to the rotation axis and differ by at least one mechanical property.
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