Motor-gear drive unit, particularly for an automobile window lifter drive or the like, in which a motor-gear shaft is mounted
- 申请公布号：
- US5747903(A)
- 申请号：
- US19960701956
- 申请日期：
- 1996.08.23
- 申请公布日期：
- 1998.05.05
- 申请人：
- SIEMENS AKTIENGESELLSCHAFT
- 发明人：
- KLINGLER, PETER
- 分类号：
- E05F15/16;F16H1/16;H02K7/08;(IPC1-7):H02K7/116;E04F15/10
- 主分类号：
- E05F15/16
- 摘要：
- To reduce the outlay in terms of manufacture and assembly, a motor-gear drive unit is provided, which includes a motor housing and adjoining gear case, and in which: a) a motor-gear shaft (3) is mounted in the motor housing (1) in a first bearing, preferably a cup bearing (7); b) the motor-gear shaft (3) is mounted in the gear case (2) in a second bearing in the form of a preferably metallic, cylindrical bearing (8); c) the gear case (2) consists of a plastic part with an axially loadable bearing orifice (2.3) having circumferentially radially projecting shaped webs (2.31) for receiving the cylindrical bearing (8); and d) the cylindrical bearing (8) is pressed into the bearing receptacle (2.3) axially in bearing contact with a press fit relative to the shaped webs (2.31).
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