发明名称 Gear unit and method for controlling an internal pressure in the gear unit
摘要 The invention relates to a gear unit, in particular for foundation engineering devices, comprising a gear housing and a pressure device for changing an internal pressure present in the gear housing. For a precise pressure balance to the environmental pressure it is intended that an active setting device is arranged which can be controlled by a control device in order to change the internal pressure. The invention further relates to a method for pressure balance related thereto.
申请公布号 US7789201(B2) 申请公布日期 2010.09.07
申请号 US20040980150 申请日期 2004.11.04
申请人 BAUER MASCHINEN GMBH 发明人 ARZBERGER MAXIMILIAN
分类号 E02F5/02;F16H57/04;E02D17/13;E21B4/00;E21B21/00;F16H1/14;F16H57/02 主分类号 E02F5/02
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