| 摘要 |
The invention relates to a trench wall cutter with a cutting frame, a bearing bracket located on the cutting frame, a drive fitted to the cutting frame spaced from the bearing bracket, a transmission or gear located in the bearing bracket, and a drive shaft transmitting a drive torque to the transmission in the bearing bracket. For improved lubrication purposes, the drive shaft at least partly has an external thread constructed as a feed thread for feeding lubricant in the direction of the drive.
|
