Patent ID: 9604161
Date: 2017-03-28
CPC Classifications: B01D,E02B,E03F

Claim:
1. A rake system with a rake, to be arranged at an angle in a channel, and a reamer, comprising: a reamer arm for conveying raked material to a discharge edge, a pivot axle, above the rake, around which the reamer arm is suspended in a swinging manner, a first actuating device by which the reamer arm is displaceable in backward and forward movements along the rake, and a reamer element at a distal end of the reamer arm which faces the rake, wherein the reamer element is caused to run on the rake during the forward movement and to run at a distance from the rake during the backward movement, wherein the reamer arm is suspended on a distal end of a control arm, which is pivotably mounted on its proximal end, wherein, for swiveling the control arm, a second actuating device at least at times engages at the control arm, wherein the first and second actuating devices are coupled with one another such that movements of the control arm and the reamer arm are synchronized, and wherein the second actuating device does not engage with the control arm during the forward movement of the reamer arm.