| 摘要 |
<p>The mixing and transport or feed device is for use with mortar, cement etc., in which dry powdery material is delivered from a storage container to the mixer cylinder and then mixed with water by means of a motor driven rotary drive shaft. There is an eccentric screw pump with its rotor connected to the mixer drive shaft. It is constructed such that the drive rotational speed of the mixer driver shaft (5) is variable. The drive speed may be varied in a continuous or step free manner.</p> |
