| 摘要 |
An apparatus for kneading particulate to granular materials comprising a container in the form of a bottomed hollow cylinder, a vertical shaft disposed in the center of interior of the container and rotatable by a motor assembly, pivotal arms mounted on the vertical shaft and turnable only upward and downward, agitating rolls rotatably supported by the pivotal arms each at one end of the arm and each having a recessed outer peripheral pressing surface, and pressure adjusting assemblies each provided between the vertical shaft and the other end of each of the pivotal arms, the pressure adjusting assembly comprising a cylinder member, a rod and means housed in the cylinder member for biasing the rod in directions opposite to each other.
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