Patent ID: 11866891
Assignee: CATERPILLAR PAVING PRODUCTS INC.
Field: Chemical engineering (Chemistry)
Classification: CPC E  B | IPC B  E

Claim 11:
12. The adjustable pitch rotor of claim 11, wherein the shell adjustment mechanism comprises:
a pinion gear rotatably mounted to the inner drum;
a first rack slidably mounted within the inner drum and operatively connected to the first outer shell portion; and
a second rack slidably mounted within the inner drum and operatively connected to the second outer shell portion, wherein rotation of the pinion gear in one direction causes the first rack and the second rack to move the first outer shell portion and the second outer shell portion to the first pitch configuration, and wherein rotation of the pinion gear in an opposite direction causes the first rack and the second rack to move the first outer shell portion and the second outer shell portion to the second pitch configuration.