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US 6,969,191 B2Granted
Linkage mechanism for a vertical mixer
AssigneeJay-Lor International Inc.
InventorJacob R. Tamminga
Life of this patent
Estimating the term…
Abstract
A vertical mixer has a mixing chamber with a vertical auger rotatably mounted herein. The mixing chamber has a side wall and a floor. The side wall has an opening therein that is closable by a door. The door is constructed to be opened and closed by hydraulic cylinder connected in parallel to a linkage. The linkage includes two or more elongate members pivotally connected to one another, and the hydraulic cylinder is pivotally connected between the elongate members.
Claims5
A vertical mixer comprising:
- a mixing chamber containing a substantially vertical rotatable auger having a generally helical flight that is tapered to coverge from bottom to top, with power means to rotate said auger about a longitudinal center axis;
- said mixing chamber having a floor and a side wall, said side wall having an opening therein;
- said opening being sized and located to be closed by a door;
- said door being movable between a closed position and an open position;
- a hydraulic cylinder connected in parallel with a linkage to open and close said door;
- said linkage having at least two elongate members that are pivotally connected to one another;
- and
- said cylinder being pivotally connected between said members.
5 more elements
Dependencies are inferred from the claim text.