Feeder hopper, a method for locking the walls of a feeder hopper and a locking means
AssigneeMetso Minerals, Inc.
InventorsMarkku Viitasalo, Tero Majuri, Saku Vuorela, Pasi Kojo, Pekka Lehtonen
Life of this patent
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Abstract
Feeder hopper for a movable mineral material processing device, whose walls are arranged to be turned upward to a working position, and which are locked into said working position. To lock the walls, there is at least one locking means in connection with them, said locking means containing at least a locking member and transfer means. According to the method the locking member is transferred to the locking position with the transfer means.
Claims17
A feeder hopper for a mobile mineral material processing device, whose walls are arranged to be turned downward to a transport position and to be turned and locked upward to a working position, in connection with said walls there is at least one locking means for locking the walls of the feeder hopper in said working position substantially immovably with respect to a frame, wherein the locking means comprises at least a locking member and transfer means, which transfer means are arranged to move the locking member into a locking position and in the locking position the locking member is positioned between the frame and a wall of the feeder hopper.
A method for locking walls of a feeder hopper of a mobile mineral material processing device, the method comprising:
- (i) arranging walls of a feeder hopper to a downward transport position and to an upward working position;
- and
- (ii) locking said walls into said working position such that said walls are substantially immovable with respect to the frame by means of at least one locking means, wherein the locking means comprises at least a locking member and transfer means, with which transfer means the locking member is moved into a locking position and the locking member is positioned between the frame and a wall of the feeder hopper.
Dependencies are inferred from the claim text.