Feeder hopper, a method for locking the walls of a feeder hopper and a locking means
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United States of America Patent
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app pub date -
Jun 26, 2009
filing date -
Jul 7, 2004
priority date (Note) -
Abandoned
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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.
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