using reciprocating conveyors, e.g. jigging conveyors

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Loading or unloading (of vehicles B65G67/00) > Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass (devices for tilting and emptying containers B65G65/23; such containers having means facilitating filling or emptying B65D88/54) > Emptying devices (conveyor construction B65G15/00 - B65G35/00; devices similar to vehicle tipplers B65G67/48) > Devices for emptying otherwise than from the top > using reciprocating conveyors, e.g. jigging conveyors