Combination weighing method and combination balance

摘要

PCT No. PCT/JP96/02955 Sec. 371 Date Jun. 5, 1997 Sec. 102(e) Date Jun. 5, 1997 PCT Filed Oct. 11, 1996 PCT Pub. No. WO97/14020 PCT Pub. Date Apr. 17, 1997A combination weighing machine includes a plurality of cups (20) into which articles (21) are put, a weigher (62) for measuring the sum weights of cup (20) and the articles (21) in the cups (20), or measuring the weights of the articles (21) while the articles (21) are held in the cups (20), a retention conveyor (63) for receiving from the weigher (62) and causing to wait the plurality of cups (20) containing articles (21) of which weights have been measured by the weigher (62), combination computing means for combining respective weight values developed by the measurement by the weigher (62) in various ways, and selecting articles (21) forming a combination of articles the sum weight of which is within a predetermined weight range, and a transfer conveyor (66) for conveying the cups (20) containing the articles (21) which form the combination selected by the combination computing means to a discharge position where the articles (21) forming the selected combination are discharged.