公开(公告)号：US11435220B2

公开(公告)日：2022-09-06

申请号：US16450502

申请日：2019-06-24

Applicant: Ishida Co., Ltd.

Inventor： Satoru Kamigaito ,  Hiroki Murakami

IPC: G01G13/29 ,  G01G13/00 ,  G01G19/387 ,  G01G19/393

Abstract: A combination weighing device includes: a conveyance unit; a plurality of first hoppers each receiving the article; a plurality of second hoppers detachably provided on a downstream side of the plurality of first hoppers, and each receiving the article; a weighing unit weighing the article held in each of the plurality of second hoppers; and a control unit performing combination calculation and discharging the article from the second hopper corresponding to the combination. The control unit performs combination calculation based on a weighing value corresponding to mass of the article held in each of the plurality of second hopper, and continues combination calculation based on a weighing value corresponding to mass of the article held in each of the second hoppers other than a part of the second hoppers in a state in which the part of the plurality of second hoppers has been removed.