Powder body supplement manner and device and powder body feeder null to powder body

摘要

PROBLEM TO BE SOLVED: To provide a powder supply machine which can be connected in series, a powder replenishment method of each of the powder supply machines and its device. ;SOLUTION: A powder replenishment method of this powder supply machine is to connect a plural number of powder supply machines 11 in series, to connect the powder supply machine 11 in the extreme upstream to a powder supply device 13 and the powder supply machine 11 in the extreme downstream to a suction device 15, to suck powder supplied from the powder supply device 13 by suction work, of this suction device 15, to sequentially fill up auxiliary tanks with the one in the powder supply machines 11 in the upstream first, to stop driving of the powder supply device 13 and the suction device 15 at the time when it is detected that all the auxiliary tanks are filled up, and to restart the powder supply device 13 and the suction device 15 in the case when powder in a proper number of the auxiliary tanks is dropped in a powder reservoir part.;COPYRIGHT: (C)1998,JPO