Patent ID: 9639051
Date: 2017-05-02
CPC Classifications: G03G

Claim:
1. A powder recovery device comprising: a recovery container that includes a powder collection chamber therein, recovers used powder transported from a powder processing section that performs a process using powder, and collects the recovered powder in the powder collection chamber; and a transport member that is provided within the recovery container along the longitudinal direction of the recovery container, and evenly transports powder collected in the powder collection chamber, wherein a plurality of recovery ports are provided at positions located higher than a highest location in the recovery container at which powder is collected, and recover the used powder transported from the powder processing section, and a plurality of air vent ports are at least separately provided at regions with a center of the recovery container in the longitudinal direction of the recovery container interposed therebetween, are located higher than the transport member, and are installed at positions deviating from drop paths of powder from the respective recovery ports and at regions which do not exceed a vertical lower-end position of a proximal recovery port.