| 摘要 |
A powder spray booth for use in the electrostatic coating of articles is disclosed. The spray booth is of a basically symmetrical configuration allowing the spray coating of articles passing therethrough on a conveyor from either side thereof. At each end of the spray booth and positioned at a lower elevation than the spray region is an exhaust blower which may be effectively coupled to a powder cart located therebetween and below the spray region for the automatic recovery of the overspray. The powder carts are portable and when in a cooperative position with respect to the spray booth, include self-cleaning filters and automatic recovery and recirculation of the overspray. A plurality of powder carts may be used to form a sort of magazine to provide very fast color change capability. The spray booth itself may also be mounted on rail-like members so as to readily movable between different positions in a conveyor line or different conveyor lines according to the needs at the particular time. Various other aspects of the invention are disclosed.
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