| 主权项 |
1. A color changer, comprising:
a base module having at least two input channels each having an outlet end, wherein the outlet ends of the at least two input channels are arranged along a circular path around a center axis; at least one output channel for paint material connectable to each of the at least two input channels; at least two paint valves, each of the at least two paint valves corresponding to one of the at least two input channels and configured to close the corresponding input channel and to be opened by the application of air pressure; at least two pilot air channels, each of the at least two pilot air channels corresponding to one of the at least two paint valves and configured to convey air pressure to the corresponding paint valve to open the corresponding paint valve; and a selector device, the selector device being rotatable relative to the base module around the center axis of the circular path, wherein the rotatable selector device comprises at least a section of the at least one output channel that has an inlet end which is connectable with a corresponding outlet end of one of the at least two input channels, and wherein the rotatable selector device further comprises a supply channel for pilot air, the supply channel for pilot air having an outlet end which is connectable with an inlet end of one of the at least two pilot air channels that is in the same position of rotation. |
