Patent ID: 8528750
Filing Date: 2013-09-10
Classification: H01J,H01L

Abstract:
1. A cassette for loading a substrate, comprising a cassette main body which comprises upper and lower frames spaced apart at upper and lower sides, a plurality of internal support bars for supporting the substrate, and side frames provided at each lateral side of the upper and lower frames and forms a box shape to internally receive the substrate; a center frame which comprises a plurality of internal support bars for supporting the substrate and is vertically disposed between the upper and lower frames and at a front or back of the cassette main body so that a direction of taking in and out the substrate can be selectively changed; a connecting member which is provided between the center frame and the cassette main body and detachably connects the center frame to the cassette main body, wherein the connecting member comprises a first fixing unit fixed to the cassette main body, and a second fixing unit fixed to the center frame and detachably coupled to the first fixing unit, the first fixing unit being installed at each of a front and a back of the cassette main body; and a moving-up/down member provided between the upper frame and lower frame and making the center frame move up and down in a vertical direction, wherein the moving-up/down member comprises a support frame vertically disposed between the upper frame and the lower frame, and a control unit provided in the support frame and controlling a moving-up/down operation of the center frame.