PURPOSE: To increase freedom of piping and wiring and improve a property of installing operation by turning a piping cover round to mount the same to a piping insertion opening provided in a box-shaped casing and to maintain a beautiful appearance of a product by carrying out connection of piping within a box-shaped casing.
CONSTITUTION: An interior space of a box-shaped casing 1 is vertically divided to provide a blast chamber 3 on an upper side and a cycle chamber 4 on a lower side which in turn is divided into two right and left portions. Disposed in one portion of the cycle chamber 4 are a packed valve 6a and a connector 6b for connection to a power supply, and arranged on a front surface of the box-shaped casing are front panels 7, 8 which are two divided portions of the front surface. A piping insertion opening 9 with a lower end thereof opened is provided on a surface or corner facing the cycle chamber 4 of the box-shaped casing 1 for having connection piping and wiring passing therethrough. A piping cover 10 for covering the piping insertion opening 9 is constructed to be turned round for mounting to the box-shaped casing 1, and the piping cover 10 is provided at one side edge thereof with a notch which has connection piping and wiring passing therethrough.
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KIYOUMURE RIYUUZOU
SANO TOSHIYUKI
TOSHIBA CORP