| 摘要 |
PURPOSE:To provide a handy type constant temperature testing device, which is easy to move and the housing space of which is variable, by a method wherein a device to be tested is housed in an expansible tent house. CONSTITUTION:A tent house 1 is of bellows or according structure expansible in the direction indicated with the arrow A and made in a form of tunnel, in the interior of which has enough space to be able to house a device to be tested, when extended. A control box 2 containing an air conditioner and the like therein is connected to one end of the tent house 1, while a door part 3 openable by zippers or the like is provided at the other end of the tent house 1 in order to allow to bring in and out the device to be tested and for persons to go in and out. A fan 8 to forcibly circulate air in the tent house 1, a heater (and/or a cooler) 9, a temperature controller 10 and the like are arranged within the control box 2 in order to control to uniformize the temperature distribution in the tent house 1. Said tent house 1 is used for testing an electronic apparatus of electronic computer and the like in the atmosphere with a certain fixed temperature.
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