| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cooling device for efficiently circulating a refrigerant and enhancing cooling performance. <P>SOLUTION: The cooling device 3 is composed of a heat receiving part 4 equipped with a heat receiving plate 11 for transferring heat to a working fluid 12, a radiation part 5 for radiating the heat of the working fluid 12, a radiating path 6, and a return path 7 in which both the paths are used to connect the heat receiving part 4 to the radiation part 5 and the working fluid 12 is circulated to the heat receiving part 4, the radiating path 6, the radiation part 5, the return path 7, and the heat receiving part 4 so as to transfer the heat. In the vicinity of the heat receiving part 4 of the return path 7 or in the heat receiving part 4, a check valve 18 for controlling a flow of the working fluid 12 is arranged and in a box composed of a valve cover 24 with an inlet and a valve holder 27 with a concave part 25 and an introducing port 26, the check valve 18 is equipped with a first valve element 21 moving in the concave part 25 of the valve holder 27 and a pressure balancing means arranged in the box to balance pressures in the front and rear of the check valve 18. <P>COPYRIGHT: (C)2013,JPO&INPIT |
