Patent ID: 9510481
Filing Date: 2016-11-29
CPC Classification: H01L,H05K,Y02E

Claim Text:
1. A refrigerant jacket that uses refrigerant circulating through a refrigerant circuit to cool a heat emitting electrical part, the refrigerant jacket comprising: a refrigerant cooling member constructed of aluminum or aluminum alloy that thermally contacts the heat emitting electrical part, the refrigerant cooling member having a groove portion formed within the refrigerant cooling member, a refrigerant tube of the refrigerant circuit fitting into the groove portion, and the heat emitting electrical part being fixed to the refrigerant cooling member by a heat emitting electrical part fixing screw screwed into threads of a heat emitting electrical part fixing screw hole of the refrigerant cooling member; a cover member covering the refrigerant cooling member in a state in which the refrigerant tube has been fitted into the groove portion; and a strength member higher in strength than the refrigerant cooling member, the strength member being fixed to the refrigerant cooling member by a strength member fixing screw screwed into threads of a strength member fixing screw hole of the refrigerant cooling member, the cover member having a cover-side through hole formed within the cover member in a position opposing the strength member, the strength member having a cover member fixing screw hole formed within the strength member in a position opposing the cover-side through hole, the cover member fixing screw hole having threads, and the cover member being fastened and fixed to the strength member by a cover member fixing screw that passes through the cover-side through hole and screws into the threads of the cover member fixing screw hole of the strength member.