Patent ID: 6935412

Claim:
A cooler for electric or electronic components with a cooling body, said cooling body comprising a first flat outer wall and a second flat outer wall spaced a certain distance from each other and each wall creating a cooling area, wherein: cavities, between said outer walls, inside of said cooling body, form a cooling channel, said cooling channel connecting an inflow with an outflow through which a liquid cooling agent can flow; said cooling channel, between said inflow and said outflow, runs completely inside of said cooling body; said cooling body comprises a first part and a second part; said first part comprising said first outer wall and a first inner wall opposite of said first outer wall; at least said first part comprising a first set of indentations in said first inner wall to therein form said cavities, wherein said first set of indentations are closed off by said second part when said cooling body is assembled, thus forming said cooling channel, wherein said cooling channel is routed along a course that provides for cooling needs for at least one of said first outer wall or said second outer wall, wherein screw bolts are provided for connecting said first and second parts to each other, wherein said screw bolts each comprise a shaft with an outer thread and a head that protrudes radially over said shaft and has a plane front side on an axial outside, wherein said shaft of each screw bolt penetrates an opening passage that is created in said first part and that acts together with an inside thread that is created flush with an opening passage in said second part, and wherein said head of each screw bolt is sunk in a depression surrounding said opening passage.