| 摘要 |
The invention relates to a heat exchanger 1 for the windscreen washer of a motor vehicle windscreen, for heating the washer fluid, comprising an essentially straight tube 5 with pieces 2 for connection to the cooling water circuit of the engine, the straight tube being surrounded by a helical tube 6 for the washer fluid, the windings of this tube being clamped against one another and in intimate contact with the straight tube 5. <IMAGE>
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