| 摘要 |
Device for limiting the oil pressure in a pressurised lubrication circuit of an internal combustion engine, including a discharge valve (1) designed to close off a return pipe connecting the delivery pipe from the pump to the intake pipe of the latter or to a tank, this valve comprising a body (2) containing a shutter member (3) urged closed by a return spring (7), characterised in that a second return spring (8) acts on the shutter member in the opposite direction from the said first return spring (7). <IMAGE>
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