| 摘要 |
The invention relates to a device for filtering of oil circulating in an internal combustion engine, comprising an oil filter adapter 2 for detachable fastening of an exchangeable oil filter 3 to the engine block 1 of the internal combustion engine. The invention is characterized in that the oil filter adapter 2 has a receptacle 13 with an inserted pin 14, the receptacle 13 having an outflow 10 for returning the oil flowing from the exchangeable oil filter 3, the receptacle 13 having a channel 11 which leads in particular to an oil pump, and the receptacle 13 having a drain 12 which leads in particular to the cylinder crankcase, the pin 14 being inserted elastically pretensioned such that during operation the pin 14 clears the outflow 10 and closes the channel 11 and the drain 12, and, when the exchangeable oil filter 3 is loosened from the oil filter adapter 2, the pin 14 is displaced by spring force and clears the outflow 10, the channel 11, and the drain 12. Furthermore the invention includes a pin which is designed for use in the device according to the invention.
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