| 摘要 |
<p>Oil filter for an IC engine comprises a replaceable cartridge case inside a housing, the case containing a filter element of paper accumulated in horizontal layers and a pressure-receiving plate on the upper surface of the element and which compresses the element when acted on by the oil. An air and oil release hole is provided on the plate in communication with a filtrate outlet. The filter element does not become wrinkled.</p> |
