Patent ID: 9463409
Filing Date: 2016-10-11
CPC Classification: B01D

Claim Text:
1. An oil mist filter being fixed on an air intake of an oil mist collector and comprising: a top cover including a collection portion formed on a central position thereof and a plurality of guiding portions radially extending outward from the collection portion; a bottom cover being hollow and including a through orifice defined on a central position thereof, and an outer diameter of the bottom cover being greater than the top cover; a conical filtering assembly disposed between the top cover and the bottom cover; a guide loop mounted on an outer peripheral side of the top cover, wherein the guide loop includes a body and a plurality guiding ribs extending outwardly from the body, and each of the plurality of guiding ribs is in connection with a distal end of each of the plurality of guiding portions of the top cover, such that a distal segment of said each guiding rib is located above an intermediate section of the conical filtering assembly; wherein the guide loop further includes a plurality of holes defined on the body, and the top cover includes a plurality of apertures arranged on the outer peripheral side of the top cover and corresponding to the plurality of holes, such that a plurality of locking elements are inserted through the plurality of holes of the body to lock with the plurality of apertures of the top cover, thus fixing the guide loop on the top cover; thereby oily substances from the top cover are guided by the plurality of guiding portions to flow through and to be filtered by the conical filtering assembly, and then the oily substances are guided out of the through orifice of the bottom cover.