Patent ID: 8893896
Filing Date: 2014-11-25
Classification: B01D,F01M,F16H

Abstract:
1. An oil strainer comprising: a pipe member through which oil flows; a filter body disposed at one end of said pipe member; a filter body protection member connected to the one end of said pipe member and provided to cover said filter body; a surrounding member disposed around the oil strainer; and a fixing member made of metal and extending between said surrounding member and said pipe member, that fixes said pipe member to said surrounding member, said fixing member including a caulking portion for caulking said filter body protection member and said pipe member integrally by plastic deformation of the metal, overlapping portions of said filter body protection member and said pipe member being sandwiched by said caulking portion wherein the overlapping portions of said filter body protection member and said pipe member include (i) a collar portion of said filter body protection member that extends substantially perpendicularly from filter body protection member and (ii) a flange portion of said pipe member that extends substantially perpendicularly from the pipe member, and (i) a first part of said caulking portion, (ii) the collar portion, (iii) the flange portion and (iv) a second part of said caulking portion lie on a same line, the collar portion and the flange portion being between the first and second parts of said caulking portion.