| 摘要 |
PROBLEM TO BE SOLVED: To inexpensively manufacture an air filter by one process for integrating a frame and a metal net by insert injection molding in manufacturing the air filter. SOLUTION: The manufacturing method of the air filter includes a process for inserting a standard length metal net 21 in the space part of a recessed mold C to fix the same and a process for moving a protruded mold D toward the recessed mold C to perform mold closing operation and subsequently injecting a resin in the cavity formed by the recessed mold C and the protruded mold D to mold the air filter 2 wherein the edge part of the metal net 21 is surrounded by a resin body. COPYRIGHT: (C)2006,JPO&NCIPI |
