Patent ID: 6341412
Filing Date: 2002-01-29
Classification: F02M,Y10S,Y10T

Abstract:
A method of forming a plastic sheath on an electromagnetic valve and an annular plastic ring in a retaining groove in an inlet end of said electromagnetic valve which comprises assembling said electromagnetic valve to include a fuel inlet connecting piece (1) which protrudes from one end and includes said retaining groove in a circumference of the inlet end (44), and a magnet coil (4) electrically connected to a connecting plug (21), the method comprising forming an annular plastic ring in said retaining groove, forming a plastic sheath to surround at least a portion of said electromagnetic valve which covers substantially the entire length of said fuel inlet connecting piece toward its inlet end, forming radially extending side surfaces (47, 49) of an annular groove (25) bordered between an upper end of said plastic sheath and said annular plastic ring.