Lorusso & Loud
Resin molding with embedded coil for electromagnetic valve with thermal shock protection of coil leads
 A resin molding and coil device for an electromagnetic valve for use in a vehicular hydraulic control circuit. The coil device includes a coil bobbin, an electromagnetic coil wound on the coil bobbin, leads extending from the electromagnetic coil, connection terminals connected to the leads and assembled with the coil bobbin, a molding resin covering the entire device excepting portions of the connector terminals and a thermal shock absorber, having high heat resistance, flexibility and insulating value, interposed between the leads and the molding resin. The coil device may further have grooves formed in the coil bobbin with the leads arranged therein. 
Aisin AW Co., Ltd.
H
H01F
inventional
Takeshi Masayuki Nobuaki Kiyohiko Masao
Nasu Sugiura Miki Sugiura Saito