The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 03, 2003
Filed:
Oct. 23, 2001
Junichi Shimada, Mito, JP;
Noboru Sugiura, Mito, JP;
Yoichi Anzo, Hitachinaka, JP;
Eiichiro Kondo, Hitachinaka, JP;
Kazutoshi Kobayashi, Hitachinaka, JP;
Takahide Kosai, Hitachinaka, JP;
Toshiaki Ueda, Urizura, JP;
Other;
Abstract
An individual ignition type ignition coil is adopted to an engine having a plastic head cover. A secondary coil is positioned at an inner side of a primary coil and between a secondary bobbin and a center core a soft epoxy resin is filled up. The soft epoxy resin hash a dent according t a compression molding and has a glass transition point Tg which satisfies a specified condition. The secondary bobbin is formed by PPS and the primary bobbin is set to the primary coli at outer side of the secondary assembling body and under an assembling condition the winding is carried out.