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:
Feb. 07, 1989
Filed:
May. 11, 1988
Tomokazu Umezaki, Himeji, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
An ignition coil have a secondary winding wound on and around a secondary bobbin, have one end of the secondary winding connected to a high voltage terminal, and have a portion of the secondary winding close to the connected end engaged with a binding portion formed on a circumferential edge of one end of the secondary bobbin, wherein the binding portion comprises a winding piece which projects outwardly in the radial direction of the secondary bobbin and around which an end portion of the secondary winding is wound in several turns, and an engaging piece which is formed to extend from the leading edge of the winding piece along the central axis of the secondary bobbin and which has a side surface formed with a groove for inserting the secondary winding for clipping.