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:
Mar. 12, 1996
Filed:
Jan. 03, 1995
Klaus Matthiesen, Blaichach, DE;
Nikolaus Hautmann, Waltenhofen, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
An ignition coil for an internal combustion engine has a housing composed of synthetic plastic material, at least one main core provided with a coaxial primary and secondary coils, a return flux core surrounding the main core, a dome extending from the housing and having a high voltage connection connected with the secondary coil and associated with a spark plug of an internal combustion engine. The main core and the return flux core are composed of a plurality of coated lamellas. The return flux coil is provided with recesses extending through the lamellas for passage of mounting means for the ignition coil, the recesses each being coated with a bushing. The bushings are formed as synthetic plastic injection molded parts which are connected of one-piece with a synthetic plastic jacket of the return flux core.