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:
Oct. 21, 2003
Filed:
Nov. 09, 2000
Thomas R. Neuenschwander, Fort Wayne, IN (US);
L.H. Carbide Corporation, Fort Wayne, IN (US);
Abstract
An ignition coil assembly having an inner core element formed from an interlocked stack of elongate laminae plates. Each of the laminae plates has a substantially common length and a substantially uniform width along the length thereof, with the length of each laminae plates being greater than a width thereof. A first one of the plurality of laminae plates being the widest laminae plate in the stack is located substantially in a center thereof with others of the laminae plates located above and below the first laminae plate and having progressively decreasing widths. Each of the laminae plates in the stack being interlocked to an adjacent laminae plate and the stack having substantially planar end surfaces that are provided with guide elements that are aligned substantially perpendicular to the widths of the plurality of laminae plates. The guide elements include notches and/or projections that can have various geometric shapes.