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:
Apr. 14, 2020
Filed:
Jul. 19, 2017
Applicant:
Borgwarner Ludwigsburg Gmbh, Ludwigsburg, DE;
Inventors:
Francesco Tridico, Asperg, DE;
Timo Stifel, Stuttgart, DE;
Manfred Adolf, Schwaikheim, DE;
Dirk Wüstenhagen, Auma, DE;
Sven Schumm, Walheim, DE;
Assignee:
BorgWarner Ludwigsburg GmbH, Ludwigsburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 38/12 (2006.01); F02P 3/04 (2006.01); H01F 27/29 (2006.01); H01F 27/28 (2006.01); F02P 13/00 (2006.01); H01F 27/40 (2006.01); F02P 3/05 (2006.01); F02P 15/00 (2006.01);
U.S. Cl.
CPC ...
H01F 38/12 (2013.01); F02P 3/04 (2013.01); F02P 13/00 (2013.01); H01F 27/2828 (2013.01); H01F 27/29 (2013.01); H01F 27/40 (2013.01); F02P 3/051 (2013.01); F02P 15/008 (2013.01);
Abstract
Described is an ignition coil comprising a housing, in which a transformer is arranged, and a plug connector, wherein the plug connector has a high voltage contact, which is connected to the secondary side of the transformer by means of a wire, which resiliently presses against an electrical contact surface. The contact surface is concavely shaped.