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.

Date of Patent:
Mar. 23, 2010

Filed:

Nov. 02, 2007
Applicants:

Takashi Idogawa, Chiyoda-ku, JP;

Takeshi Shimizu, Chiyoda-ku, JP;

Inventors:

Takashi Idogawa, Chiyoda-ku, JP;

Takeshi Shimizu, Chiyoda-ku, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 38/12 (2006.01); H01F 38/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

An ignition coil apparatus for an internal combustion engine can be produced at low cost with a simple structure, and can be inserted into a bent plug hole without impairing insertability thereof. The apparatus is provided with a high voltage tower () that holds a high voltage terminal () in its interior, and a cylindrical plug boot () that has electrical insulation and flexibility and is attached at its one end to the high voltage tower (). The plug bootis installed on a main body of the internal combustion engine by being inserted into the bent plug hole. The plug boot () has a thin wall part () of a thin thickness formed at a location facing in opposition to a bent portion of the plug hole.


Find Patent Forward Citations

Idogawa, Takashi. (2010). Ignition coil apparatus for internal combustion engine (U.S. Patent No. 7681563). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7681563

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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