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:
Jan. 13, 2015
Filed:
Sep. 18, 2013
Applicant:
Fuji Jukogyo Kabushiki Kaisha, Tokyo, JP;
Inventors:
Toshiyuki Suzuki, Tokyo, JP;
Hirofumi Kawauchi, Tokyo, JP;
Assignee:
Fuji Jukogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 15/06 (2006.01); F02P 17/00 (2006.01); F02D 41/00 (2006.01); F02P 17/12 (2006.01);
U.S. Cl.
CPC ...
F02P 17/00 (2013.01); F02D 41/009 (2013.01); F02P 17/12 (2013.01); F02D 2041/0092 (2013.01); F02P 2017/121 (2013.01);
Abstract
There is provided an engine stroke determination apparatus. The engine stroke determination apparatus is for determining stroke of a single-cylinder four-stroke engine and includes a transistor igniter. The apparatus is configured to determine a compression stroke and an exhaust stroke by comparing voltages of ignition signals that are output in the compression stroke and the exhaust stroke by the transistor igniter.