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.:

US 7980220 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 19, 2011

Filed:

Oct. 04, 2007
Applicants:

Brad Alan Boyer, Canton, MI (US);

Hosuk Howard Jung, Troy, MI (US);

William Francis Stockhausen, Northville, MI (US);

Inventors:

Brad Alan Boyer, Canton, MI (US);

Hosuk Howard Jung, Troy, MI (US);

William Francis Stockhausen, Northville, MI (US);

Assignee:

Ford Global Technologies, LLC, Dearborn, MI (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F02D 41/30 (2006.01); F02M 9/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method is described for operating a gaseous fueled engine, where gaseous fuel and intake air are delivered to a first intake port of a cylinder of the engine and intake air without gaseous fuel is delivered to a second intake port of the cylinder, the first port separated from the second port. Further, the method includes inducting the fuel and intake air from the first port via a first intake valve, and the intake air from the second port via a second intake valve, into the cylinder, where the first intake valve is opened after the second intake valve.


Find Patent Forward Citations

Boyer, Brad. (2011). Staggered intake valve opening with bifurcated port to eliminate hydrogen intake backfire (U.S. Patent No. 7980220). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7980220

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

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