US Patent 7370845 Throttle body for two-wheeled vehicle

Patent 7370845 was granted and assigned to Keihin Corporation on May, 2008 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Keihin Corporation

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7370845

Date of Patent

May 13, 2008

Patent Application Number

11447845

Date Filed

June 7, 2006

Patent Primary Examiner

‌

Richard L. Chiesa

Patent abstract

To shorten a side mounting pitch of adjacent throttle bodies, in a multiple throttle body, thereby improving a mounting property to a two-wheeled vehicle, a discharge open hole (5) and a fuel spray escaping hole (7) are continuously provided toward a suction air passage (2a) in a downstream side of a throttle valve (4), longitudinal axes (X-X) of the respective throttle valve shafts (3,3) are coaxially arranged, a plurality of throttle bodies (1) are arranged in a side direction, an engine side mounting pipe sleeve (10) formed in an outer periphery of the downstream side suction air passage (2a) including at least the fuel spray escaping hole (7) and the engine side end surface (1a) is formed in an oval or an elliptic shape, and short axis portions (10a) of the oval or the elliptic shape are arranged along the longitudinal axis (X-X).