Cushman, Darby & Cushman
Inner-cam type distribution fuel injection pump
 An inner-cam type distribution fuel injection pump has a lubricating system for lubricating the interior of a cam chamber defined by an inner cam and a rotor with a lubricating oil having a viscosity higher than the viscosity of fuel oil. The pump is structured to prevent the fuel oil from leaking into the lubricating oil. 
Nippondenso Co., Ltd.
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Yukinori Nobuo Akira Fumiaki Yutaka Osamu
Miyata Kato Shibata Tanaka Inoue Hishinuma