Document Type and Number:
Japanese Patent JPS5741592
Kind Code:
B2
Abstract:
A combined lift and metering pump includes a set of relatively rotating pump elements in the form of an outer gear and a eccentrically disposed inner gear fixed on a drive shaft. A regulator communicates through a control passage with a discharge chamber of the pump to regulate fuel pressure in the discharge chamber and a metering orifice formed through the outer gear provides for intermittent communication with a timing port once with each revolution of the outer gear for discharging a metered amount of fuel from the discharge chamber.
Application Number:
JP3485080A
Publication Date:
September 03, 1982
Filing Date:
March 21, 1980
Export Citation:
International Classes:
G01F3/10; F04B49/08; F04C2/10; F04C13/00; F04C14/26; F04C15/06; F23K5/00; F04B; F04C