APPARATUS FOR FEEDING FUEL FROM FUEL STORAGE TANK TO INTERNAL COMBUSTION ENGINE OF CAR

Japanese Patent JPS61212693

A

An arrangement for feeding fuel to an internal combustion engine of a power vehicle, comprises a supply tank, a feeding pump having a pump chamber, a rotor rotatable in the pump chamber, a suction side connected with the supply tank, a pressure side connectable with the internal combustion engine, the rotor having two end sides and being provided on at least one of the end sides with a rim-shaped feeding member having a first feeding member rim and a second feeding member rim which are arranged so that the first feeding member rim is surrounded by the second feeding member rim, a wall of the chamber which is adjacent to the feeding member, the wall being provided with two substantially ring-shaped side passages which are located opposite to the feeding member rims and open toward the latter, a suction opening and a pressure opening, one of the side passages being an inner side passage and connected with the suction opening, while the other of the side passages being an outer side passage and being connected with the pressure opening, the inner side passage having an end portion located behind the suction opening, the outer side passage having a partial region located before the pressure opening as considered in a flow direction, an intermediate passage in which the end portion of the inner side passage merges and which merges into the partial region of the outer side passage, the chamber wall including a member, the member in the region of the intermediate channel being provided with a throughgoing opening.

RAINAA SHIRINGAA

JP5518486A

September 20, 1986

March 14, 1986

Click for automatic bibliography generation  

BOSCH GMBH ROBERT

F02M37/04; F02M37/20; F04D5/00; F04D9/00; (IPC1-7): F04D5/00; F04D9/00

JPS59145395A	1984-08-20
JP59167956B

Toshio Yano

Previous Patent: DEVICE FOR DETECTING LEAK IN PUMP SEAL

Next Patent: SELF-PRIMING PUMP DEVICE