Aggregate for feeding fuel from supply tank to internal combusti

Rotary kinetic fluid motors or pumps – With means for re-entry of working fluid to blade set – Turbine regenerative pump

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Details

417244, 123509, F01D 112, F02M 3704

Patent

active

054356911

ABSTRACT:
Aggregate for feeding fuel from a supply tank to an internal combustion engine of a motor vehicle, has a multi-stage feed pump including a pre-feeding pump stage and at least one subsequent feeding pump stage located at the pre-feeding pump stage as considered in a feeding direction. The pre-feeding pump stage has a rotatably driven feeding element provided with at least one feeding member and is formed so that it feeds fuel with the use of a dynamic pressure effect in at least one feeding member. The feeding member is open in a peripheral direction of the feeding element.

REFERENCES:
patent: 3614256 (1971-10-01), Siegharten
patent: 3694101 (1972-09-01), Rumsey
patent: 4653979 (1987-03-01), Schillinger
patent: 4718827 (1988-01-01), Sutton
patent: 4844621 (1989-07-01), Umemura
patent: 4978277 (1990-12-01), Moore
patent: 5149252 (1992-09-01), Tuckey

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