Internal gear fuel pump

Details Internal gear fuel pump Internal gear fuel pump

1991-05-10

1992-10-20

Bertsch, Richard A.

Rotary expansible chamber devices

Non-metallic working member, cylinder or partition

418171, 418179, F04C 208, F04C 210

Patent

active

051565404

ABSTRACT:
Feed unit, in particular for the feeding of fuel, having an electric drive motor and a pump unit coupled to it, which comprises a base plate, an intermediate plate having a recess for rotating pump parts and a cover, at least the base plate and the cover consisting of a ceramic material and the end sides of the base plate and of the cover which face the intermediate plate having ground surfaces.

REFERENCES:
patent: 3152551 (1964-10-01), Peters
patent: 3170409 (1965-02-01), McLeod et al.
patent: 4384828 (1983-05-01), Rembold et al.
patent: 4492540 (1985-01-01), Yamamoto
patent: 4618318 (1986-10-01), Hanson

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