Motor-driven fuel pump

Details Motor-driven fuel pump Motor-driven fuel pump

1990-12-13

1992-07-21

Bertsch, Richard A.

Pumps

Motor driven

Electric or magnetic motor

41742314, 417366, 310245, F04B 3902, F04B 1700, F04B 3504, H01R 3940

Patent

active

051318229

ABSTRACT:
A motor-driven fuel pump including a cylindrical housing; a pump section fixedly mounted at one end portion of the housing so as to close the one end portion; a motor section mounted in the housing for driving the pump section; and a cover member fixedly mounted at the other end portion of the housing so as to close the other end portion by caulking an end of the housing; wherein an outer end surface of the cover member projects outwardly from the caulked end of the housing to increase a wall thickness of the cover member without increasing a total length of the housing, whereby a sound from the motor section is reduced.

REFERENCES:
patent: 4112321 (1978-09-01), Wan
patent: 4778354 (1988-10-01), Idei
patent: 4784587 (1988-11-01), Takei et al.

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