Fuel supply apparatus

Details Fuel supply apparatus Fuel supply apparatus

2008-05-06

2010-10-05

Gimie, Mahmoud (Department: 3747)

Internal-combustion engines

Charge forming device

With fuel pump

Reexamination Certificate

active

07806109

ABSTRACT:
A fuel pump unit includes a fuel pump which is driven by a motor, a secondary filter case placed to surround the fuel pump and contains a filter, a reserve cup which houses the fuel pump and the secondary filter case, and a pump controller which drivingly controls the fuel pump. A shielding material is provided in the reserve cup to shield electrical noise generated by the fuel pump. The shielding material is grounded. The pump controller includes a pump drive circuit which is provided with an electric filter.

REFERENCES:
patent: 4623764 (1986-11-01), Petre et al.
patent: 4845393 (1989-07-01), Burgess et al.
patent: 6216671 (2001-04-01), Sawert et al.
patent: 6541883 (2003-04-01), Uffelman
patent: 2008/0011276 (2008-01-01), Satoh et al.
patent: A-08-177668 (1996-07-01), None
patent: A-2004-332582 (2004-11-01), None

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