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U.S. Department of Energy
Office of Scientific and Technical Information

Brushless dc fuel pump responsive to pressure sensor

Patent ·
OSTI ID:7042655
This patent describes a self-contained brushless electric-motor fuel pump. It comprises a pair of spaced end caps and a case joining the end cap to form a hollow pump housing, fuel outlet passage means extending through one of the end caps and fuel inlet passage means extending through the other of the end caps, a brushless electric-motor including a permanent magnet armature, pump means coupled to the armature; a pressure sensor mounted on the one end cap and coupled to the outlet passage means; pump motor control means including a circuitboard assembly mounted within a hollow cavity in the one end cap.
Assignee:
Walbro Corp., Cass City, MI (United States)
Patent Number(s):
US 5120201; A
Application Number:
PPN: US 7-628369
OSTI ID:
7042655
Country of Publication:
United States
Language:
English