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1. (WO2018200998) LIQUID TRAP DRAIN PUMP

Pub. No.:    WO/2018/200998    International Application No.:    PCT/US2018/029869
Publication Date: Fri Nov 02 00:59:59 CET 2018 International Filing Date: Sat Apr 28 01:59:59 CEST 2018
IPC: F02M 37/10
F02D 41/30
F02D 41/00
F02M 25/08
B60K 15/077
B60K 15/035
B60K 15/03
Applicants: EATON CORPORATION
Inventors: BENJEY, Robert P.
SMITH, Jeffrey B.
PIFER, Daniel
DAYTON, Robert A.
Title: LIQUID TRAP DRAIN PUMP
Abstract:
A pump assembly for a liquid trap of a vehicle fuel tank assembly includes a pump configured to couple to the liquid trap and selectively drain liquid therefrom, a sensor configured to monitor an inductive signature of the pump, and a controller programmed to operate the pump and monitor the inductive signature to determine if liquid is present in the liquid trap based on the monitored inductive signature.