Apparatus and method for controlling and prevention of venting o

Details Apparatus and method for controlling and prevention of venting o Apparatus and method for controlling and prevention of venting o

1999-04-07

2000-11-28

Jacyna, J. Casimer

Fluent material handling, with receiver or receiver coacting mea

Filling or refilling of dispensers

141197, B67D 500

Patent

active

061521914

ABSTRACT:
In a gaseous fuelling system for motor vehicles, the residual gas in the fill lines is depressurized in a controlled manner to prevent gas "blow back" from the vehicle tank. Methods for blow back detection and prevention in direct and indirect fill procedures are provided.

REFERENCES:
patent: 5549142 (1996-08-01), Beale
patent: 5687776 (1997-11-01), Forgash et al.
patent: 5954101 (1999-09-01), Drube et al.

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