Gasoline dispenser with valve control through an air gap

Details Gasoline dispenser with valve control through an air gap Gasoline dispenser with valve control through an air gap

B - Operations, Transporting

67

D

222/4.3

B67D 7/32 (2010.01) B67D 7/84 (2010.01)

Patent

CA 2031170

A gasoline dispenser system includes a housing with a first enclosure providing a safe area for mounting electrical apparatus, a second enclosure providing a hazardous area for mounting fuel carrying apparatus, an air gap vapor barrier separating the first and second enclosures, at least one bifurcate electromechanical valve for controlling gasoline flow, having a solenoid winding mounted within the first enclosure, and a valve body mounted within the second enclosure, with a control rod connected from the solenoid winding, through the air chap, to a plunger or control device within the valve body, and with an elastomeric seal about the control rod for secondary sealing where it enters the second enclosure, for substantially preventing gasoline fumes from escaping from the second enclosure into the air gap.

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