2 results about "Fuel dispenser" patented technology

A flexible pipe coupling having first and second member rotatable relative to one another. The first member defines national pipe taper, or NPT, threads and the second member includes an internal swag member for forming a swagged connection with a flexible pipe. The coupling can be swagged fitted with respect to an end of a fluid transfer pipe having an inner or primary hose and an outer or secondary hose. The swaged connection can be made with the primary hose. The outside diameter of the coupling can be substantially the same as the outside diameter of the secondary hose so that the coupling can be passed through an entry boot of a sump disposed under a fuel dispenser.

The invention discloses a novel self-service fuel filling method. The method comprises steps: a vehicle owner drives a vehicle to arrive at a gas station and selects a fuel dispenser; a fuel dispenserserver acquires the fuel filling information of the vehicle owner, and corresponding fee information is generated; the vehicle owner handles the fee information, and the fuel dispenser server acquires a handling result; the fuel dispenser server sends a fuel filling instruction to the fuel dispenser; the fuel dispenser generates a self working instruction; the vehicle owner completes fuel fillingpreparation work and activates the fuel dispenser, and the fuel dispenser completes fuel filling according to the working instruction; and after the fuel filling, the vehicle owner completes the finishing work after fuel filling, and self-service fuel filling is completed. The fuel filling process of the vehicle owner is facilitated, the fuel filling instruction of the fuel dispenser is generateditself by the instruction of the fuel dispenser server, wrong fuel filling, more fuel filling or less fuel filling can be avoided, the reliability is higher, and the use is more convenient.