Apparatus for clearing a meter for dispensed fluid

Claim 1

APPARATUS FOR AUTOMATICALLY RESETTING A METER AND PRICE COMPUTER FOR DISPENSED FLUID, COMPRISING, IN COMBINATION, HYDRAULIC MOTOR MEANS DRIVEN BY DISPENSED FLUID FOR DIRECTLY DRIVING THE METER AND PRICE COMPUTER; A RESETTING SHAFT FOR RESETTING THE METER AND PRICE COMPUTER; AN ACCUMULATOR INCLUDING A MOVABLE ELEMENT FOR EFFECTING STORAGE OF ENERGY WHEN MOVED IN A LOADING DIRECTION, SAID ELEMENT TENDING TO MOVE IN THE OPPOSITE DIRECTION TO RELEASE STORED ENERGY; CONTROL MEANS FOR OPERATIVELY CONNECTING SAID ELEMENT TO SAID DRIVE SHAFT SO THAT SAID ELEMENT IS MOVED IN SAID LOADING DIRECTION WHEN THE METER AND PRICE COMPUTER IS OPERATED BY THE DISPENSED FLUID; COUPLING MEANS FOR OPERATIVELY CONNECTING SAID ELEMENT TO SAID RESETTING SHAFT SO THAT THE METER AND PRICE COMPUTER IS RESET DURING MOVEMENT OF SAID MOVABLE ELEMENT IN SAID OPPOSITE DIRECTION; BLOCKING MEANS FOR BLOCKING SAID ELEMENT AGAINST MOVEMENT IN SAID OPPOSITE DIRECTION; AND RELEASING MEANS OPERATIVELY CONNECTED TO SAID BLOCKING MEANS FOR RELEASING THE SAME SO THAT SAID ELEMENT MOVES IN SAID OPPOSITE DIRECTION AND EFFECTS RESETTING OF THE METER AND PRICE COMPUTER.