Semi-automatic type register apparatus for use at a gasoline service station

Claim 1

A semi-automatic type register apparatus for dispensing fluids from a plurality of fluid-meter devices each generating dispensed fluid signals, comprising: a memory circuit for storing said dispensed fluid signals; an address designation circuit for extracting said dispensed fluid signals from said memory circuit, and generates a calculation starting signal; a price setting circuit for setting a unit price for said fluid; a calculation circuit for multiplying said dispensed fluid signals by said unit price and providing calculation signals representative thereof; a temporary memory circuit for storing said calculation signals and including a rotatable member, the positions of which represent said calculation signals; a reset mechanism for resetting said address designation circuit and said Price setting circuit; a console including indicator lamps and setting buttons for setting said memory, address designation, price setting, calculation and temporary memory circuits; a position detecting device for detecting the position of said rotatable member and including a rotary brush means and a printed circuit board which together form a circuit corresponding to the outputs from both said address designation circuit and said temporary memory circuit; a magnet driving circuit activated by said position detecting device; means for manually setting data therein; a motor started concurrently with the closing of any one of said setting button switches and stopped subsequent to the actuation of said magnet driving circuit; a plural number of swing levers and an equal number of cams interconnected with said motor through first gears; a plural number of ratchet-gears which are rotated in one direction by being meshed with an identical number of pawls of said swing levers; a plural number of second gears fixed to said rotary brush means, and an identical number of printing dial gears, said second gears and said printing dial gears being meshed together with said ratchet-gears via respective intermediate gears; a plural number of magnets each of which respectively and independently attracts a respective one of said swing levers to terminate the rotation of said first gears; printing control means including a printing console which is composed of said printing dial, a station for placing a credit card thereon, a date printing dial, a manually operative roller by means of which a record medium is pressed between said printing dial and said credit card, and a reset button actuated by said roller for resetting said register apparatus; and setting control means including a console having indicator lamps and setting buttons, and said manual setting dial.