CARTRIDGE FOR PRINTING MATERIAL AND FEEDING SYSTEM OF PRINTING MATERIAL Russian patent published in 2015 - IPC B41J2/175 

FIELD: printing.

SUBSTANCE: printing device has a part for attachment of cartridges, comprising a block of outlets, having outlets of the device, located at its inclined surface, and a tube for feeding the printing material. Among the outlets of the device one ground outlet of the device is located in the middle of them in the direction of Y, protrudes at a greater height than the other numerous outlets of the device. The cartridge for printing material comprises a printed circuit, a supply port of the printing material and a part for mounting the circuit which is inclined at an acute angle relative to a plane extending from the surface of the port opening of the printing material supply. The printed circuit is located so that one outlet of the cartridge on the printed circuit comes into contact with a ground outlet of the device earlier than other outlets of the cartridge during attachment of the cartridge for printing material to the part for attachment of cartridges. This structure enables to attach the cartridge for printing material, which is in the proper correct orientation or aligned position, to the printing device.

EFFECT: structure also reduces possibility of damage caused by applying high voltage to the circuits of the cartridge for printing material.

23 cl, 30 dwg