VEHICLE TOILET SYSTEM Russian patent published in 1998 - IPC

FIELD: railway transport; car toilet equipment. SUBSTANCE: car toilet system has toilet bowl 1 with nozzle 3 installed in its lower U- shaped intake 2, water flush equipment with flush switch, tank-accumulator, transporting pipeline from outlet of U- shaped intake to upper part of tank-accumulator 11, control unit 16 connected by its inputs to vehicle supply source and to flush switch. Liquid pump 13 with electric motor is introduced additionally. Inlet of pipeline connecting input of liquid pump with tank-accumulator 11 has intake filter 16 and is located in middle zone of tank-accumulator made in form of bioreactor. Output of liquid pump is connected by pipeline with input of nozzle, and electric motor of liquid pump is connected to output of control unit. Liquid filter 18 can be installed additionally in tank-accumulator to divide in into sections. Inlet of pipeline connecting tank- accumulator with input of liquid pump is located at height smaller than height of installation of liquid filter. Bottom of tank-accumulator can be made inclined, with drain pipe provided with shutoff device installed in lower point of bottom. EFFECT: enhanced reliability of operation. 4 cl, 4 dwg