VACUUM TOILET SYSTEM Russian patent published in 2005 - IPC

FIELD: transport engineering; vehicle vacuum toilet system.

SUBSTANCE: proposed system contains one toilet 1 placed in heated room 3 and connected through discharge valve 4 with drain pipe 5, container collector 6 connected with drain pipe 5 and device 8 to build vacuum in container-collector 6 and drain pipe 5. Container-collector is made in form of elongated vertically installed container 6 for collecting liquid sewage. Drain pipe is connected to container-collector 6 near center of its cylindrical main part. Container-collector is arranged in tight contact with room so that it is heated in height owing to heating of room. Container-collector can receive at least five toilet water drains.

EFFECT: prevention of freezing of contents in container-collector in period between its emptying without use of separate heating system.

12 cl, 2 dwg