GASOLINE TRAP ADSORBER IN VEHICLE FUEL SYSTEM Russian patent published in 2015 - IPC F02M25/08 F02M33/02 

FIELD: transport.

SUBSTANCE: invention relates to ICE exhaust toxicity decreasing. Invention discloses ICE exhaust system gasoline vapour catcher including case 1, bottom and covers. Adsorbing element 13 is arranged inside said case as well as gas-air mix inlet and discharge pipes, two-way purge valve 8 and purge pipe. Note here that said case consists of two aligned vessels 14, 15, fitted one in another and communicated in lower part. Gas-air mix and outlet inlet pipes are communicated with outer vessel while purge pipe is connected therewith. Aforesaid cover consists of two covers with cavities for condensate collection. First cover accommodates inlet pipe while second cover houses gas-air discharge pipe and purge valve. In compliance with second version, adsorber additionally comprises spring-loaded pressure plate 6 with washer 7 of foam-rubber arranged at bottom part.

EFFECT: reduced emission of gas vapours, simplified design.

16 cl, 3 dwg