ATBECHDEDKESFRGBGRITLILUNLSEMCPTIESILTLVFIROMKCYALTRBGCZEEHUPLSKBAHRISYU........JDIM360 Ver 2.15 (14 Jul 2008) - 1620000/01555402EUROPEAN PATENT APPLICATIONA320090722EP05000886.120050118itenenve20040002 U20040119IT2009072220093020050720200529F02B 25/02 20060101AFI20050511BHEP deEine Zweitaktbrennkraftmaschine, insbesondere für tragbare Werkzeuge wie Motorsäge, Buschschneiders usw...enTwo-stroke internal combustion engine, in particular for portable tools such as power saws, bush cutters, etc...frUn moteur à combustion interne à deux temps, notamment pour outils portatifs comme scies entraînées par moteur, débroussailleuses, etc...1Euromotor S.P.A.03929170701.159Via P.F. Calvi, 10631015 Conegliano (Treviso)ITPossamai, MirkoEuromotor S.p.A. Via P.F. Calvi, 10631015 ConeglianoITPiovesana, Paolo00046931Via F. Baracca, 5/a30173 Venezia-MestreITATBEBGCHCYCZDEDKEEESFIFRGBGRHUIEISITLILTLUMCNLPLPTROSESISKTRALBAHRLVMKYU20090722200930

A two-stroke internal combustion engine, in particular for portable tools such as power saws, bush cutters, etc., comprising a bed (2) in which for the reciprocating piston (8) at least one chamber (44) is provided to which the mixture inlet port (20) and the spent gas outlet port (30) are connected, characterised in that the spent gas outlet port (30) is provided with a valve (32), the opening and closure of which are controlled by the rotation of the piston crankshaft (16).