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:100225855(2007)0620008204:(1983-),,,,,,,(,434023),TRIZ,TRIZ;;:TH134:AThetheoryanalysisfortechnologyevolutionofbutterflyvalvessealstructureLIUFei,ZHANGQiang,SHENXi,SHUHong2mei(CollegeofMechanicalEngineeringofYangtzeUniversity,Jingzhou434023,China)Abstract:Hasanalyzedprogressprocessofthebutterflyvalvesealstructure,hascarriedonthesys2temanalysisusingtheTRIZtechnologyevolutiontheorytothebutterflyvalvesealstructureevolutionroute.Basedontheseevolutionpaths,thepossiblefiguresofbutterflyvalvessealstructurehadbeenexplored.Keywords:TRIZ;theoryoftechnologyevolution;butterflyvalvessealstructure1,,,,TRIZ,,2TRIZTRIZG1S1Altshuler,1946,250,1,4039-TRIZ(TheoryofInventiveProblemSolving),4,,,,,,,,,,,3,,,,,,820076,,2(1)311,,,,,,,,,,,,,,,,,,,,(a)(b)(c)(d)1312,,,,,,,,,,313,3,,,,,,,,,,,(),,314,,,,,,,9200764,,,,,,,,,,,,,,4TRIZ5,,,,,,,,,,TRIZ,6,411,,,,,,,412,,,(2),23413,,,3414,()(),7,,4,,0120076,,,,,,4415,,,5TRIZ,,,1.:TRIZM.:,2002:12-18.2,.J.,2004,18(3):84-86.3.J.,2006,(3):5-6.4.J.,1998,(3):1-3.5,,.J.,2002,38(12):60-65.6ZusmanA,ZlotinB,ZainievG.AnapplicationofDirectedevolution.(4):141-143.(:2007107130)112005()20052005,,:ISBN711113399-4,136/212002,,,,,1200,16,ISBN7111087429,76100/10%,15:110142:024-25653780E2mail:web@chinavalveinfo1net