发明名称 TWO CYCLES FOUR CYLINDERS ENGINE
摘要 PURPOSE:To provide the engine in reducing torque fluctuation and vibration generation with the inner and outer crank arms faced in the same direction where 2 sets of 4 crank arms are mutually positioned with 180 deg. crank angle phase difference.
申请公布号 JPS5381804(A) 申请公布日期 1978.07.19
申请号 JP19770110147 申请日期 1977.09.13
申请人 YAMAHA MOTOR CO LTD 发明人 NAITOU MASAHARU;MATSUI TAKASHI;MIZOGUCHI MASAYASU
分类号 F02B61/06;F02B73/00;F02B75/06;F02B75/18;F02B75/20;F02B77/00 主分类号 F02B61/06
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