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    • 5. 发明专利
    • Cam shaft supporting structure and method for four-cycle engine
    • 四轮发动机凸轮支撑结构与方法
    • JP2014037784A
    • 2014-02-27
    • JP2012179314
    • 2012-08-13
    • Suzuki Motor Corpスズキ株式会社
    • YAGI SHINTAROHATAKEYAMA YUTAKA
    • F01L1/04
    • PROBLEM TO BE SOLVED: To prevent generation of collision noise between a cam shaft housing supporting a cam shaft through a bearing, and the bearing.SOLUTION: In a cam shaft supporting structure of a four-cycle engine in which a first ball bearing 27 and a second ball bearing 28 are respectively disposed on each of both end portions of a cam shaft 17, these ball bearings are held in a cam shaft housing 29 formed integrally with a cylinder head 11, and one end portion 17A of the cam shaft 17 is provided with a cam chain sprocket 20 at an outer side with respect to the first ball bearing 27, the other end portion 17B at a side opposite to the cam chain sprocket 20, of the cam shaft 17 and the second ball bearing 28, and the second ball bearing 28 and the cam shaft housing 29 are respectively constituted by interference-fit.
    • 要解决的问题:为了防止通过轴承支撑凸轮轴的凸轮轴壳体与轴承之间产生碰撞噪声。解决方案:在四冲程发动机的凸轮轴支撑结构中,其中第一球轴承27和 第二滚珠轴承28分别设置在凸轮轴17的两端部的每一个上,这些滚珠轴承保持在与气缸盖11一体形成的凸轮轴壳体29中,凸轮轴17的一端部17A 在相对于第一滚珠轴承27的外侧设置有凸轮链轮20,在凸轮链轮20的与凸轮链轮20相对的一侧,另一端部17B,凸轮轴17和第二滚珠轴承28,以及 第二球轴承28和凸轮轴壳体29分别由干涉配合构成。
    • 6. 发明专利
    • Cooling structure of two-cycle engine
    • 双循环发动机冷却结构
    • JP2006161617A
    • 2006-06-22
    • JP2004351895
    • 2004-12-03
    • Suzuki Motor Corpスズキ株式会社
    • YAGI SHINTARO
    • F01P3/02F01P5/10F02F1/22
    • PROBLEM TO BE SOLVED: To provide a cooling structure of a two-cycle engine capable of effectively improving cooling performance and possible to be simplified for miniaturization.
      SOLUTION: This cooling structure is provided with an exhaust port 24a in a cylinder block, and an intake port 18a is arranged in a crank case 11 under the exhaust port 24a, and on the other hand, a water pump 26 is arranged in the crank case 11 on the opposite side in relation to the exhaust port 24a. A first cooling water passage 35 is provided to introduce cooling water discharged from the water pump 26 to a cooling water jacket of a cylinder head, and a second cooling water passage 47 is arranged in the crank case 11 to introduce one part of the cooling water discharged from the water pump 26 to the cooling water jacket 44A under the exhaust prot 24a.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供能够有效地改善冷却性能并且可以简化以实现小型化的双冲程发动机的冷却结构。 解决方案:该冷却结构在气缸体中设置有排气口24a,并且进气口18a布置在排气口24a下的曲轴箱11中,另一方面,布置有水泵26 在相对于排气口24a的相对侧的曲柄箱11中。 第一冷却水通道35用于将从水泵26排出的冷却水引入气缸盖的冷却水套,第二冷却水通道47设置在曲轴箱11中,以将一部分冷却水 从排水阀24a排出到水泵26的冷却水套44A。 版权所有(C)2006,JPO&NCIPI
    • 9. 发明专利
    • Ignition device for two cycle engine
    • 双循环发动机点火装置
    • JP2006161679A
    • 2006-06-22
    • JP2004354376
    • 2004-12-07
    • Suzuki Motor Corpスズキ株式会社
    • HISAMA KATSUNORIYAGI SHINTARO
    • F02P15/08F01P3/02F02F1/24F02F1/40F02P13/00
    • PROBLEM TO BE SOLVED: To provide an ignition device for a two cycle engine effectively improving combustion and simultaneously improving cooling performance or the like.
      SOLUTION: Two ignition plugs 17A, 1B are arranged in front and rear along a vehicle traveling direction in parallel in one cylinder. One ignition plug 17A is provided on a center part of a combustion chamber 43 formed in a cylinder head 13 and another ignition plug 17b is provided in a scavenging port 23 side opposing an exhaust port 24a formed in an cylinder block 13. A guide rib regulating flow of cooling water to make cooling water flow from the exhaust port 24a side to the scavenging port 23 side is provided in a cooling water jacket 37 formed in the cylinder head 14.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种用于双循环发动机的点火装置,其有效地改善燃烧并同时改善冷却性能等。 解决方案:两个火花塞17A,1B沿着车辆行进方向在一个气缸中并列布置在前部和后部。 一个点火塞17A设置在形成在气缸盖13中的燃烧室43的中心部分上,另一个火花塞17b设置在与形成在气缸体13中的排气口24a相对的扫气口23侧。调节 在形成于气缸盖14的冷却水套37中设置冷却水的流动,​​使冷却水从排气口24a侧向扫气口23侧流动。(C)2006,JPO&NCIPI