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1. 发明申请

WO2010061974A1 ENGINE AND ENGINE-POWERED TOOL EQUIPPED WITH SAME 审中-公开
标题翻译：发动机和发动机驱动的工具同时配备
公开(公告)号：WO2010061974A1
公开(公告)日：2010-06-03
申请号：PCT/JP2009/070369
申请日：2009-11-27
申请人： HITACHI KOKI CO., LTD. , YASUTOMI, Toshinori , OHTSU, Shinki , KAMIMURA, Junichi , SUNAOSHI, Mitsuhiro
发明人： YASUTOMI, Toshinori , OHTSU, Shinki , KAMIMURA, Junichi , SUNAOSHI, Mitsuhiro
IPC分类号： F02B25/14 , F02B23/08
CPC分类号： F02B25/14 , F02B23/08 , F02B25/22 , F02B63/02 , F02B2075/025 , Y02T10/125
摘要： The engine (1) has a combustion chamber (4) defined by wall surfaces (5 and 20) of the cylinder bore (3) and the top surface (24) of a piston (9) that reciprocates in the cylinder bore (3) between an upper dead point and a lower dead point. A plurality of protuberances (6) are integrally formed in the upper wall surface (5) of the cylinder bore (3) facing the top surface (24) of the piston (9).
摘要翻译：发动机（1）具有由气缸孔（3）的壁面（5和20）和在气缸孔（3）中往复运动的活塞（9）的顶表面（24）限定的燃烧室（4）在上死点和下死点之间。在气缸孔（3）的面向活塞（9）的顶表面（24）的上壁表面（5）中一体地形成有多个突起（6）。

2. 发明申请

WO2012133071A1 MUFFLER AND ENGINE-DRIVEN WORK MACHINE 审中-公开
标题翻译：发动机和发动机工作机
公开(公告)号：WO2012133071A1
公开(公告)日：2012-10-04
申请号：PCT/JP2012/057255
申请日：2012-03-14
申请人： Hitachi Koki Co., LTD. , YASUTOMI, Toshinori
发明人： YASUTOMI, Toshinori
IPC分类号： F01N1/08 , F01N13/00 , F01N13/08 , F01N13/18 , F02B27/04
CPC分类号： F01N13/00 , F01N1/08 , F01N13/002 , F01N13/08 , F01N13/1888 , F01N2470/00 , F01N2470/20 , F01N2590/06 , F02B27/04 , F02B63/02 , F02B2075/025 , Y02T10/146
摘要： An engine-driven work machine including: a two-cycle engine including a piston which is configured to reciprocally move inside a cylinder to which an exhaust port is formed; and a front end tool configured to be driven by the engine, wherein an expansion chamber is connected to the exhaust port via a connection duct, wherein the connection duct includes a first end and a second end, and the connection duct extends from the first end in an axial direction of the exhaust port, is bent in a direction away from an axis of the exhaust port and is connected to the expansion chamber at the second end, and wherein a housing of the expansion chamber is disposed at an inner side of the connection duct and an engine block including the cylinder and a crank case.
摘要翻译：一种发动机驱动的作业机械，包括：二冲程发动机，其包括活塞，所述活塞构造成在形成有排气口的气缸内往复移动; 以及前端工具，其构造成由所述发动机驱动，其中，膨胀室经由连接管连接到所述排气口，其中所述连接管道包括第一端和第二端，并且所述连接管道从所述第一端在所述排气口的轴向上沿着与所述排气口的轴线相反的方向弯曲，并且在所述第二端与所述膨胀室连接，并且所述膨胀室的壳体配置在所述排气口的内侧连接管道和包括气缸和曲轴箱的发动机缸体。

3. 发明申请

WO2014155945A1 ENGINE AND PORTABLE WORKING MACHINE 审中-公开
标题翻译：发动机和便携式工作机
公开(公告)号：WO2014155945A1
公开(公告)日：2014-10-02
申请号：PCT/JP2014/000835
申请日：2014-02-19
申请人： HITACHI KOKI CO., LTD.
发明人： YASUTOMI, Toshinori
IPC分类号： F02B63/02 , F01N13/00 , F02B25/00
CPC分类号： F01N13/002 , F01N2340/00 , F01N2470/30 , F01N2590/06 , F02B25/00 , F02B63/02
摘要： An engine that can suppress decrease in a function of causing an unburned gas to remain in a combustion chamber is provided. An engine 12 has a combustion chamber 18 provided inside a cylinder 19, in which an exhaust port 32 connected to the combustion chamber 18 is opened and closed by a piston 22 reciprocating inside the cylinder 19. The engine 12 includes: a first exhaust passage 31 provided in the cylinder 19 and connected to the exhaust port 32; an opening 31a formed on the downstream end of the first exhaust passage 31 in a direction of discharge of a combustion gas discharged from the exhaust port 32; and a second exhaust passage 36 connected to the opening 31a via a connection passage 41. The center E of the connection passage 41 in a cylinder axial direction and the center C of the opening 31a in the cylinder axial direction are arranged at different positions from each other in the cylinder axial direction.
摘要翻译：提供了能够抑制使未燃烧气体残留在燃烧室中的功能降低的发动机。发动机12具有设置在气缸19内部的燃烧室18，其中连接到燃烧室18的排气口32由在气缸19内往复运动的活塞22打开和关闭。发动机12包括：第一排气通道31 设置在气缸19中并连接到排气口32; 在从排气口32排出的燃烧气体排出的方向上形成在第一排气通路31的下游端的开口31a; 以及经由连接通路41与开口部31a连接的第二排气通路36.连接通道41的气缸轴向的中心E和气缸轴向的开口31a的中心C配置在与各个其他在缸体轴向。

4. 发明公开

EP3040546A1 ENGINE AND ENGINE WORK MACHINE PROVIDED WITH SAME 审中-公开
标题翻译：摩托罗拉MOTORBEBETSMASCHINE DAMIT
公开(公告)号：EP3040546A1
公开(公告)日：2016-07-06
申请号：EP14840177.1
申请日：2014-07-25
申请人： Hitachi Koki Co., Ltd.
发明人： YASUTOMI, Toshinori , TSURUTA, Kuniyuki
IPC分类号： F02F1/00 , C23C18/34 , C23C18/38 , F02B63/02
CPC分类号： F02F7/0085 , C23C18/1651 , C23C18/1692 , C23C18/34 , C23C18/36 , C23C18/38 , C23C28/023 , F02B63/02 , F02F1/004 , F02F1/18 , F05C2201/028 , F05C2253/12
摘要： An engine operating machine having a cylinder made of magnesium alloy which is excellent in weight reduction while maintaining durability of the engine is provided. The engine operating machine has: an engine having a cylinder 16 having a piston 15 embedded in a cylinder bore 23; and an operating tool driven by the engine. The cylinder 16 is made of magnesium alloy. A nickel plating film or a copper plating film is formed on the cylinder bore 23 or the entire of the cylinder including the cylinder bore 23 and an outer surface of the cylinder 16.
摘要翻译：提供一种发动机操作机，其具有在保持发动机的耐久性的同时具有优异的重量减轻的由镁合金制成的圆筒。发动机操作机具有：具有缸体16的发动机，其具有嵌入在气缸孔23中的活塞15; 以及由发动机驱动的操作工具。气缸16由镁合金制成。在气缸孔23或包括气缸孔23和气缸16的外表面的气缸的整个部分上形成镀镍膜或镀铜膜。

5. 发明授权

EP2689114B1 ENGINE-DRIVEN WORK MACHINE 失效转让
标题翻译： MOTORIZED作业机械
公开(公告)号：EP2689114B1
公开(公告)日：2016-07-20
申请号：EP12713387.4
申请日：2012-03-14
申请人： Hitachi Koki Co., Ltd.
发明人： YASUTOMI, Toshinori
IPC分类号： F01N1/08 , F01N13/00 , F01N13/08 , F01N13/18 , F02B27/04 , F02B63/02 , F02B75/02
CPC分类号： F01N13/00 , F01N1/08 , F01N13/002 , F01N13/08 , F01N13/1888 , F01N2470/00 , F01N2470/20 , F01N2590/06 , F02B27/04 , F02B63/02 , F02B2075/025 , Y02T10/146

6. 发明公开

EP3308907A1 DRIVING MACHINE 有权转让
标题翻译：驾驶机器
公开(公告)号：EP3308907A1
公开(公告)日：2018-04-18
申请号：EP16807377.3
申请日：2016-06-02
申请人： Hitachi Koki Co., Ltd.
发明人： SATO, Shinichiro , UEDA, Takashi , ITO, Yutaka , ENTA, Jyun , YASUTOMI, Toshinori , KOMAZAKI, Yoshiichi , KOBORI, Kenji
IPC分类号： B25C7/00
CPC分类号： B25C1/008 , B25C1/047 , B25C1/06 , B25C7/00
摘要： A driver capable of handling a case with clogging of a fastener in an ejection part is provided. In a driver (10) including: an ejection part (27) to which a fastener is supplied; a driver blade (23) which moves from a first position toward a second position and drives the fastener into a driven member; and a rack (42) provided to the driver blade (23), the driver further has: a rotary component (38) engaging with the rack (42) and moving the driver blade (23) from the second position to the first position; and a lock plate (56) engaging with the rack (42). The driver blade (23) moves from the second position to the first position while the rotary component (38) rotates once, the rotary component (38) is released from engaging with the rack (42) after the driver blade (23) moves from the second position to the first position, and moves from the first position to the second position, and the lock plate (56) is engageable with the rack (42) when the driver blade (23) stops before reaching the second position from the first position.
摘要翻译：提供了一种能够在排出部件中处理紧固件堵塞的情况的驱动器。在驱动器（10）中包括：供给紧固件的喷射部（27）驱动器叶片（23），其从第一位置向第二位置移动并且将所述紧固件驱动到从动构件中; 和设置于所述驱动器叶片（23）的齿条（42），所述驱动器还具有：与所述齿条（42）接合并且将所述驱动器叶片（23）从所述第二位置移动到所述第一位置的旋转部件（38）和与所述齿条（42）接合的锁定板（56）。当旋转部件（38）旋转一次时，驱动器叶片（23）从第二位置移动到第一位置，旋转部件（38）在驱动器叶片（23）移动之后从与齿条（42）第二位置移动到第一位置并且从第一位置移动到第二位置，并且当驱动器叶片（23）在从第一位置到达第二位置之前停止时，锁定板（56）可与齿条（42）接合位置。

7. 发明公开

EP2689114A1 MUFFLER AND ENGINE-DRIVEN WORK MACHINE 失效转让
标题翻译：消声器和发动机驱动工作机
公开(公告)号：EP2689114A1
公开(公告)日：2014-01-29
申请号：EP12713387.4
申请日：2012-03-14
申请人： Hitachi Koki Co., Ltd.
发明人： YASUTOMI, Toshinori
IPC分类号： F01N1/08 , F01N13/00 , F01N13/08 , F01N13/18 , F02B27/04
CPC分类号： F01N13/00 , F01N1/08 , F01N13/002 , F01N13/08 , F01N13/1888 , F01N2470/00 , F01N2470/20 , F01N2590/06 , F02B27/04 , F02B63/02 , F02B2075/025 , Y02T10/146
摘要： An engine-driven work machine including: a two-cycle engine including a piston which is configured to reciprocally move inside a cylinder to which an exhaust port is formed; and a front end tool configured to be driven by the engine, wherein an expansion chamber is connected to the exhaust port via a connection duct, wherein the connection duct includes a first end and a second end, and the connection duct extends from the first end in an axial direction of the exhaust port, is bent in a direction away from an axis of the exhaust port and is connected to the expansion chamber at the second end, and wherein a housing of the expansion chamber is disposed at an inner side of the connection duct and an engine block including the cylinder and a crank case.
摘要翻译： 1。一种发动机驱动式作业机械，其特征在于，具备：二冲程发动机，其具备在形成有排气口的气缸内往复移动的活塞; 以及构造成由发动机驱动的前端工具，其中膨胀室经由连接管道连接到排气口，其中连接管道包括第一端和第二端，并且连接管从第一端延伸在所述排气口的轴向上向远离所述排气口的轴线的方向弯曲并且在所述第二端处与所述膨胀室连接，并且其中所述膨胀室的壳体设置在所述排气口的内侧连接管道和包括气缸和曲轴箱的发动机缸体。

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