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    • 27. 发明专利
    • Engine tool
    • 发动机工具
    • JP2010285974A
    • 2010-12-24
    • JP2009142671
    • 2009-06-15
    • Hitachi Koki Co Ltd日立工機株式会社
    • ICHIHASHI NAOTOKAMIMURA JUNICHI
    • F02M35/08F02M35/02F02M35/022F02M35/16
    • F02M35/04F02M35/024F02M35/1017
    • PROBLEM TO BE SOLVED: To provide an engine tool suppressing the manufacturing cost with a simple structure, and reducing an air filter maintenance frequency through suppression of clogging of an air filter. SOLUTION: Engine cutter is equipped with: a housing 18 accommodating an engine 16 to drive a rotary blade and provided behind the rotary blade; an air cleaner chamber provided in the housing 18 behind the engine 16; and a pre-air cleaner chamber 38 which is provided in the housing 18 in the upstream of the air cleaner chamber and configured so that an air influx port 42 is formed in the inner side wall 56 while an air exhaust port 44 to discharge the air to the air cleaner chamber is formed in a rear bulkhead 54, and has a partitioning wall 58 extending from the rear bulkhead 54 above the air exhaust port 44 downward beyond its bottom is provided between the air influx port 42 and the air exhaust port 44; and a dust collecting chamber 46 installed below the pre-air cleaner chamber 38 in such a fashion as to be freely opened and closed. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:通过简单的结构提供抑制制造成本的发动机工具,并且通过抑制空气过滤器的堵塞来减少空气过滤器的维护频率。 发动机切割机配备有:容纳发动机16以驱动旋转叶片并设置在旋转叶片后面的壳体18; 设置在发动机16后面的壳体18中的空气滤清器室; 以及空气净化器室38,其设置在空气净化器室的上游侧的壳体18中,并且构造成使得在内侧壁56中形成空气流入口42,同时排出空气排出口44以排出空气 空气滤清器室形成在后隔板54中,并且在空气流入口42和排气口44之间设置有从空气排出口44上方的后隔板54向下延伸超过其底部的分隔壁58; 以及以可自由打开和关闭的方式安装在空气净化器室38下方的集尘室46。 版权所有(C)2011,JPO&INPIT