专利名称：Construction machine and hydraulic oil tank
thereof
发明人：Miyachi, Isao申请号：EP07104699.9申请日：20070322公开号：EP1857599A3公开日：20090624
专利附图：
摘要：A return oil filter (20) for filtering hydraulic oil is installed on a bottom within abox-like tank (17) which is for storing hydraulic oil, and a window hole-like filterloading/unloading port (25), as well as a removable lid (26) for closing the filter
loading/unloading port, are provided in a rear surface (18a) of the tank body (18) at aposition higher than a highest level of the hydraulic oil (L) in the tank body. A connectionpipe (24) for connection between the filter (20) and an outer pipe is disposed within thetank body (18) in a state in which a main pipe (24a) thereof is inclined forwardly downwardfrom the filter loading/unloading port (25) side toward the filter (20), whereby theconnection pipe and the filter can be removed backward in one piece with each otherfrom the filter loading/unloading port.
申请人：Kobleco Construction Machinery Co., Ltd.
地址：12-4, Gion 3-chome, Asaminami-ku Hiroshima-shi, Hiroshima 731-0138 JP
国籍：JP
代理机构：TBK-Patent
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