发明名称 CONSTRUCTION MACHINE
摘要 <p>A canopy (23) is provided to rise in an upper revolving structure (3) for covering an upper side of an operator's seat (19). A bend portion (25B) extending in the left-right direction and projecting upward is provided in a front end side of a roof plate (25) in the canopy (23). A plate-shaped left front lifting bracket (26) is provided in a left front connecting portion (24J), and a plate-shaped right front lifting bracket (27) is provided in a right front connecting portion (24L). The left and right front lifting brackets (26, 27) sandwich the bend portion (25B) from both sides in the left-right direction. Further, the left and right front lifting brackets (26, 27) are provided with lifting holes (26A, 27A) and also discharging notches (26B, 27B).</p>
申请公布号 EP2666913(B1) 申请公布日期 2015.08.05
申请号 EP20120737101 申请日期 2012.01.06
申请人 HITACHI CONSTRUCTION MACHINERY CO., LTD. 发明人 TAKEOKA, NAOKI;TANAKA, TOMOYUKI;KIMURA, SHOGO
分类号 E02F9/16;B62D25/07;B62D33/06;B62D33/063;E02F3/32 主分类号 E02F9/16
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