Invention Grant
- Patent Title: Construction machine
- Patent Title (中): 施工机械
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Application No.: US13990611Application Date: 2012-01-06
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Publication No.: US08714629B2Publication Date: 2014-05-06
- Inventor: Naoki Takeoka , Tomoyuki Tanaka , Shogo Kimura
- Applicant: Naoki Takeoka , Tomoyuki Tanaka , Shogo Kimura
- Applicant Address: JP Tokyo
- Assignee: Hitachi Construction Machinery Co., Ltd.
- Current Assignee: Hitachi Construction Machinery Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Mattingly & Malur, PC
- Priority: JP2011-009080 20110119
- International Application: PCT/JP2012/050163 WO 20120106
- International Announcement: WO2012/098940 WO 20120726
- Main IPC: B62D25/06
- IPC: B62D25/06
Abstract:
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).
Public/Granted literature
- US20130285413A1 CONSTRUCTION MACHINE Public/Granted day:2013-10-31
Information query
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