Invention Grant
- Patent Title: Hydraulic excavator
- Patent Title (中): 液压挖掘机
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Application No.: US13990915Application Date: 2012-09-05
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Publication No.: US09033071B2Publication Date: 2015-05-19
- Inventor: Mitsuhiro Koga , Naoki Tsujimoto
- Applicant: Mitsuhiro Koga , Naoki Tsujimoto
- Applicant Address: JP Tokyo
- Assignee: KOMATSU LTD.
- Current Assignee: KOMATSU LTD.
- Current Assignee Address: JP Tokyo
- Agency: Global IP Counselors, LLP
- Priority: JP2012-116495 20120522
- International Application: PCT/JP2012/072647 WO 20120905
- International Announcement: WO2013/175648 WO 20131128
- Main IPC: E02F9/08
- IPC: E02F9/08 ; F01N3/00

Abstract:
A hydraulic excavator is provided with a lower traveling unit, an upper structure, an engine, a hydraulic pump, an engine compartment, a pump compartment and a plurality of filter devices. The upper structure is rotatably disposed on the lower traveling unit. The pump compartment provided on the upper structure for housing the hydraulic pump. The pump compartment has a door that allows access to an interior of the pump compartment. The filter devices, which are disposed adjacent to each other, are disposed at positions that are mutually offset in a height direction of the hydraulic excavator.
Public/Granted literature
- US20140284119A1 HYDRAULIC EXCAVATOR Public/Granted day:2014-09-25
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