Invention Grant
- Patent Title: Wheel loader and control method of wheel loader
- Patent Title (中): 轮式装载机的轮式装载机和控制方法
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Application No.: US13823362Application Date: 2012-09-19
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Publication No.: US08954242B2Publication Date: 2015-02-10
- Inventor: Hisashi Miyasaka
- Applicant: Komatsu Ltd.
- Applicant Address: JP Tokyo
- Assignee: Komatsu Ltd.
- Current Assignee: Komatsu Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Global IP Counselors, LLP
- Priority: JP2012-140515 20120622
- International Application: PCT/JP2012/073868 WO 20120919
- International Announcement: WO2013/190715 WO 20131227
- Main IPC: E02F9/20
- IPC: E02F9/20 ; F02D29/04 ; F02D41/02 ; F02D29/00 ; F02D31/00 ; E02F9/22 ; E02F3/34

Abstract:
A wheel loader includes a vehicle body frame, an engine, a working unit including a boom and a bucket, a cab accommodating therein an operator seat, a boom operating member an operating member that switches forward/rearward travelling, a first sensor configured and arranged to detect that the operating member is located in a neutral position, and a second sensor configured and arranged to detect that the boom has been operated. An engine control unit is configured to limit a maximum rotation speed of the engine to a predetermined rotation speed when the operating member for switching of forward/rearward travelling is located in the neutral position and the boom operating member has been operated.
Public/Granted literature
- US20140058649A1 WHEEL LOADER AND CONTROL METHOD OF WHEEL LOADER Public/Granted day:2014-02-27
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