Invention Grant
- Patent Title: Electric driving type utility vehicle having regenerative brake force distribution control function, and regenerative brake force distribution control method thereof
- Patent Title (中): 具有再生制动力分配控制功能的电动式多用途车辆及其再生制动力分配控制方法
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Application No.: US14238950Application Date: 2012-12-21
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Publication No.: US09031728B2Publication Date: 2015-05-12
- Inventor: Sung Do Im
- Applicant: Daedong Industrial Co., Ltd.
- Applicant Address: KR Daegu
- Assignee: Daedong Industrial Co., Ltd.
- Current Assignee: Daedong Industrial Co., Ltd.
- Current Assignee Address: KR Daegu
- Agency: LRK Patent Law Firm
- Priority: KR10-2011-0141086 20111223
- International Application: PCT/KR2012/011280 WO 20121221
- International Announcement: WO2013/095050 WO 20130627
- Main IPC: B60L7/10
- IPC: B60L7/10 ; B60L15/20 ; B60T8/00 ; B60T1/10 ; B60T13/58 ; F16D61/00 ; B60L3/08

Abstract:
An electric driving type utility vehicle having a regenerative brake force distribution control function, and a regenerative brake force distribution control method thereof are provided. The utility vehicle includes: a controller for controlling an output and a recovery of a motor; recovery sensing means for sensing a recovery braking state when the motor is driven; a power measurement unit for measuring the amount of recovery power generated in the recovery braking state; and a power switching unit for automatically switching a drive mode from a two-wheel drive mode to a four-wheel drive mode or vice versa according to the load condition. The present invention can switch the present mode to the four-wheel drive mode by operating the power switching unit according to the control of the controller when sensing the recovery brake through the recovery sensing means in the driving state.
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