Invention Grant
- Patent Title: Active eco pedal apparatus
- Patent Title (中): 活跃的生态踏板装置
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Application No.: US13475653Application Date: 2012-05-18
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Publication No.: US08820190B2Publication Date: 2014-09-02
- Inventor: Jong-Sang Noh , Jung-Yeol An , Jong-Man Lee , Jong-Geun Cha , Mo-Se Kim
- Applicant: Jong-Sang Noh , Jung-Yeol An , Jong-Man Lee , Jong-Geun Cha , Mo-Se Kim
- Applicant Address: KR Ulsan
- Assignee: DH Holdings Co., Ltd.
- Current Assignee: DH Holdings Co., Ltd.
- Current Assignee Address: KR Ulsan
- Agency: LRK Patent Law Firm
- Priority: KR10-2011-0051582 20110530
- Main IPC: G05G1/30
- IPC: G05G1/30

Abstract:
An active eco pedal apparatus with an the actuator which includes a VCM having a pair of first and second coils through which a current flows in opposite directions, and a pair of first and second magnets interacting with the electric field generated by the pair of the first and second coils, in which additional repulsive force is generated from the VCM supplied by the current, in addition to basic moving forces, thereby increasing thrust to push a pedal and thus remarkably improving the efficiency of an eco mode, in which since the actuator is controlled in a single-phase manner by a single-phase driver chip without using a hall sensor having high error possibility, it is possible to improve the reliability of operation, and in which since the number of FETs is reduced, the system is configured to have a compact size, and costs are lowered.
Public/Granted literature
- US20120304799A1 ACTIVE ECO PEDAL APPARATUS Public/Granted day:2012-12-06
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