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公开(公告)号：US20170210369A1
公开(公告)日：2017-07-27
申请号：US15415789
申请日：2017-01-25
Applicant: MANDO CORPORATION
Inventor： Eun-Seong LIM , Hyun-Ho KIM , Yeong-Sik KIM , ln-Wook JEON , Yong-Kap KIM , Dong-Yo RYU , Seong-Ho CHOI , Gi-Yung KIM , Byeong-Hoo CHEONG , Weon-Chan KO
CPC classification number: B60T13/662 , B60T7/042 , B60T7/18 , B60T8/4081 , B60T8/409 , B60T13/04 , B60T13/142 , B60T13/146 , B60T13/686 , B60T13/741 , B60T13/745 , B60T2220/04 , B60T2270/82
Abstract: An electric brake system includes a hydraulic pressure supply device configured to generate hydraulic pressure using a piston which is operated by an electrical signal that is output corresponding to a displacement of a brake pedal, and including a first pressure chamber and a second pressure chamber, a first hydraulic flow path configured to communicate with the first pressure chamber, a second hydraulic flow path configured to communicate with the first pressure chamber, a third hydraulic flow path configured to communicate with the second pressure chamber, a fourth hydraulic flow path branching from the third hydraulic flow path and connected to the first hydraulic flow path, a fifth hydraulic flow path branching from the third hydraulic flow path and connected to the second hydraulic flow path.
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公开(公告)号：US20170144643A1
公开(公告)日：2017-05-25
申请号：US15355063
申请日：2016-11-18
Applicant: MANDO CORPORATION
Inventor： Gi-Yung KIM , Seong-Ho CHOI , Dong-Yo RYU , Yong-Kap KIM , Weon-Chan KO , Hyun-Ho KIM , Eun-Seong LIM , ln-Wook JEON , Yeong-Sik KIM , Byong-Hoo CHEONG
CPC classification number: B60T13/745 , B60T7/042 , B60T8/4081 , B60T13/146 , B60T13/662 , B60T13/686 , B60T2270/82
Abstract: An electric brake system is disclosed. The electric brake system includes a master cylinder, a pedal displacement sensor configured to sense a displacement of a brake pedal, a hydraulic pressure supply device configured to generate hydraulic pressure using a piston which is operated by means of an electrical signal that is output corresponding to the displacement of the brake pedal, a first hydraulic flow path configured to communicate with first pressure chamber, a second hydraulic flow path configured to communicate with second pressure chamber, a first control valve provided at the first hydraulic flow path, a second control valve provided at the second hydraulic flow path, a first hydraulic circuit including first and second branching flow paths which branch from the first hydraulic flow path, a second hydraulic circuit including third and fourth branching flow paths which branch from the second hydraulic flow path, a first backup flow path configured to communicate the first hydraulic port with the first hydraulic flow path, a second backup flow path configured to communicate the second hydraulic port with the second pressure chamber, a first cut valve provided at the first backup flow path, a second cut valve provided at the second backup flow path, and a simulation device provided at a flow path branching from the first backup flow path configured with a simulator valve provided at a flow path connecting a simulation chamber configured to store oil therein to the reservoir, and configured to provide a reaction force according to the pedal effort of the brake pedal.
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公开(公告)号：US20160185332A1
公开(公告)日：2016-06-30
申请号：US14981920
申请日：2015-12-29
Applicant: MANDO CORPORATION
Inventor： ln-Wook JEON , Seong-Ho CHOI
CPC classification number: B60T13/686 , B60T7/042 , B60T8/348 , B60T8/4081 , B60T13/147 , B60T13/20 , B60T13/662
Abstract: An electronic brake system may be capable of performing braking operation according to a pedal effort of a driver even when the brake system operates abnormally as well as simplifying a configuration thereof by minimizing the number of valves for controlling a flow of oil pressure and precisely controlling pressure therein.
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