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公开(公告)号：US10071717B2
公开(公告)日：2018-09-11
申请号：US15355059
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 , In-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 hydraulic pressure supply device configured to generate hydraulic pressure using a piston which is operated by means of an electrical signal and including a first and a second pressure chamber, a first hydraulic flow path, a second hydraulic flow path, a third hydraulic flow path, a sixth hydraulic flow path, a seventh hydraulic flow path, a first control valve provided at the first hydraulic flow path, a second control valve provided at the second hydraulic flow path, a third control valve provided at the third hydraulic flow path, a seventh control valve provided at the sixth hydraulic flow path, an eighth control valve provided at the seventh hydraulic flow path, a first hydraulic circuit including first and second branching flow paths, and first and second inlet valves, and a second hydraulic circuit including third and fourth branching flow paths which branch from the second hydraulic flow path and are connected to two wheel cylinders, respectively.
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Patent Agency Ranking
公开(公告)号：US10077036B2
公开(公告)日：2018-09-18
申请号：US15368498
申请日：2016-12-02
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 , In-Wook Jeon , Yeong-Sik Kim , Byong-Hoo Cheong
CPC classification number: B60T13/686 , B60T7/042 , B60T8/4081 , B60T13/146 , B60T13/662 , B60T13/745 , B60T2270/82
Abstract: An electric brake system includes a hydraulic pressure supply device including a first pressure chamber provided at one side of a piston movably accommodated inside a cylinder block, and a second pressure chamber provided at other side of the piston, a first hydraulic flow path communicating with the first pressure chamber, second and third hydraulic flow paths branching from the first hydraulic flow path, a fourth hydraulic flow path communicating with the second pressure chamber, a fifth hydraulic flow path branching from the fourth hydraulic flow path and connected to the second hydraulic flow path, a sixth hydraulic flow path branching from the fourth hydraulic flow path and connected to the third hydraulic flow path, and first and second hydraulic circuit including flow paths branching from the second or third hydraulic flow path and connected to wheel cylinders.
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公开(公告)号：US09663081B2
公开(公告)日：2017-05-30
申请号：US14308317
申请日：2014-06-18
Applicant: MANDO CORPORATION
Inventor： Dong-Yo Ryu
Abstract: Disclosed herein is a hydraulic unit of a brake system. According to one embodiment of the present invention, the hydraulic unit of a brake system includes a master cylinder configured to generate a hydraulic pressure to supply a braking hydraulic pressure to a wheel cylinder of a vehicle, a valve block coupled with the master cylinder to transmit the braking hydraulic pressure to the wheel cylinder and having a plurality of valves and borers, and an electronic control unit (ECU) installed at the valve block to control the plurality of valves, wherein a plurality of oil passages configured to connect the bores with hydraulic ports formed at the master cylinder are formed on a surface of the valve block to have straight lines and curved lines, and the plurality of oil passages are engraved on the surface of the valve block.
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公开(公告)号：US10173659B2
公开(公告)日：2019-01-08
申请号：US15355065
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 , In-Wook Jeon , Yeong-Sik Kim , Byong-Hoo Cheong
Abstract: An electric brake system is disclosed. The electric brake system includes 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 displacement of a brake pedal, and including a first pressure chamber provided at one side of the piston movably accommodated inside a cylinder block and connected to one or more wheel cylinders, and a second pressure chamber provided at the other side of the piston and connected to the one or more wheel cylinders, a first hydraulic flow path configured to communicate with the first pressure chamber, a second hydraulic flow path configured to branch from the first hydraulic flow path, a third hydraulic flow path configured to branch from the first hydraulic flow path, a fourth hydraulic flow path configured to communicate with the second pressure chamber and connected to the third hydraulic flow path, a fifth hydraulic flow path configured to communicate the second hydraulic flow path with the third hydraulic flow path, a first hydraulic circuit including first and second branching flow paths which branch from the second hydraulic flow path and are connected to two wheel cylinders, respectively, and a second hydraulic circuit including third and fourth branching flow paths which branch from the third hydraulic flow path and are connected to two wheel cylinders, respectively.
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公开(公告)号：US10040438B2
公开(公告)日：2018-08-07
申请号：US15415789
申请日：2017-01-25
Applicant: MANDO CORPORATION
Inventor： Eun-Seong Lim , Hyun-Ho Kim , Yeong-Sik Kim , In-Wook Jeon , Yong-Kap Kim , Dong-Yo Ryu , Seong-Ho Choi , Gi-Yung Kim , Byeong-Hoo Cheong , Weon-Chan Ko
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：US09290163B2
公开(公告)日：2016-03-22
申请号：US14306762
申请日：2014-06-17
Applicant: MANDO CORPORATION
Inventor： Dong-Yo Ryu , Jin-Seok Kim
CPC classification number: B60T7/042 , B60T8/4081 , B60T8/409 , B60T13/662 , B60T13/686 , B60T15/36
Abstract: Disclosed herein is a pedal feeling adjusting device. According to an embodiment of the present invention, the pedal feeling adjusting device that adjusts pedal feeling provided to a driver by an oil pressure generated in accordance with pedal effort of the driver, includes a pedal simulator that includes a simulator block in which an oil hole connected to a master cylinder through a flow path is formed on an upper portion thereof to receive the oil pressure in accordance with the pedal effort of the driver and bores are formed therein to contact the oil hole, a damping housing coupled to seal the bores, first and second pistons provided in series in the bores to be compressed by oil and slidably moved, and an elastic member supported by the damping housing and compressed in accordance with movement of the first and second pistons to provide a reaction force, a hydraulic flow path that is connected to the flow path to provide the oil pressure between the first and second pistons, and a control valve that is provided in the flow path to control the oil pressure to be selectively provided to the oil hole or the hydraulic flow path. Here, the first and second pistons are formed to have mutually different diameters.
Abstract translation: 本文公开了一种踏板感觉调节装置。 根据本发明的实施例，通过根据驾驶员的踏板力产生的油压来调节对驾驶者提供的踏板感觉的踏板感觉调节装置包括踏板模拟器，其包括模拟器块，其中油孔 通过流路连接到主缸以形成在其上部以接收根据驾驶员的踏板力的油压，并且在其中形成孔以接触油孔，联接以密封孔的阻尼壳体， 第一和第二活塞串联设置在孔中以被油压缩并可滑动地移动;以及弹性构件，其由阻尼壳体支撑并根据第一和第二活塞的移动被压缩以提供反作用力，液压流路 连接到流动路径以提供第一和第二活塞之间的油压，以及设置在流路中的控制阀 控制油压以选择性地提供给油孔或液压流路。 这里，第一活塞和第二活塞形成为具有相互不同的直径。
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