公开(公告)号：KR1020040098258A

公开(公告)日：2004-11-20

申请号：KR1020030030564

申请日：2003-05-14

Applicant: 현대자동차주식회사

Inventor： 김덕환

IPC: B30B11/00

CPC classification number: B21D26/045 ,  B21D26/039

Abstract: PURPOSE: A hydro-forming press system is provided to mechanically keep the coupling state of molds by moving a clamper into a space between an upper bolster and an upper frame after an upper mold is coupled to a lower mold. CONSTITUTION: In a hydro-forming press system, clamping units(27) are mounted to both sides of a frame(1b) in the press system, and mechanically keep the coupling state of molds after an upper mold(5) is coupled to a lower mold(3). The clamping unit includes hydraulic cylinders(25) mounted to both sides of the frame and having operating rods(29) inside, and clampers(23) mounted to the end of each operating rod and guided by an upper frame(1c). The clamper moves into a space between an upper bolster(7) and the upper frame after the upper mold is coupled to the lower mold, and supports the top of the upper bolster to the upper frame.

Abstract translation: 目的：提供一种液压成型压力机系统，用于通过在上模与下模联接之后将夹持器移动到上垫板和上框架之间的空间中来机械地保持模具的联接状态。 构成：在液压成型压力机系统中，夹紧单元（27）安装在压力机系统中的框架（1b）的两侧，并且在上模具（5）联接到模具（5）之后机械地保持模具的联接状态 下模（3）。 夹紧单元包括安装在框架两侧并具有操作杆（29）的液压缸（25）和安装到每个操作杆的端部并由上部框架（1c）引导的夹具（23）。 在上模与下模结合之后，夹持器移动到上垫板（7）和上框架之间的空间中，并将上垫板的顶部支撑到上框架。

公开(公告)号：KR1020030089890A

公开(公告)日：2003-11-28

申请号：KR1020020027800

申请日：2002-05-20

Applicant: 현대자동차주식회사

Inventor： 김덕환

IPC: B21D26/047

CPC classification number: B21D26/047 ,  B21D26/035

Abstract: PURPOSE: An axial punch for hydroforming is provided to reduce manufacturing cost and repairing and maintenance cost by separately fabricating prefabricated punch per applications so that only a damaged part of the punch is replaced with a new part when the punch is damaged. CONSTITUTION: In an axial punch for hydroforming(100) which is used in hydroforming for molding the pipe in a desired shape by expanding a pipe inside mold using high pressure, thereby molding the pipe into a desired shape and connected to feeding cylinder to push the pipe into the mold, and which injects molding oil of high pressure into the pipe and maintains high pressure and airtightness inside the pipe, the axial punch for hydroforming comprises a base part(110) one end of which is connected to the feeding cylinder, and on which first injection way(111) is formed to inject the molding oil; and a punch part(120) one end of which is connected to the other end of the base part, and on which second injection way(121) connected to the first injection way is formed, wherein first connection part(112) to be connected to the punch part is formed at the other end of the base part, second connection part(122) to be connected to the first connection part is formed at one end of the punch part, and the first and second connection parts(112,122) are connected to each other by screw, wherein conical connection protrusion(113) is formed on the first connection part, and conical connection groove(123) connected to the connection protrusion is formed on the second connection part, and wherein a mounting groove(124) is formed on the outer circumferential surface of the punch part so that support used for connecting the punch part to the base part is mounted on the mounting groove.

Abstract translation: 目的：提供用于液压成型的轴向冲头，以通过在每个应用中单独制造预制冲头来降低制造成本和维修和维护成本，使得当冲头损坏时，只有损坏的冲头部分被新部件更换。 构成：在用于液压成型（100）的轴向冲头中，其用于通过使用高压膨胀模具内的管而将管道成型为所需形状的液压成型，从而将管道模制成所需形状并连接到进料圆筒以推动 管道进入模具，并且将高压成型油注入管中并保持管内的高压和气密性，用于液压成型的轴向冲头包括基部（110），其一端连接到进料缸，以及 在其上形成第一注射方式（111）以注射成型油; 以及一个冲头部分（120），其一端连接到基部的另一端，并且在其上形成与第一注入通道连接的第二注入方式（121），其中要连接的第一连接部分（112） 在基部的另一端形成有冲头部，在冲头部的一端形成有与第一连接部连接的第二连接部（122），第一连接部（112,122）和第二连接部 通过螺钉彼此连接，其中在第一连接部上形成有锥形连接突起（113），在第二连接部上形成有与连接突起连接的锥形连接槽（123），其中安装槽（124） 形成在冲头部的外周面上，使得用于将冲头部连接到基部的支撑安装在安装槽上。

公开(公告)号：KR1020030048168A

公开(公告)日：2003-06-19

申请号：KR1020010078000

申请日：2001-12-11

Applicant: 현대자동차주식회사

Inventor： 김덕환

IPC: F01L9/04

Abstract: PURPOSE: An intake and exhaust valve open/shut apparatus is provided to reduce vibration and noise by using the pressure of exhaust gas for opening/shutting the intake and exhaust valve, while achieving improved engine performance. CONSTITUTION: An intake and exhaust valve open/shut apparatus comprises a branch pipe(8) connected to an exhaust pipe(7); an exhaust gas supply pipe for distributing exhaust gas to the intake and exhaust valves of each cylinder from the branch pipe; the cylinder for receiving exhaust gas from each supply pipe; a valve operating piston reciprocating in a vertical direction within the cylinder, which is fixed at the top of a valve stem of each of intake and exhaust valves; an atmosphere communication pipeline for receiving exhaust gas from the exhaust gas supply pipe and emitting air to the atmosphere during the downward movement of the valve operating piston; supply solenoid valves for opening/shutting each of exhaust gas supply pipes; an exhaust gas return pipeline for connecting each of exhaust gas supply pipes and exhaust pipe, and returning and discharging the exhaust gas supplied during the upward movement of the intake and exhaust valves; return solenoid valves for opening/shutting the exhaust gas return pipeline; a high pressure tank connected to the branch pipe, which supplies compressed air to the cylinder during starting of engine; a tank open/shut solenoid valve(15) for opening/shutting the high pressure tank; and an electronic control unit(19) for controlling operation of solenoid valves.

Abstract translation: 目的：提供进气和排气阀打开/关闭装置，通过使用排气压力来打开/关闭进排气阀，同时实现改进的发动机性能，减少振动和噪音。 构成：进气和排气阀打开/关闭装置包括连接到排气管（7）的分支管（8）; 排气供给管，其用于从分支管向每个气缸的排气阀分配废气; 用于从每个供给管接收废气的气缸; 在气缸内沿垂直方向往复运动的阀操作活塞，其固定在每个进气门和排气门的阀杆的顶部; 用于从排气供给管接收废气并在阀操作活塞的向下运动期间向大气释放空气的气氛连通管道; 供应用于打开/关闭排气供应管的电磁阀; 用于连接排气供给管和排气管中的每一个的废气返回管道，以及在排气阀向上运动期间供给的废气的返回和排出; 返回电磁阀，用于打开/关闭废气返回管道; 连接到分支管的高压罐，其在发动机起动期间将压缩空气供应到气缸; 用于打开/关闭高压罐的油箱打开/关闭电磁阀（15）; 以及用于控制电磁阀的操作的电子控制单元（19）。

公开(公告)号：KR1020020015143A

公开(公告)日：2002-02-27

申请号：KR1020000048296

申请日：2000-08-21

Applicant: 현대자동차주식회사

Inventor： 김덕환

IPC: B60K17/16

Abstract: PURPOSE: A differential carrier damping apparatus of a vehicle is provided to reduce noise of a differential carrier by automatically controlling noise generating frequency, and to improve endurance of parts and driving experience by adjusting vibration of the differential carrier. CONSTITUTION: A differential carrier damping device is composed of a vibration detecting unit mounted in a differential carrier(60) to detect vibration from the differential carrier; a control unit comparing the reference information with input information by receiving information on vibration of the differential carrier, and transmitting a driving signal to a vibration adjusting unit(40); and the vibration adjusting unit controlling vibration of the differential carrier according to the driving signal from the control unit. Noise is reduced with compressing or relaxing a filling part by detecting vibration frequency from the differential carrier. The control unit transmits the driving signal to a driving motor of the vibration adjusting unit in detecting high frequency vibration in relaxing the filling part. Vibration is damped with compressing the filling part by controlling the driving motor. Noise is reduced with damping high frequency vibration and low frequency vibration by compressing and relaxing the filling part. Driving experience is improved with reducing noise by controlling vibration automatically.

Abstract translation: 目的：提供一种车辆的差速载波阻尼装置，通过自动控制噪声产生频率来降低​​差速载波的噪声，并通过调整差速载波的振动来提高零件的耐用性和驾驶体验。 构成：差动载波阻尼装置由安装在差速器载体（60）中的振动检测单元组成，以检测来自差速载波的振动; 控制单元，通过接收关于差速器载体的振动的信息，将参考信息与输入信息进行比较，并将驱动信号发送到振动调节单元（40）; 所述振动调节单元根据来自所述控制单元的驱动信号来控制所述差速器载体的振动。 通过从差动载体检测振动频率来压缩或放松填充部分，降低噪音。 控制单元在放松填充部分时检测高频振动，将驱动信号发送到振动调节单元的驱动电机。 振动通过控制驱动电机压缩填充部分而被阻尼。 通过压缩和放松填充部分，降低阻尼高频振动和低频振动的噪声。 通过自动控制振动降低噪音，提高驾驶经验。

公开(公告)号：KR100268091B1

公开(公告)日：2000-10-16

申请号：KR1019960080709

申请日：1996-12-31

Applicant: 현대자동차주식회사

Inventor： 김덕환

IPC: B60T8/00

Abstract: PURPOSE: A braking force control device of vehicle is provided to prevent the blocking of a wheel when in braking, and to shorten a braking distance, by intermittently controlling the pressure of a wheel cylinder with simple structure. CONSTITUTION: A brake switch(5), which is equipped on a brake pedal(1), is switched on/off by the brake pedal. A detecting sensor of wheel rotary speed(7) is equipped on the wheel side and detects the rotary speed of wheels. A pressure control device(3) is equipped on a brake line(8) between a brake master cylinder(5) and a brake wheel cylinder(4), and has a hydraulic control plate, which is operated by a step motor and forms several connecting holes. An electronic control device(6), which is input by the brake switch and the detecting sensor of wheel rotary speed, operates the pressure control device.

Abstract translation: 目的：提供一种车辆的制动力控制装置，通过以简单的结构间歇地控制轮缸的压力来防止制动时的车轮堵塞并缩短制动距离。 构成：配备在制动踏板（1）上的制动开关（5）由制动踏板打开/关闭。 车轮侧装有车轮转速检测传感器（7），检测车轮转速。 在制动主缸（5）和制动轮缸（4）之间的制动管路（8）上配有压力控制装置（3），并具有由步进电动机操作的液压控制板 连接孔。 由制动开关和车轮转速的检测传感器输入的电子控制装置（6）操作压力控制装置。

公开(公告)号：KR2019990000512U

公开(公告)日：1999-01-15

申请号：KR2019970013814

申请日：1997-06-10

Applicant: 현대자동차주식회사

Inventor： 김덕환

IPC: H01H43/00

Abstract: 본 고안은 펄스 타이머에 의해 자동으로 오프되는 전원 차단 장치에 관한 것으로서, 종래의 자동차는 자칫 미등 및 방향 지시등과 전조등 또는 실내등을 점등한 채 차량을 주차하게 될 경우 배터리가 완전 방전되는 문제점이 있었던 바, 본 고안은 시동키가 록 및 오프단에 위치하는 경우에 인가되는 전류를 타단에 인가하는 시동키의 록 및 오프단 감지 스위치(90)와 상기 스위치로부터 인가되는 전류에 설정된 일정 시간동안을 카운팅하여 제어 신호를 출력하는 펄스 타이머(80)를 설치하되, 펄스 타이머(80)로부터 출력되는 제어 신호는 증폭 트랜지스터(70)를 통해 릴레이를 접지 할 경우 상기 릴레이(100)가 해당 램프(10,20,30,40)에 인가되는 배터리(B+)의 전류를 자동으로 차단할 수 있게 구성하는 것임.

公开(公告)号：KR1019980061339A

公开(公告)日：1998-10-07

申请号：KR1019960080709

申请日：1996-12-31

Applicant: 현대자동차주식회사

Inventor： 김덕환

IPC: B60T8/00

Abstract: 본 발명은 자동차의 제동장치에 관한 것으로, 특히 자동차의 제동시에 브레이크 휠실린더의 제동압력을 제어하도록 하는 제동력제어장치에 관한 것이다.
본 발명은 차량의 제동시에 브레이크휠실린더의 압력을 단속적으로 제어하도록 하여 제동중의 차륜이 고착되는 현상의 발생을 예방하고 제동거리를 높이도록 하는 자동차용 제동압제어장치 및 제동력제어시스템을 제공하는 것을 목적으로 한다.
본 발명은 전술한 목적 실현을 위해, 브레이크페달(1)과 브레이크 마스터실린더(2)와 브레이크 휠 실린더(4)와 브레이크스위치(5)를 구비하는 브레이크시스템에 있어서, 브레이크라인에 설치되어 브레이크압력을 단속하는 제동압제어장치(3)와, 차륜회전속력검출센서(7)와, 차륜회전속력검출센서의 검출 결과에 따라 상기 제동압제어장치를 제어하는 전자제어장치(6) 포함하는 것을 특징으로 하는 자동차용 제동력제어시스템을 제공한다.
전술한 바와 같이 본 발명에 따른 제동압제어장치 및 제동력제어시스템을 제공하여 저렴한 가격으로 자동차용 제동력제어시스템을 구성할 수 있으므로 차량의 안전성을 개선하여 제동중 제동거리의 단축과 함께 조향안정성을 확보할 수 있게 되었다.

公开(公告)号：KR1019980046354A

公开(公告)日：1998-09-15

申请号：KR1019960064677

申请日：1996-12-12

Applicant: 현대자동차주식회사

Inventor： 김덕환

IPC: F02M35/12

Abstract: 본 발명은 흡기 레저네이터 튜닝상태 측정장치에 관한 것으로서, 더욱 상세하게는 레저네이터가 장착된 흡기관에서 발생되는 소음, 즉 엔진 회전수와, 온도, 공기흐름 등을 설정한 후 흡기관에서 발생되는 소음을 감지하고, 이를 분석하여 레저네이터의 튜닝상태를 측정할 수 있도록 하는 흡기 레저네이터 튜니상태 측정장치에 관한 것이다. 즉, 이는 흡입구(11)와 배출구(12)가 관통되어 있으며 중간에 피측정용 레저네이터(13)(14)를 분리/결합할 수 있는 다수개의 결합구(15)(16)가 형성되어 있는 흡기관(17)과, 이 흡기관(17)의 배출구(11) 결합되어 외부공기를 흡입하는 송풍기(18)와, 피측정용 레저네이터(13)(14)의 랜덤신호 제너레이터부(19)와, 이 흡기관(17)에서 발생되는 흡기소음을 감지하는 마이크로 폰(23)(24)와, 이 마이크로 폰(23)(24)에서 출력되는 소음을 A/D변환하는 A/D 변환기(26)와, 이 A/D 변환기(26)에서 출력되는 소음을 주파수 스펙트럼을 변환하고, 이를 분석하여 피측정용 레저네이터(13)(14)의 튜닝상태를 확인하고, 튜닝상태를 표시하는 주는 주파수분석 및 표시부(27)를 구성함으로써,온도와 공기흐름, 레저네이터의 크기, 레저네이터의 장착여부에 따른 흡기관의 소음을 감지하고, 이를 분� �하여 레저네이터의 튜닝상태를 측정할 수 있는 것이다.