KR830000599A - Drum Vice Lake's Wheel Cylinder - Google Patents

Drum Vice Lake's Wheel Cylinder Download PDF

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Publication number
KR830000599A
KR830000599A KR1019790001627A KR790001627A KR830000599A KR 830000599 A KR830000599 A KR 830000599A KR 1019790001627 A KR1019790001627 A KR 1019790001627A KR 790001627 A KR790001627 A KR 790001627A KR 830000599 A KR830000599 A KR 830000599A
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KR
South Korea
Prior art keywords
electric
inner diameter
wheel cylinder
pressure chamber
piston
Prior art date
Application number
KR1019790001627A
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Korean (ko)
Other versions
KR850000091B1 (en
Inventor
르브레 로랑
리까르 크리스티앙
Original Assignee
엘. 브렌
소시에테 아노님 데. 베. 아
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 엘. 브렌, 소시에테 아노님 데. 베. 아 filed Critical 엘. 브렌
Priority to KR7901627A priority Critical patent/KR850000091B1/en
Publication of KR830000599A publication Critical patent/KR830000599A/en
Application granted granted Critical
Publication of KR850000091B1 publication Critical patent/KR850000091B1/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T11/00Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant
    • B60T11/10Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant transmitting by fluid means, e.g. hydraulic
    • B60T11/28Valves specially adapted therefor
    • B60T11/34Pressure reducing or limiting valves

Abstract

내용 없음No content

Description

드럼 부레이크의 휠 실린더Drum Vice Lake's Wheel Cylinder

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음This content is subject to disclosure, so the full text is not included.

제1도는 본 발명에 의한 휠 실린더의 바람직한 실시예의 종 단면도.1 is a longitudinal sectional view of a preferred embodiment of a wheel cylinder according to the present invention.

Claims (8)

내부에 내경부를 만든 실린더 본체와 그 일단의 내경부내에서 활동할 수 있게 수납하고 또 내부의 압력실과 접하고 있는 적어도 1개의 작동 피스톤을 포함하고 전기 피스톤은 드럼부레이크의 제1슈우를 밀기 위하여 내경부 외측으로 움직이게 되어있고 또 압력 유체원으로 부터 압력유체를 전기 압력실로 공급하기 위한 공급통로가 있고, 전기 압력유체원으로부터 공급될 압력을 따라 압력실내의 압력을 조정하기 위하여 사용될 밸브를 짜넣은 휠 실린더에서 전기 공급통로는 전기 압력유체원으로 부터 압력 유체를 받아 들이기 위하여 전기 작동 피스톤에 만든 환상홈과 한쪽이 전기 압력실로 통하고, 다른쪽이 전기 환상실로 통하고 있는 전기 작동 피스톤내에 만든 축방향의 막힌 내경부와를 포함하는 제1부분이 있으며 전기밸브는 전기 작동 피스톤의 축방향의 막힌 내경부내에 수납되어 있는 것이 특징인 휠실린더.It includes a cylinder body with an inner diameter part inside and at least one actuating piston that is accommodated so as to be movable within the inner diameter part of one end and which is in contact with the internal pressure chamber, and the electric piston is the inner diameter part A wheel cylinder that is moved outward and has a supply passage for supplying the pressure fluid from the pressure fluid source to the electric pressure chamber, and incorporates a valve that will be used to adjust the pressure in the pressure chamber according to the pressure to be supplied from the pressure fluid source. In the electrical supply passage, an annular groove made in the electric actuating piston to receive pressure fluid from the electric pressure fluid source, and the axial direction made in the electric actuating piston, one side leads to the electric pressure chamber, and the other side leads to the electric ring chamber. A wheel cylinder characterized in that there is a first portion including a clogged inner diameter portion, and the electric valve is housed in the clogged inner diameter portion in the axial direction of the electrically operated piston. 전기 밸브가 부레이크 보상장치인 것이 특징인 특허청구의 범위 제1항에 기재한 휠 실린더.A wheel cylinder according to claim 1, wherein the electric valve is a secondary lake compensation device. 전기 공급통로가 전기 실린더 본체에 설치된 전기 환상홈으로 통하는 통로를 포함한 제2부분이 있는 것을 특징으로 하는 특허청구의 범위 제1항 또는 제2항의 어느 것엔가에 기재된 휠 실린더.A wheel cylinder according to any one of claims 1 or 2, wherein the electric supply passage has a second portion including a passage leading to an electric annular groove provided in the electric cylinder body. 전기 축방향의 막힌 내경부가 층이져 있고 전기 밸브가 전기 층이 진 내경부내에 수납되며 압력실로 부터 그 층이진 내경부를 분리시키고 있는 차동 피스톤을 포함하고 이 차동 피스톤은 전기 압력실과 접할 대직경면과 전기 압력 유체원으로 부터 공급될 압력유체속에 놓일 소직경면이 있고 또 전기 차동 피스톤에는 전기 층이 진 내경부를 전기 압력실로 연결하기 위한 통로가 마련되어 있어서, 이 통로내에는 밸브 요소가 수납되고 탄성수단으로 전기 차동 피스톤 내에 설치되어 있는 밸브와셔에 눌려 있으며 탄성반작용이 전기 차동 피스톤을 압력실 방향으로 작동피스톤에 관계해서 고정시키고 정지위치로 눌르고 있으며 이 상태에서 전기 밸브요소가 정지부재에 의해서 그 밸브와셔로 부터 떼어 놓여진 것이 특징인 특허청구의 범위 제1항 내지 제3항의 어느것엔가 기재한 휠 실린더.An electric axial clogged inner diameter portion is layered, and an electric valve is housed in an electric layered inner diameter portion and includes a differential piston separating the layered inner diameter from the pressure chamber. There is a small diameter surface to be placed in the pressure fluid to be supplied from the superelectric pressure fluid source, and the electric differential piston has a passage for connecting the electric layered inner diameter to the electric pressure chamber. In this passage, the valve element is accommodated and elastic. As a means, it is pressed by the valve washer installed in the electric differential piston, and the elastic reaction fixes the electric differential piston in relation to the operating piston in the direction of the pressure chamber and pushes it to the stop position. A wheel cylinder described in any of claims 1 to 3, characterized by being separated from the washer. 전기 정지부재가 전기 작동 피스톤에 관계해서 고정되어 있는 것이 특징인 특허청구의 범위 제4항에 기재한 휠 실린더.A wheel cylinder according to claim 4, wherein the electric stop member is fixed in relation to the electric actuating piston. 전기 탄성 반작용수단이 저부 즉 전기 막힌 내경부에 꽉닿아있는 스프링이라는 것이 특징인 특허청구의 범위 제4항 또는 제5항의 어느것엔가 기재한 휠 실린더.A wheel cylinder according to any of claims 4 or 5, characterized in that the electro-elastic reaction means is a spring that is in tight contact with the bottom portion, that is, the electrically blocked inner diameter portion. 전기 작동 피스톤이 전기 공급통로의 제1부분과 압력실을 연락하기 위한 다른 통로와 전기 다른 통로속에 수납된 늘 닫혀 있는 방출밸브를 포함하고 있으며 전기 환상홈내와 압력실내의 압력차가 소정치를 넘었을 때에 전기 환상홈으로 부터 압력실로 작동유체가 흐르도록 되어있는 것이 특징인 특허청구의 범위 제1항 내지 제6항의 어느 것엔가 기재한 휠 실린더.The electric actuating piston includes another passage for contacting the first part of the electrical supply passage and the pressure chamber, and a normally closed release valve housed in the other passage, and the pressure difference between the electrical annular groove and the pressure chamber exceeds a predetermined value. A wheel cylinder according to any of claims 1 to 6, characterized in that the working fluid flows from the electrical annular groove to the pressure chamber. 전기 휠 실린더가 전기 압력실을 폐쇄하고 또 2 부레이크 슈우를 밀기 위하여 전기 실린더 본체의 내경부 타단에 밀봉 활동할 수 있게 수납된 제2작동 피스톤이 있는 것이 특징인 특허청구의 범위 제1항 내지 제7항중 어느 것엔가에 기재한 휠 실린더.Claims 1 to 1, characterized in that the electric wheel cylinder has a second actuating piston enclosed in sealing action at the other end of the inner diameter of the electric cylinder body to close the electric pressure chamber and push the second secondary rake shoe. The wheel cylinder according to any of paragraph 7. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed according to the contents of the initial application.
KR7901627A 1979-05-19 1979-05-19 Wheel cylinder of drum brake KR850000091B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR7901627A KR850000091B1 (en) 1979-05-19 1979-05-19 Wheel cylinder of drum brake

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR7901627A KR850000091B1 (en) 1979-05-19 1979-05-19 Wheel cylinder of drum brake

Publications (2)

Publication Number Publication Date
KR830000599A true KR830000599A (en) 1983-04-16
KR850000091B1 KR850000091B1 (en) 1985-02-22

Family

ID=19211712

Family Applications (1)

Application Number Title Priority Date Filing Date
KR7901627A KR850000091B1 (en) 1979-05-19 1979-05-19 Wheel cylinder of drum brake

Country Status (1)

Country Link
KR (1) KR850000091B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010066555A (en) * 1999-12-31 2001-07-11 이계안 Parking brake operated by oil pressure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010066555A (en) * 1999-12-31 2001-07-11 이계안 Parking brake operated by oil pressure

Also Published As

Publication number Publication date
KR850000091B1 (en) 1985-02-22

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