KR890014319A - 작동기 - Google Patents

작동기 Download PDF

Info

Publication number
KR890014319A
KR890014319A KR1019890003424A KR890003424A KR890014319A KR 890014319 A KR890014319 A KR 890014319A KR 1019890003424 A KR1019890003424 A KR 1019890003424A KR 890003424 A KR890003424 A KR 890003424A KR 890014319 A KR890014319 A KR 890014319A
Authority
KR
South Korea
Prior art keywords
sleeve
drive
actuator
rotation
control
Prior art date
Application number
KR1019890003424A
Other languages
English (en)
Other versions
KR960003318B1 (ko
Inventor
마티스 세베린쓴 라르스
Original Assignee
스텔란 페트리
삽 니페 에이 비
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 스텔란 페트리, 삽 니페 에이 비 filed Critical 스텔란 페트리
Publication of KR890014319A publication Critical patent/KR890014319A/ko
Application granted granted Critical
Publication of KR960003318B1 publication Critical patent/KR960003318B1/ko

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
    • B61H7/00—Brakes with braking members co-operating with the track
    • B61H7/02—Scotch blocks, skids, or like track-engaging shoes
    • B61H7/04—Scotch blocks, skids, or like track-engaging shoes attached to railway vehicles
    • B61H7/06—Skids
    • B61H7/08—Skids electromagnetically operated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
    • F16D65/28—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged apart from the brake
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE 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
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/74—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
    • B60T13/741—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive acting on an ultimate actuator
    • B60T13/743—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive acting on an ultimate actuator with a spring accumulator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
    • B61H13/00—Actuating rail vehicle brakes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D28/00—Electrically-actuated clutches
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/38—Slack adjusters
    • F16D2065/386—Slack adjusters driven electrically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
    • F16D2066/003—Position, angle or speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
    • F16D2066/005—Force, torque, stress or strain
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2121/00—Type of actuator operation force
    • F16D2121/18—Electric or magnetic
    • F16D2121/24—Electric or magnetic using motors
    • F16D2121/26—Electric or magnetic using motors for releasing a normally applied brake
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2125/00—Components of actuators
    • F16D2125/18—Mechanical mechanisms
    • F16D2125/20—Mechanical mechanisms converting rotation to linear movement or vice versa
    • F16D2125/34—Mechanical mechanisms converting rotation to linear movement or vice versa acting in the direction of the axis of rotation
    • F16D2125/40—Screw-and-nut
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2127/00—Auxiliary mechanisms
    • F16D2127/06—Locking mechanisms, e.g. acting on actuators, on release mechanisms or on force transmission mechanisms
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/18—Mechanical movements
    • Y10T74/18568—Reciprocating or oscillating to or from alternating rotary

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Transportation (AREA)
  • Braking Arrangements (AREA)
  • Valve Device For Special Equipments (AREA)
  • Fluid-Damping Devices (AREA)
  • Vehicle Body Suspensions (AREA)
  • Fluid-Driven Valves (AREA)
  • Actuator (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Mechanical Operated Clutches (AREA)

Abstract

내용 없음.

Description

작동기
제1도는 본 발명에 따른 작동기, 즉 전자기계 브레이크 유니트의 실시예의 측단면도.
제2도는 다른 실시예의 측단면도.
제3도는 또다른 실시예의 측단면도.

Claims (9)

  1. 하우징(1-3 ; 40,41 ; 80-82)과 회전 운동을 받는 구동 슬리이브(8 ; 46 ; 85)및, 회전 운동을 공급해주는 구동링(13 ; 49 ; 91)을 포함하는 작동기에 있어서, 구동 슬리이브(8 ; 46 ; 85)와 하우징 (1-3 : 40,41 ; 80-82)사이에서 상기 구동 슬리이브의 제1방향으로의 회전을 허용해주는 클러치 수단(16 ; 61 ; 94)과, 합께 공축인 구동 슬리이브와 구동링(13 ; 49 ; 91)사이를 연결해주기 위한 로킹 스프링(18 ; 62 ; 96) 및, 제2방향 즉 반대 방향으로의 구동링의 회전을 허용하는 것을 제외하고는 구동 슬리이브의 제1방향으로의 회전시에만 구동 슬리이브를 구동링에 구동 연결해주는 기능을 수행하기 위해 로킹 스프링을 제어해주는 수단(17 ; 65-67,69,70 ; 95)으로 이루어진 것을 특징으로 하는 작동기.
  2. 제1항에 있어서, 로킹 스프링(18 ; 96)을 제어해주는 수단은 구동 슬리인브(8 ; 85)와 구동링(13 ; 91)에 동심이고 로킹 스프링(18 ; 96)의 한 단부에 연결되는 제어슬리이브(17 ; 95)이며 이 제어 슬리이브의 제2방향으로의 회전에 의해 로킹 스프링을 풀어 구동링이 제 2 방향에서의 제어 슬리이브와 동일한 각도 거리를 회전할 수 있게한 것을 특징으로 하는 작동기.
  3. 제2항에 있어서, 상기 작동기는 구동 슬리이브(8)가 모터 양호하게는 전기모터(10)에 의해 인장된 코일 스프링(6)의 토오크를 받도록 되어 있는 작동기로서, 상기 클러치 수단은 평상시에 구동 슬리이브(8)의 제1방향으로의 회전을 방지해주는 로킹 스프링(16)이며, 이 로킹 스프링의 한 단부는 제어슬리이브(17)에 연결되므로서, 제1방향으로의 회전에 의해 로킹 스프링을 풀어 구동 슬리이브(8)가 제1방향에서의 제어 슬리이브와 동일한 각도 거리를 회전할 수 있게한 것을 특징으로 하는 작동기.
  4. 제3항에 있어서, 제어 슬리이브(17)는 그 양 방향으로의 회전을 위해 제어모터(20)에 연결된 것을 특징으로 하는 작동기.
  5. 제4항에 있어서, 상기 작동기는 회전 운동을 축방향으로 운동으로 변화시켜주기 위해 구동링(13)에 연결된 수단(15,25)을 또한 포함하는 작동기로서, 예정된 축방향 힘이 얻어진 경우, 제1방향으로 회전시에 제어모터(20)를 끄기위한 신호를 전달해주는 변압기(31)가 배치되어 있는 것을 특징으로 하는 작동기.
  6. 제5항에 있어서, 제어모터(20)는 그 제2방향으로의 회전시에, 변압기(31)가 축방향 힘이 실질적으로 0인것을 지시하는 신호를 전달한 후에, 원하는 이완을 설정하기 위해 소정의 각도 거리를 회전하도록 배치되어 있는 것을 특징으로 하는 작동기.
  7. 제1항 또는 제2항에 있어서, 상기 작동기는 구동 슬리이브(55)가 회전모터, 양호하게는 전기모터(86)에 연결되도록 되어 있는 작동기로서, 상기 클러치 수단은 모터(86)에 의한 단지 제1방향으로의 수동 슬리이브(85)의 회전만을 허용해주는 로킹 스프링(94)인 것을 특징으로 하는 작동기.
  8. 제7항에 있어서, 상기 모터(86)는 양 방향으로의 회전을 허용하기 위해 제어슬리이브(95)에 구동 연결되는 반면에, 모터와 구동 슬리이브(85)사이의 접속부에는 단지 구동 슬러이브에 대한 회전을 제1방향으로만 전달해주는 일방향 클러치(90)가 배치되어 있는 것을 특징으로 하는 작동기.
  9. 제1항에 있어서, 상기 작동기는 구동 슬리이브(46)가 모터, 양호하게는 전기 모터(47)에 의해 인장된 코일 스프링(44)의 토오크를 받도록 되어 있는 작동기로서, 상기 클러치 수단은 평상시에 구동 슬리이브(46)의 제1방향으로의 회전을 방지해주는 외부 로킹 스프링(61)이고, 구동 슬리이브와 구동링(49)사이에 배치된 로킹 스프링, 즉 내부로킹 스프링(62)을 제어해줌과 동시에 외부 로킹 스프링도 또한 제어해주는 상기 수단은 하우징(40) 또는 구동링(49)으로부터 각각 어떤 로킹 스프링(61,62)의 단부를 풀어주므로서 구동 슬리이브(46)의 제1방향으로 회전 또는 구동링의 제2방향으로의 회전을 각각 허용해주기 위해 두개의 전자석(72)의 영향하에 축방향으로 이동가능한 제어부재(70)인 것을 특징으로 하는 작동기.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890003424A 1988-03-21 1989-03-20 작동기 KR960003318B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8801027-7 1988-03-21
SE8801027A SE460783B (sv) 1988-03-21 1988-03-21 Aktuator

Publications (2)

Publication Number Publication Date
KR890014319A true KR890014319A (ko) 1989-10-23
KR960003318B1 KR960003318B1 (ko) 1996-03-08

Family

ID=20371764

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890003424A KR960003318B1 (ko) 1988-03-21 1989-03-20 작동기

Country Status (15)

Country Link
US (1) US4953668A (ko)
EP (1) EP0334435B1 (ko)
KR (1) KR960003318B1 (ko)
CN (1) CN1015430B (ko)
AT (1) ATE80840T1 (ko)
AU (1) AU607849B2 (ko)
BR (1) BR8901274A (ko)
CA (1) CA1302307C (ko)
CZ (1) CZ280410B6 (ko)
DE (1) DE68902940T2 (ko)
ES (1) ES2035521T3 (ko)
HU (1) HU205304B (ko)
PL (1) PL159788B1 (ko)
SE (1) SE460783B (ko)
ZA (1) ZA892132B (ko)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE460782B (sv) * 1988-03-21 1989-11-20 Sab Nife Ab Elektromekanisk bromsenhet
SE464933B (sv) * 1989-12-21 1991-07-01 Wabco Holdings Sab Kraftaktuatorarrangemang
SE464932B (sv) * 1989-12-21 1991-07-01 Wabco Holdings Sab Anordning i en kraftaktuator foer omvandling av en oscillerande axiell roerelse
SE467983B (sv) * 1991-04-08 1992-10-12 Wabco Holdings Sab Anordning i en bromsenhet
DE19503137C1 (de) * 1995-02-01 1996-09-26 Fichtel & Sachs Ag Betätigungsvorrichtung, insbesondere für ein Fahrzeug
DE19654729A1 (de) * 1996-12-30 1999-07-22 Bosch Gmbh Robert Elektromotorische Bremsvorrichtung
SE511851C2 (sv) * 1997-04-24 1999-12-06 Sab Wabco Ab Bromsaktuator
EP1032520B1 (de) * 1997-11-22 2002-05-08 Continental Teves AG & Co. oHG Verfahren und system zur ansteuerung einer elektromechanisch betätigbaren feststellbremse für kraftfahrzeuge
DE50003833D1 (de) * 1999-04-13 2003-10-30 Continental Teves Ag & Co Ohg Teilbelagscheibenbremse mit elektromechanischer betätigungseinheit
DE19945702A1 (de) * 1999-09-23 2001-04-19 Knorr Bremse Systeme Zuspannvorrichtung für eine Fahrzeugbremse
SE520255C2 (sv) * 2000-12-20 2003-06-17 Haldex Brake Prod Ab Sätt och anordning för servicebromsning
SE520546C2 (sv) * 2000-12-20 2003-07-22 Haldex Brake Prod Ab Fjäderbromsaktuator
SE524118C2 (sv) 2001-05-30 2004-06-29 Haldex Brake Prod Ab Anordning i ett fordonsbromsarrangemang
SE0104279D0 (en) * 2001-12-18 2001-12-18 Haldex Brake Prod Ab A parking brake arrangement in an electrically operated brake
US20050110339A1 (en) * 2003-11-26 2005-05-26 Kolberg David A. EMAC arrangement for reducing wiring requirements
DE102004009767A1 (de) * 2004-02-28 2005-09-15 Bayerische Motoren Werke Ag Schwenkvorrichtung zum Bewegen eines schwenkbaren Karosseriebauteils
DE202005011280U1 (de) * 2005-07-18 2006-11-23 Kinshofer Greiftechnik Gmbh & Co. Kg Hub-/Schwenkvorrichtung für Ladebordwände und/oder -rampen
DE102005046607A1 (de) * 2005-09-29 2007-04-05 Robert Bosch Gmbh Vorrichtung und Verfahren zur Betätigung einer Feststellbremse eines Fahrzeugs
US20100258390A1 (en) * 2009-04-14 2010-10-14 Culbertson Michael O Hybrid electromechanical actuator brake for wind turbines
JP5795908B2 (ja) * 2011-01-07 2015-10-14 Ntn株式会社 電動ブレーキ装置
US9616875B2 (en) 2014-09-11 2017-04-11 Westinghouse Air Brake Technologies Corporation Piston stroke sensor arrangement for a brake unit
US10119873B2 (en) 2014-09-15 2018-11-06 Westinghouse Air Brake Technologies Corporation Brake force sensor arrangement for a brake unit
JP6569644B2 (ja) * 2016-11-07 2019-09-04 株式会社アドヴィックス 車両の電動制動装置
JP2020534200A (ja) * 2017-09-06 2020-11-26 北京天佑新轡高新技術有限公司Ｂｅｉｊｉｎｇ Ｔｉａｎｙｏｕｘｉｎｐｅｉ ｈｉｇｈ−ｔｅｃｈ Ｃｏ．，Ｌｔｄ． 鉄道車両電動機駆動のメカニカルブースター式摩擦制動装置
JP2023120925A (ja) * 2022-02-18 2023-08-30 ナブテスコ株式会社 制動装置、予備ブレーキ制御装置

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US874219A (en) * 1905-10-30 1907-12-17 James D Leys Brake for power-driven vehicles.
US2218605A (en) * 1939-08-31 1940-10-22 Westinghouse Air Brake Co Electrically controlled brake
US3131788A (en) * 1962-01-22 1964-05-05 Westinghouse Air Brake Co Electrically controlled brake systems for railway cars employing spring-applied power-released unit brake assemblies
US3217843A (en) * 1964-01-02 1965-11-16 Westinghouse Air Brake Co Spring-applied electric power released tread brake unit
US3280944A (en) * 1964-11-27 1966-10-25 Westinghouse Air Brake Co Spring-applied power released vehicle wheel tread brake assembly
GB1491486A (en) * 1975-09-22 1977-11-09 Girling Ltd Brake actuators for vehicles
GB1585412A (en) * 1977-03-03 1981-03-04 Twiflex Couplings Brake actuating mechanisms
US4567967A (en) * 1979-07-30 1986-02-04 Goodyear Aerospace Corporation Electrically actuated aircraft brakes
DE3010335C2 (de) * 1980-03-18 1982-12-09 Helmut 5600 Wuppertal Korthaus Arbeitsverfahren für eine elektromotorische Bremsbetätigungsvorrichtung insbesondere bei Schienenfahrzeugen und Vorrichtung zur Durchführung des Verfahrens
GB8407178D0 (en) * 1984-03-20 1984-04-26 Westinghouse Brake & Signal Braking systems
IN161423B (ko) * 1983-06-17 1987-11-28 Westinghouse Brake & Signal
SE442541B (sv) * 1984-05-22 1986-01-13 Severinsson Lars M Anordning for att mekaniskt omvandla ett vridmoment till en axiell kraft
DE3423509A1 (de) * 1984-06-26 1986-01-02 Knorr-Bremse GmbH, 8000 München Elektromechanische betaetigungseinrichtung fuer eine scheibenbremse von fahrzeugen, insbesondere schienenfahrzeugen
FR2595078B1 (fr) * 1986-02-28 1990-03-16 Wabco Westinghouse Bloc de commande de frein a ressort d'actionnement et son application a un systeme de freinage
EP0247733A3 (en) * 1986-05-17 1988-09-07 Westinghouse Brake And Signal Holdings Limited Electric actuators
US4793447A (en) * 1986-12-23 1988-12-27 Allied-Signal Inc. Electrically operated disc brake
FR2610053B1 (fr) * 1987-01-22 1989-03-31 Bendix France Procede et dispositif d'actionnement d'un mecanisme de freinage par un moteur electrique rotatif
SE460782B (sv) * 1988-03-21 1989-11-20 Sab Nife Ab Elektromekanisk bromsenhet
US4836338A (en) * 1988-04-19 1989-06-06 Allied-Signal Inc. Electrically operated disc brakes

Also Published As

Publication number Publication date
ZA892132B (en) 1989-11-29
ES2035521T3 (es) 1993-04-16
AU607849B2 (en) 1991-03-14
ATE80840T1 (de) 1992-10-15
EP0334435A2 (en) 1989-09-27
DE68902940D1 (de) 1992-10-29
CN1037684A (zh) 1989-12-06
CA1302307C (en) 1992-06-02
SE460783B (sv) 1989-11-20
SE8801027D0 (sv) 1988-03-21
DE68902940T2 (de) 1993-01-07
PL159788B1 (en) 1993-01-29
KR960003318B1 (ko) 1996-03-08
EP0334435A3 (en) 1990-08-08
HU205304B (en) 1992-04-28
BR8901274A (pt) 1989-11-07
HUT49531A (en) 1989-10-30
SE8801027L (sv) 1989-09-22
PL278430A1 (en) 1989-11-27
CN1015430B (zh) 1992-02-12
AU3152189A (en) 1989-09-21
US4953668A (en) 1990-09-04
CZ172589A3 (en) 1995-08-16
EP0334435B1 (en) 1992-09-23
CZ280410B6 (cs) 1996-01-17

Similar Documents

Publication Publication Date Title
KR890014319A (ko) 작동기
KR890014318A (ko) 철도차량용 전자-기계 브레이크 유니트
US6613997B2 (en) Control device for a joystick
US4885489A (en) Permanent magnet motor with hysteresis drag cup coupling
US4273307A (en) Clutch for valve actuator
US4641737A (en) Bi-directional overtravel stop
US4693349A (en) Torque limiting apparatus
JPH01193417A (ja) 遠心クラッチ
EP0931228B1 (en) An actuating device for a continuously variable transmission
JPH06506050A (ja) ブレーキ装置
EP0109918A1 (en) Disk brake actuator
US4560050A (en) Slip clutch assembly
US4343385A (en) Automatic drive mechanism for vehicles
US4395650A (en) Electromagnetic diaphragm disk actuator
JPH02300521A (ja) スプリングクラッチ
GB2119894A (en) A rotary drive
JPS63310379A (ja) 電磁クラッチ付超音波モ−タ
JPH07117136B2 (ja) ボールネジ・スプライン装置
JPS6320240A (ja) 定速走行装置のアクチユエ−タ
SU1182494A1 (ru) Центробежный регул тор скорости
US3246537A (en) Reactionless drive device
SU1055916A1 (ru) Муфта предельного момента
SU1501017A1 (ru) Исполнительный механизм дл дистанционного управлени
SU555248A1 (ru) Волнова передача
SU1747780A1 (ru) Винтовой механизм

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
LAPS Lapse due to unpaid annual fee