FR2385553A1 - Dispositif de regulation de la vitesse d'un vehicule - Google Patents

Dispositif de regulation de la vitesse d'un vehicule

Info

Publication number
FR2385553A1
FR2385553A1 FR7809099A FR7809099A FR2385553A1 FR 2385553 A1 FR2385553 A1 FR 2385553A1 FR 7809099 A FR7809099 A FR 7809099A FR 7809099 A FR7809099 A FR 7809099A FR 2385553 A1 FR2385553 A1 FR 2385553A1
Authority
FR
France
Prior art keywords
speed regulation
vehicle speed
regulation device
supplied
output signal
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7809099A
Other languages
English (en)
Other versions
FR2385553B3 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mannesmann VDO AG
Original Assignee
Mannesmann VDO AG
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
Priority claimed from DE2714113A external-priority patent/DE2714113C2/de
Priority claimed from DE19772753703 external-priority patent/DE2753703A1/de
Priority claimed from DE19772753702 external-priority patent/DE2753702A1/de
Priority claimed from DE19772754826 external-priority patent/DE2754826A1/de
Application filed by Mannesmann VDO AG filed Critical Mannesmann VDO AG
Publication of FR2385553A1 publication Critical patent/FR2385553A1/fr
Application granted granted Critical
Publication of FR2385553B3 publication Critical patent/FR2385553B3/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units, or advanced driver assistance systems for ensuring comfort, stability and safety or drive control systems for propelling or retarding the vehicle
    • B60W30/18—Propelling the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K28/00—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K31/00—Vehicle fittings, acting on a single sub-unit only, for automatically controlling vehicle speed, i.e. preventing speed from exceeding an arbitrarily established velocity or maintaining speed at a particular velocity, as selected by the vehicle operator
    • B60K31/02—Vehicle fittings, acting on a single sub-unit only, for automatically controlling vehicle speed, i.e. preventing speed from exceeding an arbitrarily established velocity or maintaining speed at a particular velocity, as selected by the vehicle operator including electrically actuated servomechanism including an electric control system or a servomechanism in which the vehicle velocity affecting element is actuated electrically
    • B60K31/04—Vehicle fittings, acting on a single sub-unit only, for automatically controlling vehicle speed, i.e. preventing speed from exceeding an arbitrarily established velocity or maintaining speed at a particular velocity, as selected by the vehicle operator including electrically actuated servomechanism including an electric control system or a servomechanism in which the vehicle velocity affecting element is actuated electrically and means for comparing one electrical quantity, e.g. voltage, pulse, waveform, flux, or the like, with another quantity of a like kind, which comparison means is involved in the development of an electrical signal which is fed into the controlling means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/02—Conjoint control of vehicle sub-units of different type or different function including control of driveline clutches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/18—Conjoint control of vehicle sub-units of different type or different function including control of braking systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units, or advanced driver assistance systems for ensuring comfort, stability and safety or drive control systems for propelling or retarding the vehicle
    • B60W30/18—Propelling the vehicle
    • B60W30/1819—Propulsion control with control means using analogue circuits, relays or mechanical links
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
    • F02D11/06—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance
    • F02D11/10—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/06—Combustion engines, Gas turbines
    • B60W2510/0638—Engine speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2540/00—Input parameters relating to occupants
    • B60W2540/10—Accelerator pedal position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
    • F02D11/06—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance
    • F02D11/10—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type
    • F02D2011/101—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type characterised by the means for actuating the throttles
    • F02D2011/102—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type characterised by the means for actuating the throttles at least one throttle being moved only by an electric actuator

Abstract

L'invention a trait à un dispositif de régulation de la vitesse d'un véhicule. Ledit dispositif comporte un régulateur électrique dont l'entrée de valeur de consigne est alimentée par le signal de sortie d'un premier transmetteur de position couplé à l'élément de commande et dont l'entrée de valeur réelle est alimentée par le signal de sortie d'un second transmetteur de position couplé à l'organe de commande d'un dispositif de commande électrique se trouvant en liaison avec un papillon. Application : régulation de vitesse de véhicules à moteur.
FR7809099A 1977-03-30 1978-03-29 Dispositif de regulation de la vitesse d'un vehicule Granted FR2385553A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE2714113A DE2714113C2 (de) 1977-03-30 1977-03-30 Einrichtung zum Regeln der Fahrgeschwindigkeit eines Kraftfahrzeugs
DE19772753703 DE2753703A1 (de) 1977-12-02 1977-12-02 Einrichtung zum regeln der fahrgeschwindigkeit eines kraftfahrzeugs
DE19772753702 DE2753702A1 (de) 1977-12-02 1977-12-02 Einrichtung zum regeln der fahrgeschwindigkeit eines kraftfahrzeugs
DE19772754826 DE2754826A1 (de) 1977-12-09 1977-12-09 Einrichtung zum regeln der fahrgeschwindigkeit eines kraftfahrzeugs

Publications (2)

Publication Number Publication Date
FR2385553A1 true FR2385553A1 (fr) 1978-10-27
FR2385553B3 FR2385553B3 (fr) 1980-10-31

Family

ID=27432200

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7809099A Granted FR2385553A1 (fr) 1977-03-30 1978-03-29 Dispositif de regulation de la vitesse d'un vehicule

Country Status (6)

Country Link
US (2) US4313408A (fr)
JP (1) JPS599740B2 (fr)
BR (1) BR7801904A (fr)
FR (1) FR2385553A1 (fr)
GB (1) GB1599364A (fr)
SE (1) SE434932B (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2445243A1 (fr) * 1978-12-27 1980-07-25 Vdo Schindling Dispositif de regulation de la vitesse d'un vehicule automobile
FR2490275A1 (fr) * 1980-09-12 1982-03-19 Daimler Benz Ag Circuit de securite pour un dispositif de regulation electronique de papillon d'acceleration de moteur a combustion interne
EP0081630A2 (fr) * 1981-12-12 1983-06-22 VDO Adolf Schindling AG Pédale d'accélérateur électrique
EP0094475A2 (fr) * 1982-05-19 1983-11-23 VDO Adolf Schindling AG Circuit de transmission non-linéaire de la position de la pédale d'accélérateur pour camion
EP0114401A2 (fr) * 1982-12-28 1984-08-01 Nissan Motor Co., Ltd. Système de commande d'accélérateur pour véhicule automobile
EP0366620A1 (fr) * 1988-10-25 1990-05-02 MARELLI AUTRONICA S.p.A. Circuit pour la commande d'un moteur à courant continu
EP0401155A1 (fr) * 1989-05-30 1990-12-05 Jesa Automobile, Jutzeler, Erlenbach Dispositif de régulation de régime, en particulier pour limiter le régime d'un moteur à combustion
WO1992013186A1 (fr) * 1991-01-18 1992-08-06 Automotive Products Plc Circuit de securite pour papillon des gaz
FR2697482A1 (fr) * 1992-11-02 1994-05-06 Arbel Fauvet Rail Sa Procédé de régulation de la vitesse de déplacement d'un véhicule automoteur, moyens pour la mise en Óoeuvre de ce procédé de régulation et véhicules pourvus des dits moyens.

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2732905C3 (de) * 1977-07-21 1994-02-24 Vdo Schindling Einrichtung zum Regeln der Fahrgeschwindigkeit eines Kraftfahrzeugs
JPS55109754A (en) * 1979-02-14 1980-08-23 Hino Motors Ltd Exhaust gas recycling controller
JPS56101026A (en) * 1979-12-31 1981-08-13 Heinzmann Gmbh Co Kg Fritz Regulator for number of revolution of internal combustion engine
DE3130099C2 (de) * 1981-07-30 1983-05-19 Vdo Adolf Schindling Ag, 6000 Frankfurt Einrichtung zur elektrischen Regelung der Geschwindigkeit eines Kraftfahrzeugs
DE3238218A1 (de) * 1982-10-15 1984-04-19 Vdo Adolf Schindling Ag, 6000 Frankfurt Einrichtung zum elektrischen steuern der fahrgeschwindigkeit
JPS59160049A (ja) * 1983-03-04 1984-09-10 Diesel Kiki Co Ltd 燃料供給量制御装置
JPS59160041A (ja) * 1983-03-04 1984-09-10 Diesel Kiki Co Ltd 内燃機関制御装置
JPS59190442A (ja) * 1983-04-11 1984-10-29 Nissan Motor Co Ltd 車両用アクセル制御装置
JPS59190441A (ja) * 1983-04-11 1984-10-29 Nissan Motor Co Ltd 車両用アクセル制御装置
US4474155A (en) * 1983-05-09 1984-10-02 Mikuni Kogyo Kabushiki Kaisha Governing control for internal combustion engine
JPS6022534A (ja) * 1983-07-13 1985-02-05 Mitsubishi Electric Corp 自動車用定速走行装置
JPS6022535A (ja) * 1983-07-13 1985-02-05 Mitsubishi Electric Corp 自動車用定速走行装置
JPS60108534A (ja) * 1983-11-15 1985-06-14 Mikuni Kogyo Co Ltd 空燃比制御方法
JPS614835A (ja) * 1984-06-15 1986-01-10 Shikoo Giken:Kk スロツトル弁調節機構
DE3510173C2 (de) * 1984-08-16 1994-02-24 Bosch Gmbh Robert Überwachungseinrichtung für eine elektronisch gesteuerte Drosselklappe in einem Kraftfahrzeug
DE3510176A1 (de) * 1984-08-16 1986-02-27 Robert Bosch Gmbh, 7000 Stuttgart Elektronisches fahrpedal fuer ein kraftfahrzeug
JPS61226533A (ja) * 1985-04-01 1986-10-08 Nissan Motor Co Ltd 車両用アクセル制御装置
JPS61279743A (ja) * 1985-06-04 1986-12-10 Nissan Motor Co Ltd 車両用アクセル制御装置
DE3721605A1 (de) * 1986-07-01 1988-01-14 Mazda Motor Steuerungssystem fuer verbrennungsmotoren
DE3641275A1 (de) * 1986-12-03 1988-06-16 Vdo Schindling Einrichtung zur uebertragung der position eines durch einen fahrzeugfuehrer betaetigbaren steuerelements
DE3743308A1 (de) * 1987-12-21 1989-06-29 Bosch Gmbh Robert Verfahren und vorrichtung zur ueberwachung eines antriebsmotorsollwertgeber
DE3743309A1 (de) * 1987-12-21 1989-06-29 Bosch Gmbh Robert Verfahren und einrichtung zur erkennung und lockerung verklemmter stellelemente
WO1990000678A1 (fr) * 1988-07-08 1990-01-25 Robert Bosch Gmbh Dispositif de controle pour regulateur de position d'une pedale d'accelerateur electronique
DE3837162A1 (de) * 1988-11-02 1990-05-03 Vdo Schindling Lastverstelleinrichtung
JPH03940A (ja) * 1989-05-29 1991-01-07 Aisin Seiki Co Ltd スロットル制御装置
DE3934739A1 (de) * 1989-10-18 1991-04-25 Bosch Gmbh Robert Vorrichtung i mit einem stellmotor zum eingriff in eine uebertragungseinrichtung
US5587640A (en) * 1994-09-28 1996-12-24 Tetra Laval Holdings & Finance S.A. Delayed safety braking apparatus for a servomotor control system
WO2006078579A2 (fr) * 2005-01-18 2006-07-27 Teleflex, Incorporated Mecanisme de retrogradation pour une pedale et mecanisme de fixation d'une pedale
US8942911B2 (en) * 2010-04-21 2015-01-27 GM Global Technology Operations LLC System and method for detecting a stuck vehicle accelerator and remedial control

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JPS4945675B1 (fr) * 1969-07-07 1974-12-05
DE2059483A1 (de) * 1970-12-03 1972-06-22 Bosch Gmbh Robert Regeleinrichtung fuer Brennkraftmaschinen
DE2120510C3 (de) * 1971-04-27 1973-11-22 Deutsche Vergaser Gmbh & Co Kg, 4040 Neuss Drehzahlregler fur eine Brenn kraftmaschine
US3700996A (en) * 1971-09-24 1972-10-24 Gen Motors Corp Remote throttle control via step motor movement and responsive to vehicle or engine condition
JPS5414690B2 (fr) * 1971-12-15 1979-06-08
JPS522650B2 (fr) * 1972-08-21 1977-01-22
US3886915A (en) * 1973-09-28 1975-06-03 Bendix Corp Passive adaptive engine control system for improved vehicle driveability
JPS5825853B2 (ja) * 1975-05-23 1983-05-30 カブシキガイシヤ ニツポンジドウシヤブヒンソウゴウケンキユウシヨ 内燃機関のスロツトル弁制御装置
DE2544454C3 (de) * 1975-10-04 1979-09-13 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur Regelung der Fahrgeschwindigkeit eines Kraftfahrzeuges
DE2609867A1 (de) * 1976-03-10 1977-09-15 Bosch Gmbh Robert Einrichtung zum regeln der fahrgeschwindigkeit von kraftfahrzeugen
DE2609843C3 (de) * 1976-03-10 1979-03-01 Robert Bosch Gmbh, 7000 Stuttgart Regelkreis zum Regeln der Fahrgeschwindigkeit eines Kraftfahrzeuges
DE2637122A1 (de) * 1976-08-18 1978-02-23 Bosch Gmbh Robert Stellglied zur beeinflussung einer regelstrecke
DE2839467C2 (de) * 1978-09-11 1985-01-31 Vdo Adolf Schindling Ag, 6000 Frankfurt Einrichtung zur Übertragung der Stellung eines die Fahrgeschwindigkeit eines Kraftfahrzeugs steuernden, durch den Fahrzeugführer betätigbaren Steuerelements

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2445243A1 (fr) * 1978-12-27 1980-07-25 Vdo Schindling Dispositif de regulation de la vitesse d'un vehicule automobile
FR2490275A1 (fr) * 1980-09-12 1982-03-19 Daimler Benz Ag Circuit de securite pour un dispositif de regulation electronique de papillon d'acceleration de moteur a combustion interne
EP0081630A3 (en) * 1981-12-12 1984-07-18 Vdo Adolf Schindling Ag Electric gas pedal
EP0081630A2 (fr) * 1981-12-12 1983-06-22 VDO Adolf Schindling AG Pédale d'accélérateur électrique
EP0094475A3 (en) * 1982-05-19 1984-08-01 Vdo Adolf Schindling Ag Non linear transmission circuit for the position of the gas pedal in a truck
EP0094475A2 (fr) * 1982-05-19 1983-11-23 VDO Adolf Schindling AG Circuit de transmission non-linéaire de la position de la pédale d'accélérateur pour camion
EP0114401A2 (fr) * 1982-12-28 1984-08-01 Nissan Motor Co., Ltd. Système de commande d'accélérateur pour véhicule automobile
EP0114401A3 (en) * 1982-12-28 1984-11-07 Nissan Motor Company, Limited Accelerator control system for automotive vehicle
US4597049A (en) * 1982-12-28 1986-06-24 Nissan Motor Company, Limited Accelerator control system for automotive vehicle
EP0366620A1 (fr) * 1988-10-25 1990-05-02 MARELLI AUTRONICA S.p.A. Circuit pour la commande d'un moteur à courant continu
EP0401155A1 (fr) * 1989-05-30 1990-12-05 Jesa Automobile, Jutzeler, Erlenbach Dispositif de régulation de régime, en particulier pour limiter le régime d'un moteur à combustion
WO1992013186A1 (fr) * 1991-01-18 1992-08-06 Automotive Products Plc Circuit de securite pour papillon des gaz
FR2697482A1 (fr) * 1992-11-02 1994-05-06 Arbel Fauvet Rail Sa Procédé de régulation de la vitesse de déplacement d'un véhicule automoteur, moyens pour la mise en Óoeuvre de ce procédé de régulation et véhicules pourvus des dits moyens.

Also Published As

Publication number Publication date
BR7801904A (pt) 1978-10-24
US4313408A (en) 1982-02-02
JPS53121328A (en) 1978-10-23
US4419973A (en) 1983-12-13
SE434932B (sv) 1984-08-27
FR2385553B3 (fr) 1980-10-31
JPS599740B2 (ja) 1984-03-05
GB1599364A (en) 1981-09-30
SE7803014L (sv) 1978-10-01

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