IT1156971B - Sistema di trasmissione idraulica della potenza da un motore a combustione interna alle ruote di un autoveicolo, con recupero dell'energia cinetica - Google Patents
Sistema di trasmissione idraulica della potenza da un motore a combustione interna alle ruote di un autoveicolo, con recupero dell'energia cineticaInfo
- Publication number
- IT1156971B IT1156971B IT67897/78A IT6789778A IT1156971B IT 1156971 B IT1156971 B IT 1156971B IT 67897/78 A IT67897/78 A IT 67897/78A IT 6789778 A IT6789778 A IT 6789778A IT 1156971 B IT1156971 B IT 1156971B
- Authority
- IT
- Italy
- Prior art keywords
- wheels
- vehicle
- combustion engine
- power transmission
- transmission system
- Prior art date
Links
Classifications
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4078—Fluid exchange between hydrostatic circuits and external sources or consumers
- F16H61/4096—Fluid exchange between hydrostatic circuits and external sources or consumers with pressure accumulators
-
- 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
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/10—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of fluid gearing
-
- 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
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/08—Prime-movers comprising combustion engines and mechanical or fluid energy storing means
- B60K6/12—Prime-movers comprising combustion engines and mechanical or fluid energy storing means by means of a chargeable fluidic accumulator
-
- 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
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/10—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels by utilising wheel movement for accumulating energy, e.g. driving air compressors
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4061—Control related to directional control valves, e.g. change-over valves, for crossing the feeding conduits
-
- 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
- F16H—GEARING
- F16H47/00—Combinations of mechanical gearing with fluid clutches or fluid gearing
- F16H47/02—Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Motor Power Transmission Devices (AREA)
- Control Of Fluid Gearings (AREA)
- Control Of Transmission Device (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT67897/78A IT1156971B (it) | 1978-04-20 | 1978-04-20 | Sistema di trasmissione idraulica della potenza da un motore a combustione interna alle ruote di un autoveicolo, con recupero dell'energia cinetica |
GB7913477A GB2019537A (en) | 1978-04-20 | 1979-04-18 | Hydraulic transmission for motor vehicle |
DE19792915914 DE2915914A1 (de) | 1978-04-20 | 1979-04-19 | Hydrauliksystem fuer die uebertragung von leistung von einer brennkraftmaschine auf raeder eines kraftfahrzeugs |
FR7909898A FR2423365A1 (fr) | 1978-04-20 | 1979-04-19 | Systeme hydraulique pour la transmission de force motrice entre un moteur a combustion interne et les roues d'un vehicule |
US06/031,692 US4215545A (en) | 1978-04-20 | 1979-04-19 | Hydraulic system for transmitting power from an internal combustion engine to the wheels of a motor vehicle |
JP4889979A JPS556077A (en) | 1978-04-20 | 1979-04-20 | Hydraulic pressure system for power transmission to automobile wheel from internal combustion enngine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT67897/78A IT1156971B (it) | 1978-04-20 | 1978-04-20 | Sistema di trasmissione idraulica della potenza da un motore a combustione interna alle ruote di un autoveicolo, con recupero dell'energia cinetica |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7867897A0 IT7867897A0 (it) | 1978-04-20 |
IT1156971B true IT1156971B (it) | 1987-02-04 |
Family
ID=11306175
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT67897/78A IT1156971B (it) | 1978-04-20 | 1978-04-20 | Sistema di trasmissione idraulica della potenza da un motore a combustione interna alle ruote di un autoveicolo, con recupero dell'energia cinetica |
Country Status (6)
Country | Link |
---|---|
US (1) | US4215545A (it) |
JP (1) | JPS556077A (it) |
DE (1) | DE2915914A1 (it) |
FR (1) | FR2423365A1 (it) |
GB (1) | GB2019537A (it) |
IT (1) | IT1156971B (it) |
Families Citing this family (82)
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US4358250A (en) * | 1979-06-08 | 1982-11-09 | Payne Barrett M M | Apparatus for harnessing and storage of wind energy |
IT8083479A0 (it) * | 1979-12-10 | 1980-12-09 | Mervyn Roy Marsh | Dispositivo di trasmissione del moto. |
DE3022373A1 (de) * | 1980-06-14 | 1981-12-24 | Volkswagenwerk Ag | Fahrzeug, insbesondere personenkraftwagen |
FR2486464A1 (fr) * | 1980-07-10 | 1982-01-15 | Jardinier Jean | Procede de propulsion d'un vehicule a roue(s) et vehicule mettant en oeuvre ledit procede |
US4382484A (en) * | 1980-09-04 | 1983-05-10 | Advanced Energy Systems Inc. | Fuel-efficient energy storage automotive drive system |
US4372414A (en) * | 1980-09-04 | 1983-02-08 | Advanced Energy Systems, Inc. | Fuel-efficient energy storage automotive drive system |
US4441573A (en) * | 1980-09-04 | 1984-04-10 | Advanced Energy Systems Inc. | Fuel-efficient energy storage automotive drive system |
US4387783A (en) * | 1980-09-04 | 1983-06-14 | Advanced Energy Systems Inc. | Fuel-efficient energy storage automotive drive system |
US4663937A (en) * | 1981-07-06 | 1987-05-12 | Creative Energy Technologies, Inc. | Electro-mechanical-hydraulic power generating system |
EP0075035A1 (de) * | 1981-09-19 | 1983-03-30 | Kappmeier, Uwe H., Ing.-grad. | Triebwerk, insbesondere für Kraftfahrzeuge |
DE3201790C2 (de) * | 1982-01-21 | 1985-06-27 | Mannesmann Rexroth GmbH, 8770 Lohr | Nachsaugbehälter für zwei hydraulische Kreise einer Hydraulikanlage, insbesondere für einen Lenkkreis und für einen Steuerkreis |
FR2527288B1 (fr) * | 1982-05-19 | 1987-10-09 | Renault Vehicules Ind | Dispositif oleopneumatique de recuperation d'energie de freinage pour vehicule urbain |
US4674280A (en) * | 1982-12-17 | 1987-06-23 | Linde Aktiengesellschaft | Apparatus for the storage of energy |
SE440262B (sv) * | 1983-01-13 | 1985-07-22 | Stensele Mek Verkstad Ab | Synkroniserad, hydrostatisk-mekanisk vexellada |
JPS59155095A (ja) * | 1983-02-24 | 1984-09-04 | Hokuetsu Seishi Kk | 感熱記録紙 |
FR2548289B1 (fr) * | 1983-06-28 | 1985-12-13 | Renault | Transmission hydrostatique a recuperation d'energie a freinage integre |
DE3409566C3 (de) * | 1984-03-15 | 1993-12-02 | Rexroth Mannesmann Gmbh | Getriebeanordnung, insbesondere für einen Fahrzeugantrieb |
US4741410A (en) * | 1985-07-05 | 1988-05-03 | Advanced Energy Systems Inc. | Energy storage automotive drive system particularly adaptable for retrofitting |
DE3533242A1 (de) * | 1985-09-18 | 1987-03-26 | Man Nutzfahrzeuge Gmbh | Fahrzeug mit druckgasenergiespeichern |
DE3619187A1 (de) * | 1986-06-06 | 1987-12-10 | Man Nutzfahrzeuge Gmbh | Kraftfahrzeug, insbesondere im stop-and-go-verkehr betriebenes nutzfahrzeug |
DE3619639A1 (de) * | 1986-06-11 | 1987-12-17 | Man Nutzfahrzeuge Gmbh | Anlage mit energiespeicher- und -abgabeeinrichtung |
FR2613016B1 (fr) * | 1987-03-25 | 1989-07-21 | Equip Systemes Mecaniques | Transmission hydromecanique de vehicule a recuperation d'energie au freinage |
US4754603A (en) * | 1987-07-20 | 1988-07-05 | Rosman Allan H | Hydraulic-drive system for an intermittent-demand load |
US4891941A (en) * | 1988-08-01 | 1990-01-09 | Heintz Richard P | Free piston engine-pump propulsion system |
JPH0620835B2 (ja) * | 1988-10-27 | 1994-03-23 | いすゞ自動車株式会社 | 車両のブレーキエネルギー回生装置 |
US5168703A (en) * | 1989-07-18 | 1992-12-08 | Jaromir Tobias | Continuously active pressure accumulator power transfer system |
US5101929A (en) * | 1989-07-18 | 1992-04-07 | Jaromir Tobias | Vibration isolation support mounting system |
US5062498A (en) * | 1989-07-18 | 1991-11-05 | Jaromir Tobias | Hydrostatic power transfer system with isolating accumulator |
US5310017A (en) * | 1989-07-18 | 1994-05-10 | Jaromir Tobias | Vibration isolation support mounting system |
AT395235B (de) * | 1989-10-09 | 1992-10-27 | Oekomobil Gmbh | Antriebssystem fuer kraftfahrzeuge |
JPH0384475U (it) * | 1989-12-19 | 1991-08-27 | ||
JP2964607B2 (ja) * | 1990-10-11 | 1999-10-18 | 日産自動車株式会社 | 油圧供給装置 |
JP2967651B2 (ja) * | 1991-08-12 | 1999-10-25 | ダイキン工業株式会社 | 位置割出装置 |
US5263401A (en) * | 1992-03-05 | 1993-11-23 | Walker Frank H | Hydraulic regenerative braking and four wheel drive system |
US5440878A (en) * | 1992-08-27 | 1995-08-15 | Vernon E. Gleasman | Variable hydraulic machine |
US5636713A (en) * | 1992-08-31 | 1997-06-10 | Perkins; Rex H. | Multiple RAM assembly and recuperative drive system for hydraulic lift |
US5607027A (en) * | 1995-04-28 | 1997-03-04 | Anser, Inc. | Hydraulic drive system for a vehicle |
US5878569A (en) * | 1996-10-21 | 1999-03-09 | Caterpillar Inc. | Energy conversion system |
CN1078653C (zh) * | 1996-12-03 | 2002-01-30 | 新卡特彼勒三菱株式会社 | 用于施工机械的控制设备 |
US5966935A (en) * | 1998-01-08 | 1999-10-19 | Liu; Shih-Chen | Power generating device |
US20020100275A1 (en) * | 1998-06-30 | 2002-08-01 | Lisniansky Robert Moshe | Regenerative adaptive fluid control |
US7107767B2 (en) * | 2000-11-28 | 2006-09-19 | Shep Limited | Hydraulic energy storage systems |
FR2845741B1 (fr) * | 2002-10-11 | 2005-01-21 | Itw De France | Rivet muni de pattes elastiques |
GB2400423B (en) * | 2003-04-09 | 2005-12-28 | Trw Ltd | Electrohydraulic braking systems for vehicles |
WO2005087528A1 (de) * | 2004-03-09 | 2005-09-22 | Brueninghaus Hydromatik Gmbh | Antriebssystem mit gemeinsamen steuerdruckanschluss |
DE102004043897A1 (de) * | 2004-03-09 | 2005-09-29 | Brueninghaus Hydromatik Gmbh | Antriebssystem mit gemeinsamen Steuerdruckanschluss |
US7549499B2 (en) * | 2005-03-03 | 2009-06-23 | International Truck Intellectual Property Company, Llc | Hydraulic hybrid four wheel drive |
DE102005060994B4 (de) * | 2005-12-20 | 2009-04-09 | Bosch Rexroth Aktiengesellschaft | Hydrostatischer Antrieb mit Rückgewinnung von Bremsenergie |
WO2007104539A1 (de) * | 2006-03-13 | 2007-09-20 | Bosch Rexroth Ag | Mechanisch-hydraulischer antrieb mit einem leistungsverzweigungsgetriebe |
DE102006046965A1 (de) * | 2006-06-02 | 2007-12-06 | Bosch Rexroth Ag | Antrieb mit Bremsenergierückgewinnung |
EP2682584A1 (en) * | 2006-07-26 | 2014-01-08 | J. Michael Langham | Hydraulic engine |
DE102006050873A1 (de) * | 2006-10-27 | 2008-04-30 | Robert Bosch Gmbh | Hydrostatischer Antrieb mit Bremsenergierückgewinnung |
US20090043797A1 (en) * | 2007-07-27 | 2009-02-12 | Sparkip, Inc. | System And Methods For Clustering Large Database of Documents |
US8776368B2 (en) * | 2007-08-03 | 2014-07-15 | Parker-Hannifin Corporation | Integrated hydraulic hybrid drive module and method of installing same |
DE102007046696A1 (de) * | 2007-09-28 | 2009-04-09 | Liebherr-Werk Nenzing Gmbh | Hydraulisches Antriebssystem |
US7856816B2 (en) * | 2008-01-03 | 2010-12-28 | Eaton Corporation | Hydraulic brake energy regeneration system for electric energy storage and vehicle drive assist |
US8336304B2 (en) * | 2008-06-24 | 2012-12-25 | Rez Mustafa | Hydraulic hybrid turbo-transmission |
US20100122864A1 (en) * | 2008-11-17 | 2010-05-20 | Allan Rosman | Hybrid hydraulic drive system for all terrestrial vehicles, with the hydraulic accumulator as the vehicle chassis |
US8079437B2 (en) | 2008-11-17 | 2011-12-20 | Allan Rosman | Hybrid hydraulic drive system with accumulator as the frame of vehicle |
DE102009001602A1 (de) * | 2009-03-17 | 2010-09-23 | Zf Friedrichshafen Ag | Vorrichtung für einen Fahrzeugantriebsstrang mit einer Getriebeeinrichtung |
DE102009001603A1 (de) * | 2009-03-17 | 2010-09-23 | Zf Friedrichshafen Ag | Vorrichtung für einen Fahrzeugantriebsstrang |
DE202009004071U1 (de) * | 2009-03-23 | 2010-08-12 | Liebherr-France Sas, Colmar | Antrieb für einen Hydraulikbagger |
US8839694B2 (en) * | 2009-06-05 | 2014-09-23 | Deere & Company | Hydraulic regenerating and low-speed operating power shift transmission |
DE102010023713A1 (de) * | 2009-07-06 | 2011-03-17 | Schaeffler Technologies Gmbh & Co. Kg | Hydraulikanordnung |
FR2957856B1 (fr) * | 2010-03-25 | 2012-03-16 | Peugeot Citroen Automobiles Sa | Hybridation hydraulique legere et entrainement d'une prise de force sur moteur industriel |
CN102092472B (zh) * | 2011-01-20 | 2012-12-19 | 北京航空航天大学 | 一种飞机自馈能式刹车装置 |
DE102011005356A1 (de) * | 2011-03-10 | 2012-09-13 | Robert Bosch Gmbh | Serieller Hydraulikhybridantriebsstrang |
US8813485B2 (en) * | 2011-06-21 | 2014-08-26 | Ford Global Technologies, Llc | Automatic transmission hydraulic accumulator |
ES2707281T3 (es) | 2012-09-04 | 2019-04-03 | Clark Equipment Co | Máquina motorizada |
BE1021140B1 (nl) | 2013-04-09 | 2016-01-08 | Cnh Industrial Belgium Nv | Een hybride aandrijfsysteem voor een oogstmachine |
FR3014768B1 (fr) * | 2013-12-12 | 2017-05-12 | Technoboost | Circuit hydraulique pour vehicule hybride comportant un circuit tres haute pression et des moyens de securite en cas de surpression |
FR3014769B1 (fr) * | 2013-12-12 | 2017-05-12 | Technoboost | Circuit hydraulique pour vehicule hybride comportant un circuit tres haute pression et un circuit haute pression limitee |
FR3014767B1 (fr) * | 2013-12-12 | 2017-04-14 | Technoboost | Circuit hydraulique pour vehicule hybride comportant une boucle de traitement du fluide reliee par des clapets anti-retour |
WO2015117965A1 (en) * | 2014-02-04 | 2015-08-13 | Dana Italia Spa | Controller for a series hydraulic hybrid transmission |
CN103982472B (zh) * | 2014-05-28 | 2016-01-27 | 青岛大学 | 一种负载隔离式油液集成动力*** |
DE102015006321A1 (de) * | 2015-05-16 | 2016-11-17 | Hydac System Gmbh | Hydrostatischer Antrieb |
KR101755804B1 (ko) * | 2015-07-07 | 2017-07-07 | 현대자동차주식회사 | 폐열회수시스템의 회수동력 전달장치 |
SE542526C2 (en) * | 2015-10-19 | 2020-06-02 | Husqvarna Ab | Energy buffer arrangement and method for remote controlled demolition robot |
DE102017202281A1 (de) * | 2017-02-14 | 2018-08-16 | Robert Bosch Gmbh | Hydrostatisches Getriebe und Verfahren zur Bremsung damit |
CN109080454B (zh) * | 2018-08-23 | 2024-06-18 | 西南交通大学 | 一种降低电机功率的电液驱动*** |
IT201900008931A1 (it) * | 2019-06-13 | 2020-12-13 | Seyedhamidreza Mirtaheri | Sistema idraulico attivo rigenerativo per un veicolo e metodo per coordinare un flusso di potenza tra il motore e le ruote del veicolo |
CN112483623B (zh) * | 2020-11-09 | 2021-12-24 | 北京理工大学 | 一种机械液压复合的多模式驱动*** |
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US2544606A (en) * | 1948-05-13 | 1951-03-06 | Mallory Marion | Engine and auxiliary fluid power system for vehicles |
US3892283A (en) * | 1974-02-19 | 1975-07-01 | Advanced Power Systems | Hydraulic drive |
DE2448723A1 (de) * | 1974-10-12 | 1976-04-22 | Maschf Augsburg Nuernberg Ag | Wandleraggregat fuer verbrennungsmotoren |
DE2507006A1 (de) * | 1975-02-19 | 1976-09-02 | Manfred Janouch | Hydraulische brems-, antriebs- und/oder beschleunigungseinrichtung fuer fahrzeuge, insbesondere kraftfahrzeuge |
DE2509670A1 (de) * | 1975-03-06 | 1976-09-09 | Motoren Turbinen Union | Gasturbinentriebwerk fuer fahrzeuge |
US4019404A (en) * | 1975-03-21 | 1977-04-26 | Sundstrand Corporation | Power transmission |
FR2360439A1 (fr) * | 1976-08-06 | 1978-03-03 | Renault | Dispositif de transmission hybride pour vehicules automobiles a moteur thermique |
-
1978
- 1978-04-20 IT IT67897/78A patent/IT1156971B/it active
-
1979
- 1979-04-18 GB GB7913477A patent/GB2019537A/en not_active Withdrawn
- 1979-04-19 DE DE19792915914 patent/DE2915914A1/de active Pending
- 1979-04-19 FR FR7909898A patent/FR2423365A1/fr not_active Withdrawn
- 1979-04-19 US US06/031,692 patent/US4215545A/en not_active Expired - Lifetime
- 1979-04-20 JP JP4889979A patent/JPS556077A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2915914A1 (de) | 1979-10-25 |
US4215545A (en) | 1980-08-05 |
FR2423365A1 (fr) | 1979-11-16 |
GB2019537A (en) | 1979-10-31 |
JPS556077A (en) | 1980-01-17 |
IT7867897A0 (it) | 1978-04-20 |
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