Felix Wankel
Encyclopedia
Felix Heinrich Wankel was a German
Germany
Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

 mechanical engineer and inventor after whom the Wankel engine
Wankel engine
The Wankel engine is a type of internal combustion engine using an eccentric rotary design to convert pressure into a rotating motion instead of using reciprocating pistons. Its four-stroke cycle takes place in a space between the inside of an oval-like epitrochoid-shaped housing and a rotor that...

 was named. He is the only twentieth century engineer to have designed an internal combustion engine which went into production.

Early life

Wankel was born in Lahr
Lahr
Lahr is a city in western Baden-Württemberg, Germany, approximately 38 km north of Freiburg in Breisgau and 100 km south of Karlsruhe...

, Baden
Baden
Baden is a historical state on the east bank of the Rhine in the southwest of Germany, now the western part of the Baden-Württemberg of Germany....

, in the upper Rhine Valley. He was the only son of Gerty Wankel (née Heidlauff) and Rudolf Wankel, a forest assessor. His father fell in World War I
World War I
World War I , which was predominantly called the World War or the Great War from its occurrence until 1939, and the First World War or World War I thereafter, was a major war centred in Europe that began on 28 July 1914 and lasted until 11 November 1918...

. Thereafter, the family moved to Heidelberg. He went to high schools in Donaueschingen
Donaueschingen
Donaueschingen is a German town in the Black Forest in the southwest of the federal state of Baden-Württemberg in the Schwarzwald-Baar Kreis. It stands near the confluence of the two sources of the river Danube ....

, Heidelberg
Heidelberg
-Early history:Between 600,000 and 200,000 years ago, "Heidelberg Man" died at nearby Mauer. His jaw bone was discovered in 1907; with scientific dating, his remains were determined to be the earliest evidence of human life in Europe. In the 5th century BC, a Celtic fortress of refuge and place of...

, and Weinheim
Weinheim
Weinheim is a town in the north west of the state of Baden-Württemberg in Germany with 43 000 inhabitants, approximately 15 km north of Heidelberg and 10 km northeast of Mannheim. Together with these cities, it makes up the Rhine-Neckar triangle...

, but dropped out in 1921. Then he learned to be a purchaser for the Carl Winter Press in Heidelberg. He lost his job because of economic problems in 1926.

He was gifted since childhood with an ingenous spatial imagination, and became interested in the world of machines, especially combustion engines. After his mother was widowed, Wankel could not afford university
University
A university is an institution of higher education and research, which grants academic degrees in a variety of subjects. A university is an organisation that provides both undergraduate education and postgraduate education...

 education or even an apprenticeship
Apprenticeship
Apprenticeship is a system of training a new generation of practitioners of a skill. Apprentices or protégés build their careers from apprenticeships...

; however, he was able to teach himself technical subjects. At age 17, he told friends that he had dreamt of constructing a car with "a new type of engine, half turbine, half reciprocating. It is my invention!". True to this prediction, he conceived the Wankel engine in 1924 and opened a shop in Heidelberg to develop the idea, winning his first patent in 1929.

Wankel and the NSDAP

Felix Wankel joined the German Nazi Party in 1921. At this point of time, he was convinced of the ideals of the Party. Beginning in 1930s, he was the Gauleiter of the Hitler Youth
Hitler Youth
The Hitler Youth was a paramilitary organization of the Nazi Party. It existed from 1922 to 1945. The HJ was the second oldest paramilitary Nazi group, founded one year after its adult counterpart, the Sturmabteilung...

 in Baden
Baden
Baden is a historical state on the east bank of the Rhine in the southwest of Germany, now the western part of the Baden-Württemberg of Germany....

. Wankel had sympathy for the left wing of the NSDAP centered around Gregor Strasser
Gregor Strasser
Gregor Strasser was a politician of the National Socialist German Workers Party...

. The high point of his Party membership was a meeting with Adolf Hitler in 1928. In 1932, Felix Wankel left the Party in particular because of disagreements with the Gauleiter of Baden, Robert Wagner
Robert Heinrich Wagner
Robert Heinrich Wagner was Gauleiter of Baden and Head of the Civil Government of Alsace during the German occupation of France in World War II....

. He had raised severe charges of corruption against another Party member. In 1933, he was arrested because of Gauleiter Wagner, who was embroiled in the corruption and cover-up scandal, and held for six months. He was freed after the financier Wilhelm Keppler
Wilhelm Keppler
Wilhelm Karl Keppler was a German businessman and one of Adolf Hitler's early financial backers. Introduced to Hitler by Heinrich Himmler, Keppler helped to finance the Nazi Party....

 intervened.

Career

During World War II
World War II
World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

, Wankel developed seals and rotary valves for German air force
Luftwaffe
Luftwaffe is a generic German term for an air force. It is also the official name for two of the four historic German air forces, the Wehrmacht air arm founded in 1935 and disbanded in 1946; and the current Bundeswehr air arm founded in 1956....

 aircraft and navy
Kriegsmarine
The Kriegsmarine was the name of the German Navy during the Nazi regime . It superseded the Kaiserliche Marine of World War I and the post-war Reichsmarine. The Kriegsmarine was one of three official branches of the Wehrmacht, the unified armed forces of Nazi Germany.The Kriegsmarine grew rapidly...

 torpedoes, for BMW
BMW
Bayerische Motoren Werke AG is a German automobile, motorcycle and engine manufacturing company founded in 1916. It also owns and produces the Mini marque, and is the parent company of Rolls-Royce Motor Cars. BMW produces motorcycles under BMW Motorrad and Husqvarna brands...

 and Daimler-Benz
Daimler-Benz
Daimler-Benz AG was a German manufacturer of automobiles, motor vehicles, and internal combustion engines; founded in 1926. An Agreement of Mutual Interest - which was valid until year 2000 - was signed on 1 May 1924 between Karl Benz's Benz & Cie., and Daimler Motoren Gesellschaft, which had...

. After the war, in 1945, he was imprisoned by France
France
The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

 for some months, his laboratory was closed by French occupation troops, his work was confiscated, and he was prohibited from doing more work. However, by 1951, he got funding from the Goetze AG company to furnish the new Technical Development Center in his private house in Lindau
Lindau
Lindau is a Bavarian town and an island on the eastern side of Lake Constance, the Bodensee. It is the capital of the Landkreis or rural district of Lindau. The historic city of Lindau is located on an island which is connected with the mainland by bridge and railway.- History :The name Lindau was...

 on Lake Constance. He began development of the engine at NSU (NSU Motorenwerke AG)
NSU Motorenwerke AG
NSU Motorenwerke AG, normally just NSU, was a German manufacturer of automobiles, motorcycles and pedal cycles, founded in 1873. It was acquired by Volkswagen Group in 1969...

, leading to the first running prototype on February 1, 1957. Unlike modern Wankel engines, this version had both the rotor and housing rotating. It developed 21 horsepower. His engine design was first licensed by Curtiss-Wright
Curtiss-Wright
The Curtiss-Wright Corporation was the largest aircraft manufacturer in the United States at the end of World War II, but has evolved to largely become a component manufacturer, specializing in actuators, aircraft controls, valves, and metalworking....

 in New Jersey
New Jersey
New Jersey is a state in the Northeastern and Middle Atlantic regions of the United States. , its population was 8,791,894. It is bordered on the north and east by the state of New York, on the southeast and south by the Atlantic Ocean, on the west by Pennsylvania and on the southwest by Delaware...

, US.

On January 19, 1960 the rotary engine was presented for the first time to specialists and the press in a meeting of the German Engineers' Union
Verein Deutscher Ingenieure
Verein Deutscher Ingenieure is an organization of 139,000 engineers and natural scientists.Established in 1856, the VDI is today the largest engineering association in Western Europe....

 at the Deutsches Museum
Deutsches Museum
The Deutsches Museum in Munich, Germany, is the world's largest museum of technology and science, with approximately 1.5 million visitors per year and about 28,000 exhibited objects from 50 fields of science and technology. The museum was founded on June 28, 1903, at a meeting of the Association...

 in Munich. In the same year, with the KKM 250, the first practical rotary engine was presented in a converted NSU Prinz
NSU Prinz
The NSU Prinz is an automobile produced in West Germany by the NSU Motorenwerke AG. The car was built from 1957 to 1973, and received a model change in 1961 .-NSU Prinz 30:...

. At this time the "Wankel engine" became synonymous with the rotary engine, whereas previously it was called the "Motor nach System NSU/Wankel". At the 1963 IAA, the NSU company presented the NSU Wankel-Spider, the first consumer vehicle, which went into production in 1964. Great attention was received by the NSU in August 1967 for the very modern NSU Ro80, which had a 115 horsepower engine with two rotors. It was the first German car selected as "Car of the Year" in 1968.

In Japan, the manufacturer Mazda
Mazda
is a Japanese automotive manufacturer based in Fuchū, Aki District, Hiroshima Prefecture, Japan.In 2007, Mazda produced almost 1.3 million vehicles for global sales...

 solved the engine's chatter marks problem. The engine has been successfully used by Mazda in several generations of their RX-series of coupés
Coupé
A coupé or coupe is a closed car body style , the precise definition of which varies from manufacturer to manufacturer, and over time...

 and sedans, including the R100
Mazda R100
The Mazda R100 was the export name for the Mazda Familia Rotary Coupe, an automobile produced by Mazda in Japan from 1968 to 1973. It used the chassis from the Familia and the rotary 0820 engine similar to the one used in the Cosmo Sport Series II. It was a 2 door 2+2 coupé and was produced from...

, the RX-7
Mazda RX-7
Series 1 is commonly referred to as the "SA22C" from the first alphanumerics of the vehicle identification number. This series of RX-7 had exposed steel bumpers and a high-mounted indentation-located license plate, called by Werner Buhrer of Road & Track magazine a "Baroque depression."In 1980...

 and more recently the RX-8
Mazda RX-8
The Mazda RX-8 is a sports car manufactured by Mazda Motor Corporation. It first appeared in 2001 at the North American International Auto Show. It is the successor to the RX-7 and, like its predecessors in the RX range, it is powered by a Wankel engine. The RX-8 began North American sales in the...

.

Wankel became a success in business by securing license agreements around the world. By 1958 Wankel and partners had founded the "Wankel GmbH" company, providing Wankel with a share of the profits for marketing the engine. Among the licensees were Daimler-Benz
Daimler-Benz
Daimler-Benz AG was a German manufacturer of automobiles, motor vehicles, and internal combustion engines; founded in 1926. An Agreement of Mutual Interest - which was valid until year 2000 - was signed on 1 May 1924 between Karl Benz's Benz & Cie., and Daimler Motoren Gesellschaft, which had...

 since 1961, General Motors
General Motors
General Motors Company , commonly known as GM, formerly incorporated as General Motors Corporation, is an American multinational automotive corporation headquartered in Detroit, Michigan and the world's second-largest automaker in 2010...

 since 1970, Toyota since 1971. Royalties for the Wankel GmbH for licensure were 40%, later 36%. In 1971 Wankel sold his share of the license royalties for 50 million Deutschmarks to the English conglomerate Lonrho
Lonmin
Lonmin plc , formerly Lonrho plc, is a producer of platinum group metals operating in the Bushveld Complex of South Africa. It is listed on the London Stock Exchange and is a constituent of the FTSE 100 Index.-History:...

. The following year he got his Technical Development Center back from the Frauenhofer Society.

From 1986 the Felix Wankel Institute cooperated with Daimler Benz AG. Daimler Benz provided the operating costs in return for the research rights. He sold the Institute to Daimer Benz for 100 million Marks.

Personal information

Since 1936, Wankel was married for life to Emma "Mi" Kirn. They had no children. His grave may be found in the Bergfriedhof of Heidelberg.

He never had a driver's license, because he was extremely near-sighted. He was, however, the owner of an NSU Ro 80
NSU Ro 80
The NSU Ro 80 was a technologically advanced large sedan-type automobile produced by the German firm of NSU from 1967 until 1977. Most notable was the powertrain; a , 995 cc twin-rotor Wankel engine driving the front wheels through a semi-automatic transmission employing an innovative vacuum system...

 with a Wankel engine, which was chauffeured for him.

In 1969, Wankel was granted an honorary
Honorary degree
An honorary degree or a degree honoris causa is an academic degree for which a university has waived the usual requirements, such as matriculation, residence, study, and the passing of examinations...

 Doctorate of Engineering from Munich's technical university. He was known for his championing of animal rights
Animal rights
Animal rights, also known as animal liberation, is the idea that the most basic interests of non-human animals should be afforded the same consideration as the similar interests of human beings...

 and opposition to the use of animals in testing.

Wankel died in Heidelberg
Heidelberg
-Early history:Between 600,000 and 200,000 years ago, "Heidelberg Man" died at nearby Mauer. His jaw bone was discovered in 1907; with scientific dating, his remains were determined to be the earliest evidence of human life in Europe. In the 5th century BC, a Celtic fortress of refuge and place of...

, aged 86.
After his death, the Felix Wankel Foundation sold its real estate property to Volkswagen AG. The Heidelberg Fire Department showcases his last workshop. Wankel's papers are archived in the Technomuseum in Mannheim
Mannheim
Mannheim is a city in southwestern Germany. With about 315,000 inhabitants, Mannheim is the second-largest city in the Bundesland of Baden-Württemberg, following the capital city of Stuttgart....

. Furthermore, there is an exhibition "AUTOVISION · Tradition & Forum" in Altlußheim
Altlußheim
Altlußheim is a municipality in Baden-Württemberg and belongs to Rhein-Neckar-Kreis.Altlußheim sits in the Rhine rift directly on the right bank of a meandering of the Rhine, where the Kriegbach flows into the Rhine....

, a permanent showing of over 80 rotary engines and many cars equipped with Wankel motors.

Licensees

Licensing date Company Country Licensed for
21.10.1958 Curtiss-Wright
Curtiss-Wright
The Curtiss-Wright Corporation was the largest aircraft manufacturer in the United States at the end of World War II, but has evolved to largely become a component manufacturer, specializing in actuators, aircraft controls, valves, and metalworking....

 Corp.
USA Without restriction, no series
29.12.1960 Fichtel & Sachs AG Germany Industrial engine and boat, 0.5-30 PS
25.02.1961 Yanmar
Yanmar
is a Japanese diesel engine manufacturer with more than 90 years of history. The engines are used in a wide range of applications, including seagoing vessels, construction equipment, agricultural equipment and generator sets.-Company description:...

 Diesel Co. Ltd
Japan Gasoline and Diesel engine, 1-100 PS, 1-300 PS
27.02.1961 Toyo Kogyo
Mazda
is a Japanese automotive manufacturer based in Fuchū, Aki District, Hiroshima Prefecture, Japan.In 2007, Mazda produced almost 1.3 million vehicles for global sales...

, Co. Ltd.
Japan Gasoline 1-200 PS land vehicles
04.10.1961 Klöckner-Humboldt-Deutz AG
Deutz AG
Deutz AG is an engine manufacturer, based in Cologne, Germany.-History:The company was founded by Nikolaus Otto, inventor of the four-stroke internal combustion engine, in 1864 as N. A...

 
Germany Diesel engine without restriction
26.10.1961 Daimler-Benz
Daimler-Benz
Daimler-Benz AG was a German manufacturer of automobiles, motor vehicles, and internal combustion engines; founded in 1926. An Agreement of Mutual Interest - which was valid until year 2000 - was signed on 1 May 1924 between Karl Benz's Benz & Cie., and Daimler Motoren Gesellschaft, which had...

 AG
Germany Gasoline 50 PS upwards
30.10.1961 MAN AG  Germany Diesel engine without restriction
02.11.1961 Friedrich Krupp AG  Germany Diesel engine without restriction
12.03.1964 Daimler-Benz AG Germany Diesel engine without restriction
15.04.1964 S.p.A Alfa Romeo
Alfa Romeo
Alfa Romeo Automobiles S.p.A. is an Italian manufacturer of cars. Founded as A.L.F.A. on June 24, 1910, in Milan, the company has been involved in car racing since 1911, and has a reputation for building expensive sports cars...

 
Italy Gasoline engine 50-300 PS or Passenger car
17.02.1965 Rolls-Royce
Rolls-Royce Limited
Rolls-Royce Limited was a renowned British car and, from 1914 on, aero-engine manufacturing company founded by Charles Stewart Rolls and Henry Royce on 15 March 1906 as the result of a partnership formed in 1904....

 Motors Ltd.
UK Diesel and hybrid engines 100-850 Ps
18.02.1965 IFA
Industrieverband Fahrzeugbau
Industrieverband Fahrzeugbau , usually abbreviated as IFA, was a conglomerate and a union of companies for vehicle construction in the former East Germany ....

 VEB
Germany Gasoline engine 0.5-25 PS and 50-150 PS
02.03.1965 Dr.Ing. h.c. Porsche
Porsche
Porsche Automobil Holding SE, usually shortened to Porsche SE a Societas Europaea or European Public Company, is a German based holding company with investments in the automotive industry....

 KG
Germany Gasoline engine 50-1000 Ps
01.03.1966 Outboard Marine
Outboard Marine
Outboard Marine Corporation was a maker of Evinrude and Johnson boat motors and many different brands of boats. Evinrude initially began in Milwaukee, Wisconsin in 1907. OMC was based in Waukegan, Illinois. They also owned several lines of boats such as Chris Craft, Lowe Boats, Princecraft, Four...

 Corp.
USA Gasoline engine 50-400 Ps
11.05.1967 Comotor
Comotor
The Company Comotor SA was a joint venture between NSU and Citroën, created in Luxembourg in April 1967. Its goal was to produce Wankel engines....

 S.A.
Luxembourg Gasoline and Diesel engine 40-200 PS
12.09.1967 Graupner Germany 0,1-3 PS model engines
28.08.1969 Savkel Ltd. Israel Gasoline 0.5-30 PS industrial engines
01.10.1970 Nissan
Nissan Motors
, usually shortened to Nissan , is a multinational automaker headquartered in Japan. It was a core member of the Nissan Group, but has become more independent after its restructuring under Carlos Ghosn ....

 
Japan Gasoline engines 80-120 Ps
10.11.1970 General Motors
General Motors
General Motors Company , commonly known as GM, formerly incorporated as General Motors Corporation, is an American multinational automotive corporation headquartered in Detroit, Michigan and the world's second-largest automaker in 2010...

 
USA Everything, except aircraft engines
24.11.1970 Suzuki
Suzuki
is a Japanese multinational corporation headquartered in Hamamatsu, Japan that specializes in manufacturing compact automobiles and 4x4 vehicles, a full range of motorcycles, all-terrain vehicles , outboard marine engines, wheelchairs and a variety of other small internal combustion engines...

 
Japan Gasoline engines 20-60 PS for motorcycle
25.05.1971 Toyota  Japan Gasoline engines 75-150 PS
29.11.1971 Ford-Werke AG, Köln
Ford Germany
-Ford Motor Co. AG:Until 27 January 1950 all Ford's European operations other than in the USSR were run from Dagenham and owned by Ford Motor Company Limited, Dearborn's 55% owned subsidiary...

 
Germany Gasoline engines 80-200 PS (1974 quit)
25.07.1972 BSA
Birmingham Small Arms Company
This article is not about Gamo subsidiary BSA Guns Limited of Armoury Road, Small Heath, Birmingham B11 2PP or BSA Company or its successors....

 Ltd.
UK Gasoline engines 35-60 PS for motorcycle
29.09.1972 Yamaha
Yamaha Motor Company
, is a Japanese motorized vehicle-producing company. Yamaha Motor is part of Yamaha Corporation and its headquarter is located in Iwata, Shizuoka. Along with expanding Yamaha Corporation into the world's biggest piano maker, then Yamaha CEO Genichi Kawakami took Yamaha into the field of motorized...

 
Japan Gasoline engines 20-80 PS for motorcycle
04.10.1971 Kawasaki Heavy Industries Ltd.
Kawasaki Heavy Industries
is an international corporation based in Japan. It has headquarters in both Chūō-ku, Kobe and Minato, Tokyo.The company is named after its founder Shōzō Kawasaki and has no connection with the city of Kawasaki, Kanagawa....

 
Japan Gasoline engines 20-80 PS for motorcycle
03.02.1973 American Motors
American Motors
American Motors Corporation was an American automobile company formed by the 1954 merger of Nash-Kelvinator Corporation and Hudson Motor Car Company. At the time, it was the largest corporate merger in U.S. history.George W...

 (AMC)
USA Gasoline engines 20-200 PS

Honors and awards

  • Honorary doctorate degree from Technische Universität München, December 5, 1969.
  • The Federation of German Engineers (VDI) Gold Medal, 1969.
  • The Grand Federal Service Cross, Germany's highest civilian honor, 1970
  • John Price Wetherill Medal, Philadelphia
    Philadelphia, Pennsylvania
    Philadelphia is the largest city in the Commonwealth of Pennsylvania and the county seat of Philadelphia County, with which it is coterminous. The city is located in the Northeastern United States along the Delaware and Schuylkill rivers. It is the fifth-most-populous city in the United States,...

    , 1971.
  • The Bavarian Service Medal, 1973.
  • The "Honour Citizen" of Lahr
    Lahr
    Lahr is a city in western Baden-Württemberg, Germany, approximately 38 km north of Freiburg in Breisgau and 100 km south of Karlsruhe...

    ,1981, and the title of Professor in 1987.
  • The Soichiro Honda Medal, 1987.
  • Honorary citizenship of Lindau
    Lindau
    Lindau is a Bavarian town and an island on the eastern side of Lake Constance, the Bodensee. It is the capital of the Landkreis or rural district of Lindau. The historic city of Lindau is located on an island which is connected with the mainland by bridge and railway.- History :The name Lindau was...

     (declined)

See also

  • Wankel engine
    Wankel engine
    The Wankel engine is a type of internal combustion engine using an eccentric rotary design to convert pressure into a rotating motion instead of using reciprocating pistons. Its four-stroke cycle takes place in a space between the inside of an oval-like epitrochoid-shaped housing and a rotor that...

  • NSU Ro 80
    NSU Ro 80
    The NSU Ro 80 was a technologically advanced large sedan-type automobile produced by the German firm of NSU from 1967 until 1977. Most notable was the powertrain; a , 995 cc twin-rotor Wankel engine driving the front wheels through a semi-automatic transmission employing an innovative vacuum system...

  • Norton Commander
    Norton Commander (motorcycle)
    The Commander was a Norton motorcycle with a Wankel rotary engine.The first Norton Wankel motorcycle was the 1987 air-cooled Classic, built as a special edition of just 100 machines. It was followed by the air-cooled Interpol 2 model. The Commander was a liquid-cooled successor to the Interpol...

     motorcycle
  • Van Veen
    Van Veen
    Van Veen or Van Veen Kreid is a former motorcycle manufacturer. It was founded in Amsterdam by Henk van Veen, the dutch importer of Kreidler motorcycles....

     OCR1000
  • Citroën GS Birotor
  • Mazda RX-7
    Mazda RX-7
    Series 1 is commonly referred to as the "SA22C" from the first alphanumerics of the vehicle identification number. This series of RX-7 had exposed steel bumpers and a high-mounted indentation-located license plate, called by Werner Buhrer of Road & Track magazine a "Baroque depression."In 1980...

  • Mazda RX-8
    Mazda RX-8
    The Mazda RX-8 is a sports car manufactured by Mazda Motor Corporation. It first appeared in 2001 at the North American International Auto Show. It is the successor to the RX-7 and, like its predecessors in the RX range, it is powered by a Wankel engine. The RX-8 began North American sales in the...

  • VAZ
    AvtoVAZ
    AvtoVAZ is the Russian automobile manufacturer formerly known as VAZ: Volzhsky Avtomobilny Zavod , but better known to the world under the trade name Lada. The company was established in the late 1960s in collaboration with Fiat...

  • German inventors and discoverers
    German inventors and discoverers
    This is a list of German inventors and discoverers. The following list comprises people from Germany or German-speaking Europe, also of people of predominantly German heritage, in alphabetical order of the surname. The main section includes existing articles, indicated by blue links, and possibly...


External links

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