Velocette Venom
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Velocette Venom
The Velocette Venom was a 499 cc single-cylinder four-stroke British motorcycle made by Velocette at Hall Green in Birmingham. A total of 5,721 machines were produced between 1955 and 1970. In 1961 a factory-prepared faired Velocette Venom and a team of riders set the 24-hour world record at a speed of at the Autodrome de Linas-Montlhéry, a banked oval racetrack in France. It was the first motorcycle to average over 100 mph continuously for 24 hours and no 500cc or single-cylinder motorcycle has broken this record. In 1965, the Velocette Venom was further developed with a full racing kit to create the range-topping Velocette Thruxton, with a special cylinder head developed by American flat-track racers, and adapted by Velocette to create a new production racer. It was a very popular and successful clubman racer, winning the 1967 Isle of Man Production TT. The Thruxton became the most popular Velocette model, but could not save the Velocette company from bankruptcy ...
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Velocette Venom 1961
Velocette is a line of motorcycles made by Veloce Ltd, in Hall Green, Birmingham, England. One of several motorcycle manufacturers in Birmingham, Velocette was a small, family-owned firm, selling almost as many hand-built motorcycles during its lifetime, as the mass-produced machines of the giant BSA and Norton concerns. Renowned for the quality of its products, the company was "always in the picture" in international motorcycle racing, from the mid-1920s through the 1950s, culminating in two World Championship titles (1949–1950 350 cc) and its legendary and still-unbeaten (for single-cylinder, 500 cc machines) 24 hours at over 100 mph (161 km/h) record. Veloce, while small, was a great technical innovator and many of its patented designs are commonplace on motorcycles today, including the positive-stop foot shift and swinging arm rear suspension with hydraulic dampers. The business suffered a gradual commercial decline during the late 1960s, eventual ...
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Close-ratio Transmission
A close-ratio transmission describes a motor vehicle transmission with a smaller than average difference between the gear ratios. They are most often used on sports cars in order to keep the engine in the power band. There is no industry standard as to what constitutes a close-ratio transmission, a transmission that one manufacturer terms close-ratio may not necessarily be considered close-ratioed by another manufacturer. Generally speaking, the more gears a transmission has, the closer they are together. A continuously variable transmission has a near infinite "number" of gear ratios, which implies an infinitely close-ratio between gears. However, with no specific gear ratios, it would not be considered a close-ratioed transmission. Comparison with ordinary transmission This table compares the ratios of three Porsche 911 vehicles from 1967 to 1971, the first being the standard 901/75 transmission, the second being the 901/76 transmission denoted "For hill climbs", and the third ...
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Autodrome De Linas-Montlhéry
Autodrome de Montlhéry (established 4 October 1924) is a motor racing circuit, officially called L’autodrome de Linas-Montlhéry, owned by Utac, located south-west of the small town of Montlhéry about south of Paris. History Industrialist Alexandre Lamblin hired René Jamin to design the oval shaped track for up to vehicles at . It was initially called Autodrome Parisien, and had especially high banking. A road circuit was added in 1925. The first race there, the 1925 French Grand Prix, was held on 26 July 1925 and organised by The Automobile Club de France Grand Prix. It was a race in which Robert Benoist in a Delage won; Antonio Ascari died in an Alfa Romeo P2. The Grand Prix revisited the track in 1927 and each year between 1931 and 1937. In 1939 the track was sold to the government, deprived of maintenance, and again sold to ''Union technique de l’automobile et du cycle'' (UTAC) in December 1946. The last certification for racing was gained in 2001. Motorcar ...
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Hampshire
Hampshire (, ; abbreviated to Hants) is a ceremonial county, ceremonial and non-metropolitan county, non-metropolitan counties of England, county in western South East England on the coast of the English Channel. Home to two major English cities on its south coast, Southampton and Portsmouth, Hampshire is the 9th-most populous county in England. The county town of Hampshire is Winchester, located in the north of the county. The county is bordered by Dorset to the south-west, Wiltshire to the north-west, Berkshire to the north, Surrey to the north-east, and West Sussex to the south east. The county is geographically diverse, with upland rising to and mostly south-flowing rivers. There are areas of downland and marsh, and two national parks: the New Forest National Park, New Forest and part of the South Downs National Park, South Downs, which together cover 45 per cent of Hampshire. Settled about 14,000 years ago, Hampshire's recorded history dates to Roman Britain, when its chi ...
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Thruxton Circuit
The Thruxton Circuit is a motor-racing circuit located near the village of Thruxton in Hampshire, England, United Kingdom, about 30 miles north of Southampton. It has hosted motorsport events including the British Touring Car Championship, British GT Championship, British Formula One Championship, British Formula Three, and GB3 Championship. It is often referred to as the "Fastest Circuit in the UK" where drivers can reach speeds of over and has earned the reputation of being a true driver's track. To illustrate this, Damon Hill drove his Williams Formula One car around the circuit at an average speed of in 1993. The site also houses the headquarters of the British Automobile Racing Club (BARC). History The site was originally constructed in 1942 as RAF Thruxton, a World War II airfield which was home to both the RAF and USAAF and was used for troop-carrying aircraft and gliders, including operations during the D-Day landings. Also, the paratroopers who took part in the ...
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BSA Gold Star
The BSA Gold Star is a motorcycle made by BSA from 1938 to 1963. They were 350 cc and 500 cc single-cylinder four-stroke production motorcycles known for being among the fastest bikes of the 1950s. Being hand built and with many optional performance modifications available, each motorcycle came from the factory with documented dynamometer test results, allowing the new owner to see the horsepower (bhp) produced. The Gold Star was almost continuously developed over its lifetime by BSA's engineers and riders, who improved its capabilities and increased output from its essentially simple push-rod petrol engine than had been thought possible. It was highly successful across almost all areas of motorcycle sport for well over a decade and is still regarded as a design icon of its era. Origin In 1937, Wal Handley lapped the Brooklands circuit at over on a BSA Empire Star, and was awarded one of the traditional Gold Star badges. That inspired BSA to produce the BSA Gold S ...
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Los Angeles
Los Angeles ( ; es, Los Ángeles, link=no , ), often referred to by its initials L.A., is the largest city in the state of California and the second most populous city in the United States after New York City, as well as one of the world's most populous megacities. Los Angeles is the commercial, financial, and cultural center of Southern California. With a population of roughly 3.9 million residents within the city limits , Los Angeles is known for its Mediterranean climate, ethnic and cultural diversity, being the home of the Hollywood film industry, and its sprawling metropolitan area. The city of Los Angeles lies in a basin in Southern California adjacent to the Pacific Ocean in the west and extending through the Santa Monica Mountains and north into the San Fernando Valley, with the city bordering the San Gabriel Valley to it's east. It covers about , and is the county seat of Los Angeles County, which is the most populous county in the United States with an estim ...
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Amal GP
AMAL was a British engineering company servicing the motorcycle and other light-engineering motor industries between 1927 and 1993Amalgamated Carburetters
Grace's Industrial Guide. Retrieved 2013-07-09
based in . AMAL is a British trademark. Amal was the supplier of carburettors to many marques within the British motorcycle industry including the largest of British manufacturers, such as
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Amal TT
AMAL was a British engineering company servicing the motorcycle and other light-engineering motor industries between 1927 and 1993Amalgamated Carburetters
Grace's Industrial Guide. Retrieved 2013-07-09
based in . AMAL is a British trademark. Amal was the supplier of carburettors to many marques within the British motorcycle industry including the largest of British manufacturers, such as
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Velocette Venom Mark 2 Clubman Veeline
Velocette is a line of motorcycles made by Veloce Ltd, in Hall Green, Birmingham, England. One of several motorcycle manufacturers in Birmingham, Velocette was a small, family-owned firm, selling almost as many hand-built motorcycles during its lifetime, as the mass-produced machines of the giant BSA and Norton concerns. Renowned for the quality of its products, the company was "always in the picture" in international motorcycle racing, from the mid-1920s through the 1950s, culminating in two World Championship titles (1949–1950 350 cc) and its legendary and still-unbeaten (for single-cylinder, 500 cc machines) 24 hours at over 100 mph (161 km/h) record. Veloce, while small, was a great technical innovator and many of its patented designs are commonplace on motorcycles today, including the positive-stop foot shift and swinging arm rear suspension with hydraulic dampers. The business suffered a gradual commercial decline during the late 1960s, eventual ...
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Lucas Automotive
Lucas Industries plc was a Birmingham-based British manufacturer of motor industry and aerospace industry components. Once prominent, it was listed on the London Stock Exchange and was formerly a constituent of the FTSE 100 Index. In August 1996, Lucas merged with the American Varity Corporation to form LucasVarity. After LucasVarity was sold to TRW the Lucas brand name was licensed for its brand equity to Elta Lighting for aftermarket auto parts in the United Kingdom. The Lucas trademark is currently owned by ZF Friedrichshafen, which retained the Elta arrangement. History Foundation In the 1850s, Joseph Lucas, a jobless father of six, sold paraffin oil from a barrow cart around the streets of Hockley. In 1860, he founded the firm that would become Lucas Industries. His 17-year-old son Harry joined the firm around 1872.
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Dynamo
file:DynamoElectricMachinesEndViewPartlySection USP284110.png, "Dynamo Electric Machine" (end view, partly section, ) A dynamo is an electrical generator that creates direct current using a commutator (electric), commutator. Dynamos were the first electrical generators capable of delivering power for industry, and the foundation upon which many other later Electric power conversion, electric-power conversion devices were based, including the electric motor, the Alternating current, alternating-current alternator, and the rotary converter. Today, the simpler alternator dominates large scale Electricity generation, power generation, for efficiency, reliability and cost reasons. A dynamo has the disadvantages of a commutator (electric), mechanical commutator. Also, converting alternating to direct current using rectifiers (such as vacuum tubes or more recently via Solid state (electronics), solid state technology) is effective and usually economical. History Induction with pe ...
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