Sir Harry Ralph Ricardo (26 January 1885 – 18 May 1974) was an English engineer who was one of the foremost engine designers and researchers in the early...

Ricardo PLC is a British firm which provides engineering, environmental and strategic consultancy services. Founded by Sir Harry Ricardo, it based at Shoreham-by-Sea...

Horace Ricardo) Halsey Ricardo (1854–1928), English architect and designer Sir Harry Ricardo (1885–1974), British motor engineer who established Ricardo Consulting...

are: High volumetric efficiency due to very large port openings. Sir Harry Ricardo also demonstrated better mechanical and thermal efficiency. The size...

to build such an engine, none succeeded.[citation needed] In 1927, Harry Ricardo published a study on the concept of the sleeve valve engine. In it,...

tapped with a hammer. It was further investigated and described by Harry Ricardo during experiments carried out between 1916 and 1919 to discover the...

highly satisfactory.". In 1921, British engineer Harry Ricardo patents racing fuels RD1 and RD2 (for Ricardo Discol) that contained methanol and ethanol,...

important than fuel economy. These are also called Ricardo chambers, named after the inventor, Sir Harry Ricardo. This chamber is located at the cylinder head...

considered[by whom?] one of the "big three" English car engineers—alongside Harry Ricardo and Henry Royce. Lanchester was born in St John's Wood, London to Henry...

Stern) designed by Harry Ricardo, displacing 19 litres and developing 150 bhp (110 kW). According to J. F. C. Fuller, the Ricardo engine was of a "somewhat...

indirect injection cylinder heads, designed by Sir Harry Ricardo) carried the name Paxman Ricardo. Paxman was founded by James Noah Paxman, Henry and...

d'Eyncourt, Major-general (retired) Sir Ernest Swinton, engine designer Harry Ricardo, the gearbox and transmission expert Major Walter Gordon Wilson. Unsurprisingly...

No. 1) Charles Gilpin, MP No. 11 Henry Cavendish, scientist No. 13 Harry Ricardo, engine designer, born at the house No. 19 New College of the Humanities...

for them by the London, Midland and Scottish Railway at Derby. Sir Harry Ricardo was also involved. By the time it emerged in 1950, nationalisation had...

commissioned Harry Ricardo to investigate problems of fuel and engines. His book was published in 1923 as “The Internal Combustion Engine”. Ricardo postulated...

speed / output was controlled solely by the quantity of fuel injected. Harry Ricardo first began working with the idea of a lean burn "stratified charge"...

lower grade of fuel. Harry Ricardo was prominent in developing combustion chambers for diesel engines, the best known being the Ricardo Comet. In a continuous...

House opened in 2021. The University of Brighton and Ricardo UK jointly opened the Sir Harry Ricardo Laboratories on 14 November 2006. The laboratories...

set up his own consultancy in London, alongside the engine designer Harry Ricardo. From 1926 he designed the de Havilland Gipsy air-cooled inline engines...

Engineering Co Ltd between 1921 and 1928. Named after engine designer Sir Harry Ricardo it featured an innovative four valve head design and was capable of...

has produced world-famous films, including the James Bond, Star Wars and Harry Potter series. The amalgamations and disappearances of the 1950s and 1960s...

commercially available passenger car with a diesel engine, developed with Harry Ricardo. The Traction Avant is a car that pioneered the mass production of three...

flathead technology resulted from experimentation in the 1920s by Sir Harry Ricardo, who improved their efficiency after studying the gas-flow characteristics...

of London, lived on Shoreham Beach before her death in 1996. Harry Ricardo founded Ricardo Consulting Engineers in Shoreham-by-Sea, where it still has...

produced a saloon car in 1923 under the name of the Triumph Motor Company. Harry Ricardo produced an engine for their latest motorbike. By the mid-1920s Triumph...

antiknock additives. In the late 1910s, researchers such as A.H. Gibson, Harry Ricardo, Thomas Midgley Jr., and Thomas Boyd began to investigate abnormal combustion...

banker Harry Ralph Ricardo (1823–1860) and Anna Halsey (a daughter of Henry Halsey). He was a brother of Percy Ralph Ricardo, and Arthur Ralph Ricardo of...

Drive)SV, three speed Triumph gearbox Model R 500 1921-1926 Designed by Harry Ricardo. OHV with a 4 valve head Model P 500 1925–1926 made down to the price...

(also called "pinging" or "pinking") was also led by A.H. Gibson and Harry Ricardo in England and Thomas Boyd in the United States. The discovery that...

engine of this sort of power known as the turbo-compound engine, but Sir Harry Ricardo, one of Britain's great engine designers, suggested that the most economical...