Valve Collection

1938 Scott Flying Squirrel motorcycle
1938 Scott Flying Squirrel 500cc twin two stroke motorcycle roadside circa 1938

Valve Horn on its Own
The VALVE HORN (French : Cor a pistons) was introduced in the 1830s and completely replaced the Natural Horn used by Mozart and Beethoven

1938 Scott Flying Squirrel motorcycle
1938 Scott Flying Squirrel 500cc twin two stroke motorcycle roadside circa 1938

Human heart anatomy, artwork
Human heart anatomy, cutaway computer artwork

BP employee opening the flow valves
A British Petroleum employee opens the flow valves of an oil plant in the Middle East (likely to have been in Iraq or Iran)

Largest Wireless Valve
The worlds largest wireless valve, being made in a factory in Germany

Early electronic valve, diagram
Audion amplifier. Diagram of an Audion triode valve that was the first amplifier. It was invented by Lee De Forest in 1907

Man on a 1927 Model A Ariel motorcycle
Young man on a Ariel 1927 Model A (557cc side valve with Burman gearbox) outside wooden shed circa 1930

Rolls-Royce Exe 24-cylinder, air-cooled, X-block, sleeve-valve engine B Series outside the Ramp Hangar at Hucknall

Human digestive system, artwork. At top, food from the mouth forms a bolus that is swallowed down the oesophagus. At centre, the bolus is about to enter the stomach (arrow)

Hercules, locomotive luggage engine, side elevation Date: 1844

Two Drawings of the Heart, c1480 (1945). Artist: Leonardo da Vinci
Two Drawings of the Heart, c1480 (1945). From The Drawings of Leonardo da Vinci. [Reynal & Hitchcock, New York, 1945]

Harley Davidson V-Twin Racer (8-valve), 1916, Grey
Harley Davidson V-Twin Racer (8-valve) 1916 Grey

Lee De Forest, US radio pioneer
Lee De Forest (1873-1961), American radio pioneer, holding the triode valve, or Audion tube, that he invented. De Forest studied at Yale, gaining his doctorate with a thesis on radio waves

The Magnetron Valve by G. H. Davis
A set of diagrams demonstrating what a magnetron valve is, and why it is of such importance to radar. The magnetron valve was used in the Second World War to give Allied forces superior radars,

Illustration of triode valve

A valve mechanism of a hydrogen balloon
3585998 A valve mechanism of a hydrogen balloon; (add.info.: Illustration depicting a valve mechanism of a hydrogen balloon. Dated 19th Century.); Universal History Archive/UIG

The Tyler & Sons WC with valve constructed as an overflow, 1850
3359507 The Tyler & Sons WC with valve constructed as an overflow, 1850; (add.info.: Engraving depicting the Tyler & Sons WC with valve constructed as an overflow)

A water closet by Jennings of Lambeth, with valve and S-bend, 1850
3359501 A water closet by Jennings of Lambeth, with valve and S-bend, 1850; (add.info.: Engraving depicting a water closet by Jennings of Lambeth, with valve and S-bend)

An engraving depicting a codd-neck bottle, 19th century
5311297 An engraving depicting a codd-neck bottle, 19th century; (add.info.: Date: 1890); Universal History Archive/UIG

Oscillating paddle engine of the steamer Beatrice, 1850
3330714 Oscillating paddle engine of the steamer Beatrice, 1850; (add.info.: Oscillating paddle engine of the steamer Beatrice'. Dated 19th Century.); Universal History Archive/UIG

A valve mechanism of a hydrogen balloon
3585991 A valve mechanism of a hydrogen balloon; (add.info.: Illustration depicting a valve mechanism of a hydrogen balloon. Dated 19th Century.); Universal History Archive/UIG

Aerostiers et Observateurs en Ballon; Tandis que le ballon, abandonne a son sort, acheve... 1917. Creator: Unknown
Aerostiers et Observateurs en Ballon; Tandis que le ballon, abandonne a son sort, acheve de bruler a terre, deux sapeurs s'efforcent de sauver la soupape qui est la plus precieuse de

Person's hands adjusting valve on oxygen tank
Adjusting, Adult, Caucasian Appearance, Close-Up, Healthcare and Medicine, Human Hand, Medical Oxygen Equipment, Men, One Person, Oxygen Tank, Part Of, Pen and Ink, Valve, Watercolour Painting

Perreaux's patent pump valves in the International Exhibition, 1862. Creator: Unknown
Perreaux's patent pump valves in the International Exhibition, 1862. This method of constructing pump-valves is extremely ingenious, simple

USA, Oregon, Tillamook. Old fire truck with gauges and valves with colorful pealing paint

Magnetron Valve - Britain's Great Contribution to Radar. Date: 1946

Six-Sixty Safety Valves, wireless radio 1920s Date: 1920s

The Best Friend of Charleston, from The History of Our Country, published 1905 (litho)
2657619 The Best Friend of Charleston, from The History of Our Country, published 1905 (litho) by American School, (20th century); Private Collection; (add.info)

DDE-90019877
Kenya. Close-up of brown-headed kingfisher sitting on valve wheel. Date: 19/05/2006

Pump Valve and Sucker, 1939. Creator: Alexander Anderson
Pump Valve and Sucker, 1939

Safety Valve, Rocket Engine, Liquid Fuel, R. H. Goddard, 1930s. Creator: Robert Goddard
This valve was made by the American rocket pioneer Dr. Robert H. Goddard (1882-1945) to protect his liquid oxygen tanks from bursting due to too much pressure caused by evaporation of the very cold

Ventilation (engraving)
1593967 Ventilation (engraving) by English School, (19th century); Private Collection; (add.info.: Ventilation. Illustration for The Pictorial Times, 31 January 1846)

Newcomens engine (litho)
6004802 Newcomens engine (litho) by English School, (20th century); Private Collection; (add.info.: Newcomens engine. Illustration for General Knowledge Course (Odhams)

Diving apparatus (litho)
6013625 Diving apparatus (litho) by English School, (20th century); Private Collection; (add.info.: Diving apparatus. Illustration for The Harmsworth Encylopaedia (c 1922).); © Look and Learn

Corliss Engine, Centennial International Exhibition, Philadelphia, 1876 (albumen print)
941026 Corliss Engine, Centennial International Exhibition, Philadelphia, 1876 (albumen print) by American Photographer, (19th century); 43.2x53.3 cm; Free Library of Philadelphia; (add.info)

Valve for piping (bronze)
614975 Valve for piping (bronze) by Roman; Museo Archeologico Nazionale, Florence, Italy; (add.info.: Valvola per tubazione ); Photo eNicol Orsi Battaglini; out of copyright

Advert, John Todd & Son, Rope Manufacturers, Rutherglen
Advert for John Todd & Son, Rope and Twine Manufacturers and Yarn Spinners, Rutherglen, Scotland. 1905

A young Alligator held around the neck by its keeper, London Zoo, August 1928 (b / w photo)
3703988 A young Alligator held around the neck by its keeper, London Zoo, August 1928 (b/w photo) by Bond, Frederick William (1887-1942); Zoological Society of London; (add.info)

Apparatus for ventilation (litho)
6013424 Apparatus for ventilation (litho) by English School, (20th century); Private Collection; (add.info.: Apparatus for ventilation)

Watts engine (litho)
6004810 Watts engine (litho) by English School, (20th century); Private Collection; (add.info.: Watts engine. Illustration for General Knowledge Course (Odhams, c 1945).); © Look and Learn

Wireless industry, Apparatus of four important types (b / w photo)
6008195 Wireless industry, Apparatus of four important types (b/w photo) by English Photographer, (20th century); Private Collection; (add.info.: Wireless industry, Apparatus of four important types)

Corliss Engine, Centennial International Exhibition, Philadelphia, 1876 (albumen print)
1125702 Corliss Engine, Centennial International Exhibition, Philadelphia, 1876 (albumen print) by American Photographer, (19th century); Free Library of Philadelphia; (add.info)

Samudas Atmospheric Railway (engraving)
1101485 Samudas Atmospheric Railway (engraving) by English School, (19th century); Private Collection; (add.info.: Samudas Atmospheric Railway)

Three interesting and powerful sets (b / w photo)
6008193 Three interesting and powerful sets (b/w photo) by English Photographer, (20th century); Private Collection; (add.info.: Three interesting and powerful sets)

Water standpipe and verse, Christmas greetings card. (chromolitho)
6031485 Water standpipe and verse, Christmas greetings card. (chromolitho) by English School, (19th century); Private Collection; (add.info.: Water standpipe and verse, Christmas greetings card)

An Invention that failed, the Story of a Submarine Boat (engraving)
1042874 An Invention that failed, the Story of a Submarine Boat (engraving) by Ralston, William (1848-1911) (after); Private Collection; (add.info.: An Invention that failed)

An Invention that failed, the Story of a Submarine Boat (engraving)
1042875 An Invention that failed, the Story of a Submarine Boat (engraving) by Ralston, William (1848-1911) (after); Private Collection; (add.info.: An Invention that failed)

Catching the emanation from radium (b / w photo)
3652710 Catching the emanation from radium (b/w photo) by English Photographer, (20th century); Private Collection; (add.info.: Catching the emanation from radium)

Valve (engraving)
2801762 Valve (engraving) by English School, (19th century); Private Collection; (add.info.: Valve. Illustration for An Illustrated Vocabulary For The Use Of The Deaf And Dumb (SPCK)

Two forms of British valve sets (b / w photo)
6008198 Two forms of British valve sets (b/w photo) by English Photographer, (20th century); Private Collection; (add.info.: Two forms of British valve sets)

The Brighton Review, preparing to ascend in a Balloon to view the Battle (engraving)
1624294 The Brighton Review, preparing to ascend in a Balloon to view the Battle (engraving) by Courbould, Alfred (fl.1831-75); Private Collection; (add.info.: The Brighton Review)

Prideauxs Self-Closing Furnace-Valve, for Preventing Smoke (engraving)
1602127 Prideauxs Self-Closing Furnace-Valve, for Preventing Smoke (engraving) by English School, (19th century); Private Collection; (add.info.: Prideauxs Self-Closing Furnace-Valve)

Pilbrows Atmospheric Railway (engraving)
1101442 Pilbrows Atmospheric Railway (engraving) by English School, (19th century); Private Collection; (add.info.: Pilbrows Atmospheric Railway)

The Apparatus for rendering Surgical Operations Painless (engraving)
1095662 The Apparatus for rendering Surgical Operations Painless (engraving) by English School, (19th century); Private Collection; (add.info)

Human heart and chest, illustration
Human heart with vessels, bronchial tree and cut rib cage. On white background

Worker Turning a Large Valve

Man Working at an Oil Refinery

Cross section of the tube, &c. 1845. Creator: Unknown
Cross section of the tube, &c. 1845. Diagram showing the workings of an atmospheric railway, a system using air pressure for locomotion, invented by Clegg and Samuda

Sir Hiram Maxim operating the valve of the steam engine?
Sir Hiram Maxim operating the valve of the steam engine during a propeller test at the shed at Baldwyn?s Park, Kent, where Sir Hiram Maxim constructed his steam-driven aeroplane, 1890

Vacuum tube for television broadcasting, c. 1933 (b / w photo)
RYS355866 Vacuum tube for television broadcasting, c. 1933 (b/w photo) by German Photographer (20th Century); Private Collection; German, out of copyright

Oscillating paddle engine of the steamer Beatrice. Dated 19th Century

Lady on a 1922 BSA motorcycle
Stylish lady sat on a 1922 BSA 500cc side valve motorcycle in the 1920s

Man sitting on a 1921 / 22 Blackburne motorcycle & sidecar
Man, women & boy gather around a 1921/2 Blackburne 1000cc motorcycle & sidecar combination in the early 1920s

Sir Hiram Maxim operating the valve of the steam engine ?
Sir Hiram Maxim operating the valve of the steam engine during a propeller test at the shed at Baldwyn?s Park, Kent, where Sir Hiram Maxim constructed his steam-driven aeroplane, 1890

Locomotive luggage engine, cross sections Date: 1844

Gentlemen on a 1914 Triumph motorcycle & sidecar
Two gentlemen on a 1914 Triumph 500cc side valve motorcycle & sidecar combination circa 1914

Gentleman with his 1922 BSA motorcycle
Gentlemen poses with his 1922 BSA 500cc motorcycle in the countryside in the early 1920s

Man on 1913 / 14 Norton motorcycle
Man on his 1913/14 Norton 600cc side valve Flat Tank Big Four Norton motorcycle circa 1914

Man on a 1926 / 7 BSA motorcycle circa 1927
Man on a 1926/7 BSA 350cc side valve motorcycle circa 1927

Man on a 1911 Triumph motorcycle
Man on a 1911 Triumph Model H 500cc side valve motorcycle circa 1911

Woman on 1921 Sunbeam motorcycle
Woman poses for photograph sat on a 1921 Sunbeam 500cc Model 6/7 motorcycle early 1920s

Man on his 1929 Royal Enfield motorcycle
Man poses for photograph on his 1929 Royal Enfield 250cc motorcycle in the countryside circa 1930

Family on a 1909 / 10 Rudge motorcycle & sidecar
Family of three on a 1909/10 Rudge Multi 500cc side valve motorcycle & sidecar circa 1910

Three ladies on a 1923 Rudge Multi motorcycle & sidecar
Three ladies at the seaside sitting on a 1923 Rudge Multi 500cc side valve motorcycle & sidecar circa 1920s

Man & young girl on a 1911 Triumph motorcycle
Man and young girl on a 1911 Triumph Model H side valve 500cc motorcycle circa 1911

Cardiovascular system Leonardo da vincis drawing
Cardiovascular systems drawing. In 1513 Leonardo da Vinci to study the heart and the circulatory system through animal dissections. Windsor, Royal Library 19073, 1510-1513

Cross section of human heart and, bottom left, coronary system with aorta, coronary arteries, coronary vein and blood vessels

Cartoon of human ileum represented as twisted pipes and valves with food passing through digestive system

Bristol Jupiter VI radial with variable valve timing gear

Steam engine indicator in its box. This portable instrument was used to measure the cylinder pressure and piston movement in a steam engine

Heathkit H-1 analog computer
Heathkit H-1 home-build computer, on display at the Computer History Museum, USA. The H-1 was the first home-build computer, it was an analogue computer, which used valves (across upper centre)

John Gray valve gear diagram Date: 1846

Dodds patent wedge motion, side elevation Date: 1841

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"Unlocking the Power: The Fascinating World of Valves" Revving into History: The 1938 Scott Flying Squirrel motorcycle showcases the importance of valves in the engine's performance. A Symphony of Sound: Discover the mesmerizing Valve Horn on its Own, an intricate musical instrument that relies on precise valve mechanics. Matters of the Heart: Delve into the intricate anatomy and functionality of valves within the human heart through captivating artwork. Controlling Flow: Witness a BP employee opening flow valves, highlighting their crucial role in managing oil and gas distribution. Electronic Marvels: Unveiling an early electronic valve diagram, showcasing how these innovative devices revolutionized technology. Wireless Wonders: Explore the world's largest wireless valve and marvel at its ability to transmit signals across vast distances effortlessly. Racing Legends: Step back in time with Harley Davidson V-Twin Racer (8-valve), 1916 Grey, a testament to engineering excellence and high-performance valves. Digestive Dynamics: Journey through stunning artwork depicting valves within our digestive system, shedding light on their vital role in digestion. Powerhouse Locomotive: Uncover Hercules, a locomotive luggage engine powered by robust valves that propelled trains across vast landscapes. Innovations Galore. Meet G. H Davis' groundbreaking creation - The Magnetron Valve - paving the way for advancements in radar technology during WWII. Engineering Marvels Take Flight. Behold Rolls-Royce Exe 24-cylinder air-cooled X-block engine featuring cutting-edge valve technology propelling aviation to new heights. Valves may seem like simple components but have played an extraordinary role throughout history – from motorcycles to music instruments, from human anatomy to industrial applications – they are truly unlocking power and innovation in various fields.