Valve Collection (page 5)

Male heart, artwork
Male heart, computer artwork

Ventricular shunt, X-ray
Ventricular shunt. X-ray of the head of a 52-year-old patient with hydrocephalus, showing the position of a ventricular shunt (dark lines, right) and its external valve (round, centre right)

Heart, illustration C018 / 0797
Heart, artwork. The heart is a hollow muscle that pumps blood around the body. Deoxygenated blood from the body is returned to the hearts right atrium (chamber)

Sun valve C014 / 1499
Sun valve (left) on a routing beacon. A Sun valve consists of a central blackened metal rod, surrounded by three polished rods, all enclosed in a glass tube

Sun valve C014 / 1500
Sun valve (upper left) on a routing beacon. A Sun valve consists of a central blackened metal rod, surrounded by three polished rods, all enclosed in a glass tube

Early Russian computer in Baikonur museum
Early Russian computer in Baikonur space museum, Kazakhstan (note thermionic valves and mechanical calculator)

Artificial urinary sphincter, X-ray C016 / 6609
Artificial urinary sphincter. Coloured X-ray of the pelvis of a 55 year old female patient showing a prosthetic urinary sphincter (AUS, beige at centre)

Artificial urinary sphincter, X-ray C016 / 6610
Artificial urinary sphincter. Coloured X-ray of the pelvis of a 55 year old female patient showing a prosthetic urinary sphincter (AUS, beige at centre)

Artificial urinary sphincter, X-ray C016 / 6608
Artificial urinary sphincter. Coloured X-ray of the pelvis of a 55 year old female patient showing a prosthetic urinary sphincter (AUS, beige at centre)

Engineer on a gas pipeline C018 / 2310
Natural gas. An engineer standing next to valves on a gas supply pipeline. Photographed near Minsk, Belarus

Heart ventricle anatomy, artwork C016 / 2875
Ventricular diastole. Artwork showing a section through a human heart and its associated blood vessels during ventricular diastole. The heart is composed of four chambers

Engineer checking wellhead pressure C016 / 2762
Oil. An engineer checks wellhead valves in an oil field. The wellhead is a piece of equipment that forms the interface between the drilled borehole and production equipment at the surface

Cardiovascular system, artwork C013 / 4406
Cardiovascular system, computer artwork. The heart (centre) is a hollow muscle that pumps blood around the body. Arteries, which carry oxygenated blood around the body, are red

Cardiovascular system, artwork C013 / 4405
Cardiovascular system, computer artwork. The heart (centre) is a hollow muscle that pumps blood around the body. Arteries, which carry oxygenated blood around the body, are red

Engraving of a Rowntree fire engine, showing various sections

Blitz in London -- oil tank fire, Thames Haven, WW2
Blitz in London -- foam being applied around the valve of a tank at a serious oil tank fire at Thames Haven, near Thurrock, Essex, 8 September 1940

John Gray valve gear by David Joy

Silicified brachiopod
This specimen shows spiral supports for the brachiopod feeding system. Preserved inside are one of the valves, and have been etched out with acid

Actinoptychus, diatom
Scanning electron microscope image of the exterior valve of the diatom Actinoptychus (x 500 on a standard 9 cm wide print)

American advertisement for Mobilgas gasoline, 1943
MOBIL ADVERTISEMENT, 1943. American advertisement for Mobilgas gasoline, 1943

MUSICAL INSTRUMENT: HORNS. A pair of horns: French horn with valves (left) and early valveless bugle. Line engraving, German, late 19th century

The safety-valve. Illustration shows a boiler labeled Brother Straitlace with a fire labeled The Simple Life and a lever labeled Trip to New York

Scaled design drawing for the valve assembly of a balloon, including top, bottom, and side views. Date 1868?

Diving, Malta 1969
Divers vent compressed air from a valve in the roof of the Underwater House, after setting it up, 30 feet beneath the surface of Paradise Bay, off the coast of Malta. Date: 1969

Quick release hydralic bracket on tractor for powering loader, England, october

Brown rotary steam engine. Diagram showing a cross-section through the Brown rotary steam engine. The rotor, valves and gears are shown here

Pressure valve. Hand adjusting a pressure valve. This is a device that allows the monitoring of the pressure in a system, and well as releasing excess pressure if needed

Steam engine lubricator. Artwork of a lubricator used in steam engines. This device consists of a manual regulator valve (top) and a sight-feed (glass chamber)

Wheelock steam engine. Diagram of a Wheelock steam engine, seen from the side, showing the valves and gears. This steam engine was invented by the US engineer Jerome Wheelock (1834-1902)

Crude oil valve. Crude oil has leaked from the valve and polluted the surrounding environment. Photographed in Trinidad

Natural gas compressor station machinery. Natural gas is a fossil fuel obtained from underground oil and gas deposits. Here

Blood vessel types, artwork
Blood vessel types. Artworks of the three types of blood vessels, from left: arteries, veins, and capillaries. Arteries are thick blood vessels carrying oxygenated blood around the body away from

Selectron computer tubes
Selectron tubes. Computer information storage tubes (valves) on the Johnniac mainframe computer, which is housed at the Computer History Museum, California, USA

Pneumatic tubes, 19th century
Pneumatic tubes. Historical artwork of a pneumatic messaging system at the Paris Post Office, France, in the 19th century

Artificial heart valve
False-colour angiogram (X-ray image) of the human heart, showing a mechanical Starr-Edwards aortic heart valve. A normal aortic valve regulates the flow of blood from the left ventricle into

Heart tendons, SEM
Heart strings. Coloured scanning electron micrograph (SEM) of the hearts chordae tendineae. These are delicate thread-like bands of fibrous tissue that attach the papillary muscles on the internal

Heart valve tendons, SEM
Heart valve tendons. Coloured scanning electron micrograph (SEM) of the chordae tendineae, tendons which attach the atrioventricular heart valves to their muscles

Coloured SEM of the mitral valve of a human heart
Mitral valve of heart. Coloured Scanning Electron Micrograph (SEM) of the mitral valve of a healthy human heart. The mitral valve is one of the atrio- ventricular valves which channels the flow of

False-colour SEM of a portion of a cardiac valve
Heart valve. False-colour scanning electron micrograph of a portion of one of the atrioventricular valves of the heart: either the tricuspid or the mitral valve

False-colour SEM of the aortic valve
Heart valve. False-colour scanning electron micrograph of the aortic valve (bottom centre). It lies between the left ventricle of the heart and the aortic arch and consists of a fibrous annulus (ring)

Christmas tree assembly. An array of pipes and valves fitted to a production wellhead. This assembly controls flow and comprises at least two isolation valves to prevent accidents

Blood vessel structure, artwork
Blood vessel structure. Artwork showing the layers of tissue in the walls of a vein. In the lumen of the vein are valves (grey) that prevent the back flow of blood

Russian rocket engines on display at the 2011 Paris Air Show

Heart disease, 18th century

Radiator leak being repaired. Welding torch and solder being used to repair a leaking section of a central heating pipe connection to a radiator

Venous valve, artwork
Venous valve. Artwork showing the anatomy of a vein. Veins carry deoxygenated blood from the body to the heart and lungs. Within hte lumen of the vein are venous valves

Arm veins and valves, 16th century. Artwork of the discovery by the Italian anatomist and surgeon Hieronymus Fabricius (1533-1619) of valves within veins

Radio receiver vacuum tubes
Interior of an historical radio receiver showing vacuum tubes and other parts

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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.