Valve Corporation, also known as Valve Software, is an American video game developer, publisher, and digital distribution company headquartered in Bellevue...

A valve is a device or natural object that regulates, directs or controls the flow of a fluid (gases, liquids, fluidized solids, or slurries) by opening...

heart valves closing in a healthy 16 year old girl. The stethoscope is at the tricuspid area. Problems playing this file? See media help. A heart valve is...

An overhead valve engine, abbreviated (OHV) and sometimes called a pushrod engine, is a piston engine whose valves are located in the cylinder head above...

A solenoid valve is an electromechanically operated valve. Solenoid valves differ in the characteristics of the electric current they use, the strength...

ileocecal valve (ileal papilla, ileocaecal valve, Tulp's valve, Tulpius valve, Bauhin's valve, ileocecal eminence, valve of Varolius or colic valve) is a...

The Dunlop valve, (also called a Woods valve, an English valve or a Blitz valve) is a type of pneumatic valve stem in use—mostly on inner tubes of bicycles—in...

Mitral Valve Prolapse murmur Heart sounds of a 16-year-old girl diagnosed with mitral valve prolapse and mitral regurgitation. Auscultating her heart,...

A multi-valve or multivalve engine is one where each cylinder has more than two valves (an intake, and an exhaust). A multi-valve engine has better breathing...

The Schrader valve (also called American valve) is a type of pneumatic tire valve used on virtually every motor vehicle in the world today. The Schrader...