Check valve — Valve Valve, n. [L. valva the leaf, fold, or valve of a door: cf. F. valve.] [1913 Webster] 1. A door; especially, one of a pair of folding doors, or one of the leaves of such a door. [1913 Webster] Swift through the valves the visionary fair… … The Collaborative International Dictionary of English
Closure (container) — For other uses, see Closure (disambiguation). An aluminum bottle with a threaded aluminum screw closure Closures are devices and techniques used to close or seal a bottle, jug, jar, tube, can, etc. Closures can be a cap, cover, lid, plug, etc.… … Wikipedia
Gender of connectors and fasteners — A male threaded pipe, left, and female threaded elbow. In electrical and mechanical trades and manufacturing, each half of a pair of mating connectors or fasteners is conventionally assigned the designation male or female. The female connector is … Wikipedia
gauge — gaugeable, adj. gaugeably, adv. /gayj/, v., gauged, gauging, n. v.t. 1. to determine the exact dimensions, capacity, quantity, or force of; measure. 2. to appraise, estimate, or judge. 3. to make conformable to a standard. 4. to mark or measure… … Universalium
Globe valve — A Globe valve is a type of valve used for regulating flow in a pipeline, consisting of a movable disk type element and a stationary ring seat in a generally spherical body. [cite web url = http://www.answers.com/topic/globe valve title = Globe… … Wikipedia
British telephone sockets — were introduced in their current plug and socket form on November 19th 1981 by British Telecom to allow subscribers to connect their own telephones. The new system replaced the older hard wired system, which was very complicated, required an… … Wikipedia
Industrial and multiphase power plugs and sockets — Industrial and multiphase plugs and sockets provide a connection to the electrical mains rated at higher voltages and currents than household plugs and sockets. They are generally used when more than two current carrying conductors (polyphase… … Wikipedia
Dust collector — Two rooftop dust collectors in Pristina, Kosovo A dust collector is a system used to enhance the quality of air released from industrial and commercial processes by collecting dust and other impurities from air or gas. Designed to handle heavy… … Wikipedia
Osteochondritis dissecans — For other uses, see OCD (disambiguation). Osteochondritis dissecans Classification and external resources A large flap lesion in the femur head typical of late stage Osteochondritis dissecans. In this case … Wikipedia
Tom Green — For other people named Tom Green, see Tom Green (disambiguation). Tom Green Green in July 2010 Born Michael Thomas Green July 30, 1971 (1971 07 30) … Wikipedia
Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… … Wikipedia