flap valve
121Personal flotation device — A man wearing a life vest, with another life vest hanging at the lower left. A personal flotation device (abbreviated as PFD; also referred to as, lifejacket, life preserver, Mae West, life vest, life saver, cork jacket, buoyancy aid, flotation… …
122Tippmann A-5 — paintball marker marker type=Mechanical caption= Tippmann A 5 Basic with aftermarket 12 ceramic barrel by J J and BSA 30mm red dot sight. action= Semi Automatic, Fully Automatic with E Grip bore= .68 in (17.272 mm) barrel= 8.5 in (216 mm) ported… …
123Operation — Although there are many meanings to the word operation , in medicine it refers to a surgical procedure. To put matters more formally, an operation is an act or series of acts performed upon the body with the hand alone or by means of an… …
124parts — Synonyms and related words: AF amplifier, AFC, AFC mixer, CRT, CW oscillator, FM detector, PCV valve, RF amplifier, TR switch, TR unit, ability, accelerator, adder, adjustable propeller, afterburner, aileron, air controls, air scoop, airscrew,… …
125tap — I v 1. slap, pat, dab, rap, peck; touch, poke, knock, shove, push, nudge; cuff, spank, box, buffet, smack, whack, thwack, hit, Inf. clip, crack; strike, slam, punch, Sl. sock; bat, flap. n 2. slap, pat, dab, rap, peck; cuff, box, buffet, punch,… …
126bridge washer — A protective thin metal washer installed at the valve stem between the flap and rim base to prevent the tube and flap from protruding through the valve slot as a result of high pressure and high temperature …
127Evacuation slide — An evacuation slide is an inflatable slide used to evacuate an aircraft quickly. An escape slide is required on all commercial (passenger carrying) aircraft where the door sill height is such that, in the event of an evacuation, passengers would… …
128bellows — bellowslike, adj. /bel ohz, euhz/, n. (used with a sing. or pl. v.) 1. a device for producing a strong current of air, consisting of a chamber that can be expanded to draw in air through a valve and contracted to expel it through a tube. 2.… …
