main propulsion motor
21self-propulsion — | ̷ ̷ ̷ ̷| ̷ ̷ ̷ ̷ noun : propulsion by one s or its own power * * * /self preuh pul sheuhn, self /, n. propulsion by a vehicle s own engine, motor, or the like. * * * self propulˈsion noun • • • Main Entry: ↑self …
22Ullage motor — Ullage motors or Ullage engines are relatively small, independently fueled rocket engines that may be fired to accelerate the rocket prior to main engine ignition, when the vehicle is in a zero g situation.By Newton s laws of motion, these motors …
23Protei-5 Russian diver propulsion vehicle — The Protei 5 (Протей 5) is a small Russian one man diver carrying vehicle often used by Russian commando frogmen. It is battery electric powered, using six non sealed lead acid batteries [ [http://www.nobubblediving.com/protei.htm Diver Dave s… …
24USCGC Conifer (WLB-301) — The USCGC Conifer (WLB 301) was a 180 foot (55 m) seagoing buoy tender. Conifer and her sister ships, commonly referred to as one eighties , served as the backbone of the Coast Guard s Aids to Navigation fleet for over 50 years before their… …
25Luna (tugboat) — Infobox nrhp | name =LUNA (tugboat) nrhp type = nhl caption = location= NDC pier, Boston, Massachusetts lat degrees = 42 lat minutes = 22 lat seconds = 4 lat direction = N long degrees = 71 long minutes = 4 long seconds = 27 long direction = W… …
26HMS A5 — was an early Royal Navy submarine. She was a member of Group Two of the first British A class of submarines (a second, much different A class submarine appeared towards the end of the Second World War). Like all members of her class, she was… …
27ship — shipless, adj. shiplessly, adv. /ship/, n., v., shipped, shipping. n. 1. a vessel, esp. a large oceangoing one propelled by sails or engines. 2. Naut. a. a sailing vessel square rigged on all of three or more masts, having jibs, staysails, and a… …
28Landing Ship, Tank — A Canadian LST off loads an M4 Sherman during the Allied invasion of Sicily in 1943. Landing Ship, Tank (LST) was the military designation for naval vessels created during World War II to support amphibious operations by carrying significant… …
29Gas turbine — Microturbine redirects here. For turbines in electricity, see Small wind turbine. For turbines driven by the flow of gas, see Turbine. A typical axial flow gas turbine turbojet, the J85, sectioned for display. Flow is left to right, multistage… …
30Space Shuttle Solid Rocket Booster — The Space Shuttle Solid Rocket Boosters (SRBs) are the pair of large solid rockets used by the Space Shuttle during the first two minutes of powered flight. They are located on either side of the orange external propellant tank. Each SRB produces …
