propel speed
111Vacuum pump — A vacuum pump is a device that removes gas molecules from a sealed volume in order to leave behind a partial vacuum. The vacuum pump was invented in 1650 by Otto von Guericke. Types Pumps can be broadly categorized according to three… …
112Mass driver — For fictional mass drivers, see List of electromagnetic projectile devices in fiction. Artist s conception of a mass driver for lunar launch A mass driver or electromagnetic catapult is a proposed method of non rocket spacelaunch which would use… …
113Multiple unit — This article is about Multiple Units vehicles. For the train control technology, see Multiple unit train control. Multiple unit trains Subtypes Electric multiple unit Diesel multiple unit Push–pull train Technology …
114Coilgun — Gauss gun redirects here. For fictional weapons of this type, see electromagnetic projectile devices (fiction). Not to be confused with railgun. Simplified diagram of a multistage coilgun with three coils, a barrel, and a ferromagnetic projectile …
115Torque converter — A torque converter is a modified form of fluid coupling that is used to transfer rotating power from a , such as an internal combustion engine or electric motor, to a rotating driven load. Like a basic fluid coupling, the torque converter… …
116NASA X-43 — NASA technicians working on the X 43A at the tip of a Pegasus rocket mounted to a Boeing B 52B prior to launch on March 27, 2004. The X 43 is an unmanned experimental hypersonic aircraft with multiple planned scale variations meant to test… …
117Galley — For other uses, see Galley (disambiguation). A model of a Maltese design typical of the 16th century, the last great era of the wargalley A galley is a type of ship propelled by rowers that originated in the Mediterranean region and was used for… …
118Vincent Motorcycles — Infobox Defunct Company company name = Vincent HRD Co., Ltd company fate = bankrupt successor = Vincent Motors USA (1998) foundation = 1928 defunct = 1959 location = Stevenage, UK industry = manufacturing and engineering key people = Phil Vincent …
119Paintball equipment — is central to paintball, given its equipment intensive nature. Although good equipment by no means guarantees a good player, a good player s ability can be seriously hampered by poor quality equipment. In order to safely conduct a game of… …
120Caster board — A caster board (or castor board) is a two wheeled, self propelled vehicle, closely related to the skateboard. Two narrow platforms are adjoined by a rubber or aluminum coated metal beam that houses a strong spring. Each platform contains one… …
