mechanically powered

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• Mechanically powered flashlight — A mechanically powered flashlight is one of several varieties of flashlight that are powered by electricity generated by the muscle power of the user, so they do not need replacement of batteries, or recharging from an electrical source. The… …   Wikipedia

• Mechanically-powered flashlight — Flashlight using an electric generator and charged by shaking along its long axis A mechanically powered flashlight is one of several varieties of flashlight that are powered by electricity generated by the muscle power of the user, so they do… …   Wikipedia

• Powered exoskeletons in fiction — Powered armor has appeared in a wide variety of fiction, beginning with E. E. Smith s Lensman series in 1937. Since then, it has featured in science fiction movies and literature, comic books, video games, and tabletop role playing games. One of… …   Wikipedia

• Human-powered equipment — A mechanically powered flashlight. This uses a linear generator and is charged by shaking along its long axis …   Wikipedia

• Self-powered equipment — is a term used for electrical appliances which can be powered by human muscle power as an alternative to conventional sources of electricity such as primary batteries and the power gridSuch devices contain electrical generators or an induction… …   Wikipedia

• Submarine — For other uses, see Submarine (disambiguation). A Japan Maritime Self Defense Force Oyashio class submarine in 2006 A submarine is a watercraft capable of independent operation below the surface of the water. It differs from a submersible, which… …   Wikipedia

• Steamboat — A steamboat or steamship, sometimes called a steamer, is a ship in which the primary method of propulsion is steam power, typically driving a propeller or paddlewheel. The term steamboat is usually used to refer to smaller steam powered boats… …   Wikipedia

• Saw — For other uses, see Saw (disambiguation). Saw A crosscut hand saw about 620 mm (24 inches) long Classification Cutting Types Hand saw Back saw Bow saw Circular saw …   Wikipedia

• ventilating — Natural or mechanically induced movement of fresh air into or through an enclosed space. The hazards of poor ventilation were not clearly understood until the early 20th century. Expired air may be laden with odors, heat, gases, or dust.… …   Universalium

• Hammer — A hammer is a tool meant to deliver an impact to an object. The most common uses are for driving nails, fitting parts, and breaking up objects. Hammers are often designed for a specific purpose, and vary widely in their shape and structure. Usual …   Wikipedia

• Compressed-air vehicle — The Victor Tatin airplane of 1879 used a compressed air engine for propulsion. Original craft, at Musée de l Air et de l Espace …   Wikipedia