F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
F03G3/00—Other motors, e.g. gravity or inertia motors
Landscapes
Engineering & Computer Science
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Chemical & Material Sciences
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Combustion & Propulsion
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Mechanical Engineering
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General Engineering & Computer Science
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Lift-Guide Devices, And Elevator Ropes And Cables
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