F: | MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS | |
F03: | MACHINES OR ENGINES FOR LIQUIDS ; WIND, SPRING WEIGHT AND MISCELLANEOUS 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 | |
F03G1/00: | Spring-motor (spring-driven toys A63H; springs in general F16F; precision time mechanisms, e.g. for clocks or watches, G04B) | |
F03G1/02: | . characterised by shape or material of spring, e.g. helical, spiral, coil | |
F03G1/04: | . . using rubber springs | |
F03G1/06: | . Other parts or details | |
F03G1/08: | . . for winding | |
F03G1/10: | . . for producing output movement other than rotary, e.g. vibratory | |
F03G3/00: | Other motors, e.g. gravity or inertia motors driven by falling liquid F03B | |
F03G3/02: | . using wheels with circumferentially-arranged compartments co-operating with solid falling bodies | |
F03G3/04: | . driven by sand or like fluent solid material | |
F03G3/06: | . using pendulums | |
F03G3/08: | . using flywheels | |
F03G5/00: | Devices for producing mechanical power from muscle energy (driving cycles B62M) | |
F03G5/02: | . of endless-walk type, e.g. treadmills | |
F03G5/02B: | . . Treadmills | |
F03G5/04: | . . Horsemills or the like | |
F03G5/04B: | . . . Traction devices, shock absorbers or whipping devices for horsemills | |
F03G5/04C: | . . . Security devices for horsemills | |
F03G5/04D: | . . . Transmissions or couplings for horsemills | |
F03G5/06: | . other than of endless-walk type | |
F03G5/08: | . . for combined actuation by different limbs, e.g. hand and leg | |
F03G6/00: | Devices for producing mechanical power from solar energy | |
F03G6/00P: | . having photovoltaic cells | |
F03G6/00R: | . having a Rankine cycle F03G6/06R takes precedence | |
F03G6/00R2: | . . using an intermediate fluid for heat transfer | |
F03G6/02: | . using a single state working fluid | |
F03G6/04: | . . gaseous F03G6/06G, F03G6/06S take precedence | |
F03G6/04B: | . . . by producing an updraft of heated gas, e.g. air driving an engine | |
F03G6/06: | . with means for concentrating solar rays | |
F03G6/06G: | . . having a gas turbine cycle, i.e. compressor and gas turbine combination | |
F03G6/06R: | . . having a Rankine cycle | |
F03G6/06R2: | . . . using an intermediate fluid for heat transfer | |
F03G6/06S: | . . having a Stirling cycle | |
F03G7/00: | Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for micro-structural devices or systems, e.g. micro-mechanical devices B81B | |
F03G7/00B: | . using the energy of vibration of a fluid column for refrigeration machines using waves F25B9/14 | |
F03G7/00C: | . Electro-chemical actuators; Actuators having a material for absorbing or desorbing gas, e.g. a metalhydride; Actuators using the difference in osmotic pressure between fluids; Actuators with elements stretchable when contacted with liquid rich in ions, with UV light, with a salt solution | |
F03G7/04: | . using pressure differences or thermal differences occurring in nature | |
F03G7/05: | . . Ocean thermal energy conversion, i.e. OTEC | |
F03G7/06: | . using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like | |
F03G7/06B: | . . using a shape memory element | |
F03G7/08: | . recovering energy derived from swinging, rolling, pitching or like movements, e.g. from the vibrations of a machine | |
F03G7/10: | . Alleged perpetua mobilia | |