| Patents for F03G 7 - Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for (9,673) |
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| 02/24/1998 | US5720799 Multistage two-phase turbine |
| 02/24/1998 | US5720169 Thermochemical/mechanical actuator |
| 02/19/1998 | WO1998006941A1 Power generator by gravity unbalance of liquid fluid |
| 02/18/1998 | EP0823961A1 Propulsion system based on action-reaction imbalance |
| 02/15/1998 | CA2183273A1 Hydraulic motor |
| 02/12/1998 | DE19630517A1 Bench seat without arm or back rests |
| 02/11/1998 | CN1172903A Permanent-magnet engine |
| 02/05/1998 | WO1998004831A1 Solid phase heat engine |
| 02/04/1998 | CN2273784Y Atmosphere mechanical-power-producing mechanism |
| 02/04/1998 | CN1172212A Electric power generating method by using earth rotation and high-altitude comprehensive energy source |
| 01/28/1998 | EP0687190A4 A spatially distributed sma actuator film |
| 01/22/1998 | DE19629365A1 Mass-accelerating drive for movement of vehicles, aircraft, and spacecraft |
| 01/21/1998 | CN1170824A Method for producing energy by taking-in and blowing off air |
| 01/21/1998 | CN1170823A Gravitational force turbine |
| 01/15/1998 | DE19627701A1 Automatic air flow power station |
| 01/15/1998 | DE19627619A1 Drive for diaphragm or piston pump for dosing of media, e.g. medicine into body |
| 01/08/1998 | DE19624915A1 Tidal power station for low tide differentials |
| 01/06/1998 | US5705969 Actuator |
| 12/31/1997 | WO1997049914A1 Wax motor |
| 12/31/1997 | WO1997049913A1 Renewable resource hydro/aero-power generation plant and method of generating hydro/aero-power |
| 12/31/1997 | WO1997049908A1 Ic engine with a rotary piston |
| 12/24/1997 | WO1997048887A1 Power generating device employing hydrogen absorbing alloy and low heat |
| 12/24/1997 | CN1168715A Hydrolic pump using shape memory alloys |
| 12/24/1997 | CN1168447A Globally networked hot mountain wind and solar energy power generation and artificial weather regulating technology |
| 12/20/1997 | CA2179433A1 Torque wheel |
| 12/18/1997 | WO1997047880A1 Drive for a generator |
| 12/18/1997 | DE19623739A1 Antrieb für einen Generator Drive for a generator |
| 12/16/1997 | US5697218 System for geothermal production of electricity |
| 12/11/1997 | WO1997046802A1 Thermochemical/mechanical brake and clutch unit |
| 12/10/1997 | CN1167213A Power-producing machine useing of natural energy source |
| 12/09/1997 | US5694773 Closed cycle gas turbine engine and mechanical system driven thereby |
| 12/09/1997 | US5694772 Method of apparatus for disposing of non-condensable gases present in geo fluid |
| 12/02/1997 | US5693529 Geothermal power plant desulfurization system |
| 11/27/1997 | WO1997044243A1 System for temporarily blocking the relative displacement of two bodies, following at least a preset direction |
| 11/27/1997 | DE19620775A1 Perpetual motion demonstration device |
| 11/27/1997 | CA2256026A1 System for temporarily blocking the relative displacement of two bodies, following at least a preset direction |
| 11/26/1997 | EP0793773A4 Ion electromagnetic engine |
| 11/26/1997 | CN1165915A 机械动力增值系列 Mechanical power added series |
| 11/26/1997 | CN1165909A Converting heat into useful energy |
| 11/20/1997 | DE19619702A1 Gravity generator to convert gravity and opposed drive force to other energy forms |
| 11/14/1997 | CA2176403A1 Motion transmitted between wheels by a lever |
| 11/13/1997 | DE19719190A1 Warm water motor converting heat energy into electrical energy |
| 11/12/1997 | EP0805909A1 Hybrid two-phase turbine |
| 11/12/1997 | CN1164616A Multifunctional umbrella using solar energy |
| 11/11/1997 | US5685149 Proportionally controlled thermochemical mechanical actuator |
| 11/11/1997 | US5685148 Drive apparatus |
| 11/05/1997 | EP0804709A1 Hole in the ground for transfer of geothermal energy to an energy-carrying liquid and a method for production of the hole |
| 11/05/1997 | CN1163989A Hydraulic energy source electric generating device by matter pressure converting |
| 10/29/1997 | CN1163350A Gravity unbalance device-perpetual motion machine |
| 10/29/1997 | CN1163349A Belt-linked and balanced force field method |
| 10/23/1997 | DE19614226A1 Unused mechanical energy recovery device for continuously variable transmission (CVT) and motor automatic transmission |
| 10/22/1997 | CN1162698A Power generation by ocean temperature difference through expension of heated liquid |
| 10/21/1997 | US5678300 Process for bringing the electric heating element into a housing |
| 10/21/1997 | CA2081567C Electromagnetically powered engine apparatus and method |
| 10/16/1997 | WO1997037878A1 Vehicle hydraulic braking systems incorporating volume-variant actuators |
| 10/15/1997 | CN1162072A Lever power machine |
| 10/15/1997 | CN1162071A Lever-connection-force direction-changing type power machine |
| 10/08/1997 | EP0799381A1 Single actuation push-button driven by a shape memory material |
| 10/08/1997 | CN2264258Y Small tractor generating device for herdsman |
| 10/08/1997 | CN1161412A Potential energy power-generating machine |
| 10/01/1997 | CN1160819A 温差发动机 Temperature difference engine |
| 09/30/1997 | US5671602 Power generating apparatus and vacuum generating apparatus by applying Torricelli's vacuum |
| 09/30/1997 | US5671601 Geothermal power plant operating on high pressure geothermal fluid |
| 09/16/1997 | US5666810 Electro-thermal actuator system |
| 09/10/1997 | EP0793773A1 Ion electromagnetic engine |
| 09/10/1997 | CN2262108Y Energy source device |
| 09/09/1997 | US5664420 Multistage two-phase turbine |
| 09/09/1997 | US5664419 Method of and apparatus for producing power using geothermal fluid |
| 09/03/1997 | CN1158385A Method and device for changing attraction power into mechanical power |
| 09/02/1997 | US5661977 System for capturing geothermal heat using electrolytic reactions |
| 08/28/1997 | WO1997031421A1 Motor |
| 08/26/1997 | US5661027 Geothermal power plant desulfurization method |
| 08/26/1997 | US5660042 Geothermal power plant |
| 08/21/1997 | DE19605802A1 Vehicle current-generating shock absorber |
| 08/20/1997 | EP0790391A2 Converting heat into useful energy |
| 08/20/1997 | CN1157373A Ice powered machine |
| 08/13/1997 | EP0721544A4 Propulsion apparatus driven by environment's heat |
| 08/13/1997 | EP0653013B1 Engine using compressed air |
| 08/13/1997 | CN1156790A Automatic running wheel-perpetual motion machine |
| 08/12/1997 | US5656986 Bistable actuator device |
| 08/12/1997 | US5656172 Using sulforous or sulfuric acid |
| 08/06/1997 | EP0787792A1 Electro-sensitive movable fluids, methods of using the same and motors for the electro-sensitive movable fluids |
| 08/06/1997 | EP0787259A1 A thermo-volumetric motor |
| 08/06/1997 | EP0787216A1 Shape memory alloy electro-mechanical system |
| 07/30/1997 | EP0478716B1 Semiconductor microactuator |
| 07/30/1997 | CN1155628A Electric power generator with 500000 KW potential energy |
| 07/30/1997 | CA2168047A1 Cohesion cell |
| 07/24/1997 | WO1997026039A1 Soft actuators and artificial muscles |
| 07/24/1997 | DE19648665A1 Compressed-air-driven hydraulic motor without exhaust gas |
| 07/24/1997 | CA2243527A1 Soft actuators and artificial muscles |
| 07/23/1997 | EP0784752A1 A thermo-volumetric motor |
| 07/22/1997 | US5649423 Micromechanism linear actuator with capillary force sealing |
| 07/08/1997 | US5645693 Plant for sea water desalinizing using solar energy |
| 07/03/1997 | WO1997023729A1 Polymers responsive to electrical energy |
| 07/03/1997 | WO1997023728A1 Electromagnetic piston engine |
| 07/03/1997 | WO1997023727A1 Motor |
| 07/02/1997 | EP0781920A1 Bistable actuation device |
| 07/02/1997 | CN1153257A Method and apparatus for gaining electric energy |
| 06/18/1997 | CN1152076A Comprehensive natural-resource utilizing system |
| 06/10/1997 | US5637984 Pseudo-mechanical system incorporating ohmic electromechanical transducer and electrical generator |