| 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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| 07/26/1977 | US4037411 Thermal energy converting assembly |
| 07/19/1977 | US4036017 Low pressure engine |
| 06/28/1977 | US4031704 Thermal engine system |
| 06/21/1977 | US4030303 Waste heat regenerating system |
| 06/21/1977 | US4030301 Pump starting system for sea thermal power plant |
| 06/21/1977 | US4030298 Thermal motor |
| 06/14/1977 | US4029941 Electric heater assembly |
| 06/07/1977 | US4027483 Device for converting internal energy of hot fluids to shaft work |
| 06/07/1977 | US4027479 Variable density heat engine |
| 05/31/1977 | US4026111 Method of removing dissolved non-condensibles from geothermal brines |
| 05/24/1977 | US4025240 Geothermal energy control system and method |
| 05/10/1977 | US4022025 Cyclical energy transfer method and apparatus |
| 04/12/1977 | US4016721 Positioning device using negative spring-rate tensioning means |
| 03/29/1977 | US4014279 Dynamic positioning system for a vessel containing an ocean thermal energy conversion system |
| 03/29/1977 | US4014170 Thermal engine |
| 03/08/1977 | US4010612 Thermal motor |
| 03/01/1977 | US4010455 Cyclical bi-directional rotary actuator |
| 02/08/1977 | US4006594 Solar power plant |
| 01/25/1977 | US4004422 Method and apparatus for utilizing moving traffic for generating electricity and to produce other useful work |
| 01/11/1977 | US4002954 Trigger circuit |
| 12/28/1976 | US3999790 Heat releasable lock |
| 12/14/1976 | US3996749 Method and plants for producing, storing, modulating and distributing energy |
| 12/14/1976 | US3996746 Thermal motor with mechanism for converting piston stroke to longer stroke |
| 12/07/1976 | US3995429 Apparatus for generating power using environmental temperature differentials |
| 12/07/1976 | US3995428 Waste heat recovery system |
| 11/30/1976 | US3995160 Method and apparatus for obtaining electrical power from sea water |
| 11/30/1976 | US3994132 Apparatus for converting heat energy to mechanical energy |
| 11/23/1976 | US3992881 Apparatus to generate high pressure air from water |
| 11/16/1976 | US3991572 Electro-thermal linear actuator with internal reservoir |
| 11/09/1976 | US3990245 Energy converter device |
| 11/02/1976 | US3988905 Reversible mechanical-thermal energy cell |
| 11/02/1976 | US3988896 Geothermal energy pump and monitor system |
| 11/02/1976 | US3988895 Power generation from hot brines |
| 10/26/1976 | US3987630 Mechanical thermal motor |
| 10/26/1976 | US3987629 System for producing work using a small temperature differential |
| 10/19/1976 | US3986362 Geothermal power plant with intermediate superheating and simultaneous generation of thermal and electrical energy |
| 10/19/1976 | US3986354 Method and apparatus for recovering low-temperature industrial and solar waste heat energy previously dissipated to ambient |
| 10/12/1976 | US3984985 Solar engine |
| 09/28/1976 | US3982398 Thermal actuator, method of controlling such and actuating system |
| 09/14/1976 | US3979911 Expansion power pack |
| 08/31/1976 | US3978344 Osmosis process for producing energy |
| 08/24/1976 | US3975912 Geothermal dual energy transfer method and apparatus |
| 08/17/1976 | US3974844 Valve |
| 08/17/1976 | US3974653 Thermodynamic motor with constant rotating power shaft driven by power sources with inconsistent cycles powered by a temperature differential caused by the evaporation of water |
| 08/10/1976 | US3974394 Capturing hydro power, earth power and wind power with means and methods of storing same |
| 08/03/1976 | US3972193 Integral separator start-up system for a vapor generator with constant pressure furnace circuitry |
| 07/13/1976 | US3968692 Thermostatic expansible material-working element |
| 07/06/1976 | US3967675 Method and device for exploiting the geothermal energy in a submarine volcano |
| 07/06/1976 | US3967449 Ocean thermal gradient power plant |
| 07/06/1976 | US3967448 Geothermal energy well casing seal |
| 06/22/1976 | US3965363 Fueless power means and methods |
| 06/22/1976 | US3964322 Power transmission |
| 06/08/1976 | US3961866 Geothermal energy system heat exchanger and control apparatus |
| 06/08/1976 | US3961480 Pressure source and systems incorporating it |
| 05/18/1976 | US3957108 Multiple-completion geothermal energy production systems |
| 05/04/1976 | US3953973 Heat engine and heat pump utilizing a working medium undergoing solidification and melting operations |
| 05/04/1976 | US3953972 Geothermal energy recovery process |
| 05/04/1976 | US3953971 Power generation arrangement |
| 04/20/1976 | US3951794 Geothermal power method |
| 04/20/1976 | US3950949 Method of converting low-grade heat energy to useful mechanical power |
| 03/23/1976 | US3946242 Geophysical energy source utilization circuit |
| 03/23/1976 | US3945211 Vacuum engine |
| 03/16/1976 | US3944855 Method and apparatus for generating electricity by vehicle and pedestrian weight force |
| 03/16/1976 | US3943719 Hydride-dehydride power system and methods |
| 03/02/1976 | US3940936 Plant cover and actuator |
| 03/02/1976 | US3940935 Positioning device using negative spring-rate tensioning means |
| 02/24/1976 | US3939659 Geothermal energy system fluid filter and control apparatus |
| 02/17/1976 | US3938335 Heat engines |
| 02/17/1976 | US3938334 Geothermal energy control system and method |
| 02/10/1976 | US3937019 Thermal engine |
| 01/27/1976 | US3935102 Geothermal power system and method |
| 01/20/1976 | US3932995 System for producing work using a small temperature differential |
| 01/20/1976 | US3932994 Thermal actuator |