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  • [发明专利]FR19770039978 _ RATTIN ANGE 1977年12月27日
    The windmill consists of a main support with guy lines. The support is connected to a central star wheel which has six radial arms. Each arm carries smaller star wheels also with six arms. Each arm carries a three bladed propeller, which directly driv...
  • [发明专利]FR19770012327 _ IWEKA MICHAEL 1977年03月25日
    The power output from a turbine can be increased by using a pump to accelerate the flow of fluid supplied to the turbine. It is claimed that the power to drive the pump is less than the extra power produced by the turbine. The pump inlet duct (5) conv...
  • 3.
    [发明专利]FR19770029276 _ DELTA INECO 1977年09月29日
    An integrated energy system to service one or more dwellings comprises a combination of a wind driven generator, a solar energy trap, an atmospheric heat pump, and an energy storage device such as a pressure reservoir, batteries and/or a hot water tan...
  • 4.
    [发明专利]FR19770004648 _ PEYRARD JEAN 1977年02月15日
  • [发明专利]FR19770035100 _ MAUDET JACQUES 1977年11月07日
    The engine has a hollow ring containing a gas. An impeller driven by a motor outside the ring accelerates the gas in one half of the ring. The gas circulating round the ring drives a second impeller which drives a generator outside the ring. The gener...
  • 6.
    [发明专利]FR19770013464 _ IMO INDUSTRI AB 1977年04月26日
  • [发明专利]FR19770006341 _ RATTIN ANGE 1977年02月25日
    The wind driven generator is mounted at the front end of a container which is filled with a gas lighter than air. The total weight of the unit is less than that of the air it displaces so that it tends to rise. The container has a harness to which a c...
  • 8.
    [发明专利]FR19770039888 _ VERENIGDE MACHINEFABRIEKEN STORK 1977年12月30日
    A thermodynamic installation with a closed circuit for a working medium employing a compressor and an expansion machine connected thereto; or by a transmission linked by a first heat exchanger and second heat exchanger having the working medium in the...
  • [发明专利]FR19770031775 _ ROYAUME UNI SECRETAIRE ETAT DEFE 1977年10月21日
    <P>L'invention concerne un échauffeur électrique principalement destiné à échauffer un fluide générateur de poussée pour commander la position d'un satellite spatial. Il est constitué par un transformateur électrique dont l'enroulement primaire 4 bobi...
  • [发明专利]FR19770027033 _ CAMBAY EDMOND 1977年09月01日
    An energy conversion and power producing machine has a tubular shaft (1) mounted in journal bearings. The shaft carries five rings (51) made of tubes of circular cross section. Each ring is attached to the shaft (1) by a small loop with a diameter equ...
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