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  • [发明专利]US19750625225 _ CATERPILLAR TRACTOR CO. 1975年10月23日
    An improved rotary mechanism including a housing defining an operating chamber, a shaft journalled in the housing and extending through the chamber, and a rotor having plural apices journalled on the shaft and within the chamber. The rotor includes ap...
  • [发明专利]US19750576971 _ MGB INC 1975年05月12日
    A torque collar provided with adjustable stops to engage torque transmitting members disposed at angularly spaced locations around the stator of a motor. The collar is particularly suited for use with high torque low-speed hydraulic motors wherein som...
  • [发明专利]US19750561479 _ ARTHUR D. LITTLE, INC. 1975年03月24日
    Axial compliance/sealing means are provided for scroll-type apparatus. These means comprise seal elements associated with the involute wraps which are urged by an axial force to make sealing contact with the end plates of the opposing scroll members. ...
  • [发明专利]US19750625641 _ GENERAL MOTORS CORPORATION 1975年10月24日
    A seat belt retractor has a primary winding spring which is wound up during belt unwinding reel rotation to store energy for biasing the reel in the belt winding direction. An assist spring acts between the reel and an assist spring housing which is m...
  • [发明专利]US19750627854 _ ARTHUR D. LITTLE, INC. 1975年11月03日
  • [发明专利]US19750567650 _ VAN ALLYN, INC. 1975年04月14日
    A method and apparatus for producing useful work by utilizing the weight of moving traffic by incorporating in a roadway or traffic-way a readily deformable chamber which is filled with a fluid arranged so that the weight of a vehicle in passing there...
  • [发明专利]US19750626742 _ CHAMPION SPARK PLUG COMPANY 1975年10月29日
    This invention relates to a fluid actuated paint pump for high pressure airless spray guns and includes a novel unloading system in combination with a self-reversing fluid motor connected to a double-acting pump which supplies paint from a reservoir t...
  • [发明专利]US19750622266 _ KRAUS, ROBERT A. KRAUS, EDMUND J. 1975年10月14日
    The invention described herein pertains to a combination hydraulic thermodynamic prime mover, for the conversion of thermal energy from low-temperature heat sources, such as solar heat, geothermal steam of poor quality and waste heat of all kinds, int...
  • [发明专利]US19750617202 _ FLETCHER, JAMES C. ADMINISTRATOR OF THE NATIONAL AERONAUTICS AND SPACE ADMINISTRATION, WITH RESPECT TO AN INVENTION OF ARGOUD, MAURICE J. JOLLEY, JACK WALKER, WALTER L. 1975年09月24日
    An inexpensive, lightweight reflective assembly member having good optical quality is provided. The reflective assembly is particularly adaptable to accommodating temperature variations without providing destructive thermal stresses and reflective slo...
  • [发明专利]US19750571632 _ LOIS, LAMBROS 1975年04月25日
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