Patents by Inventor Roland E. R. Lanquist

Roland E. R. Lanquist has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Arrangement in a unit having a heat-exchange function
    Patent number: 4750552
    Abstract: An arrangement in a heat-exchange unit comprising heat-emitting or heat-absorbing means which are exposable to an incoming medium flow entering the unit and which are effective to change the energy content of incoming medium flow to form an exiting medium flow which leaves the unit. A further medium flow is delivered to the incoming medium flow in the vicinity of the unit, this further medium flow being so directed as to force the incoming medium flow through the unit with the aid of an ejector effect.
    Type: Grant
    Filed: September 10, 1986
    Date of Patent: June 14, 1988
    Assignee: Flakt AB
    Inventors: Roland E. R. Lanquist, Bengt H. Hillerbrant