Patents by Inventor Hans Bosing

Hans Bosing 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).

  • Pressostat for pressure sensitive activation
    Patent number: 4821626
    Abstract: A pressostat comprises an operating pressure chamber (4) which is limited by its housing (1) and by an operating membrane (5) or the like including a pressure surface for an output adjustment member (3), at least one spring counteracting the pressure (P) in the operating pressure chamber (4), a switch member (2) which responds when a limit pressure value is exceeded in said working pressure chamber (4), and an enclosed protective chamber (6) arranged concentrically to the working pressure chamber (4) limited by the housing (1), the operating membrane (5) and a protective membrane (7) or the like including pressure surface for the output adjustment member (3).
    Type: Grant
    Filed: October 20, 1983
    Date of Patent: April 18, 1989
    Assignee: Ranco Incorporated of Delaware
    Inventors: Guglielmo Rossi, Mario Gemma, Hans Bosing
  • Electrical switches for control devices such as temperature regulators
    Patent number: 4214136
    Abstract: An electrical snap action switch for use in a temperature regulator has a movable contact assembly consisting of a conductive contact carrying arm movable between fixed stops and cantilevered within the switch housing, the contact arm being parallel to and cooperating with a Q-shaped snap-action spring, so that the arm carries the working current while the snap spring acts on the arm to make the switch monostable in operation between the stops.
    Type: Grant
    Filed: February 16, 1979
    Date of Patent: July 22, 1980
    Assignee: Ranco Incorporated
    Inventors: Guglielmo Rossi, Hans Bosing