Patents by Inventor Nina Brunk

Nina Brunk 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).

  • Two-way valve
    Patent number: 6220299
    Abstract: Valves are disclosed including a housing having at least one fluid inlet and at least one fluid outlet, a valve seat for at least one of the fluid inlets and fluid outlets, a diaphragm movable between a first position engaged with the valve seat and a second position disengaged from the valve seat, the diaphragm having a surface area which is greater than the size of the valve seat so that the surface area of the diaphragm is greater than the surface area necessary for abutment against the valve seat, an actuator for actuating the diaphragm between the first and second positions, and an activator for displacing the diaphragm whereby at least partially portions of the surface area of the diaphragm are exposed to the valve seat upon displacement of the diaphragm.
    Type: Grant
    Filed: April 19, 2000
    Date of Patent: April 24, 2001
    Assignee: Gambro Lundia AB
    Inventors: Lars Arvidsson, Nina Brunk, Jörgen Jönsson, Malte Lennerstedt, Ingmar Malm, Christian Merheim, Elizabeta Naumovska, Joakim Ragnarsson