Patents by Inventor Frey Fredenberg

Frey Fredenberg 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).

  • Patent number: 5037671
    Abstract: In a method for manufacturing storage plates, plate frames (5) of storage batteries are material-coated by active material supply means which is provided with at least one rotating material application wheel. The wheel includes a dispensing element (14) with which the active material is dispensed to a conveyor belt or equivalent means which travels under the supply means (10) and conveys plate frames (5). The material application wheel/wheels (11,1a) of the supply means (10) is/are rotated at such a high speed that the material application wheel/wheels (11,1a) dispenses/dispense the active material (1) from the dispensing element (14) to the mobile conveyor belt (20) under the effect of centrifugal force. The invention also concerns a means for manufacturing storage batteries.
    Type: Grant
    Filed: October 13, 1989
    Date of Patent: August 6, 1991
    Assignee: Neste Oy
    Inventors: Toivo Karna, Frey Fredenberg, Timo Niemi, Matti Luukka, Jukka-Pekka Nieminen