Patents by Inventor John H. Weggeland

John H. Weggeland 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: 4057920
    Abstract: A picture viewer that comprises a generally flat housing for a stack of pictures or similar rectangular items and includes a manually reciprocative shuttle upon which such a stack is stored, said shuttle having a rear edge portion for engaging the rear edge of the lowermost items on the shuttle, whereby, upon protractive movement of the shuttle, the item engaged therewith is withdrawn from the bottom of the stack to be totally therebeyond, said shuttle being provided with means to resiliently upwardly bias said removed item to a position above the level of the top of the stack, and said item, during retractive movement of the shuttle to its retracted position, moves said item between the top of the stack and the top wall of the housing to be in register with a viewing opening in said top wall.
    Type: Grant
    Filed: November 24, 1975
    Date of Patent: November 15, 1977
    Inventor: John H. Weggeland