Patents by Inventor Werner Walder

Werner Walder 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).

  • Handle fitting for a drive rod locking arrangement for windows, doors and the like
    Patent number: 4634160
    Abstract: A handle fitting for a drive rod locking arrangement for windows, doors and the like, in which a drive rod actuating lever (4) is mounted in a housing (1) for pivotal movement about an axis B and an actuating handle is rotatable about an axis A intersecting the axis B. The drive shaft of the operating handle includes a coupling portion (20) having a concentric shoulder (24) engaging in an opening (12) to retain the lever (4) in place and a crank (19) engages in a slot (18) in a laterally movable drive slide having a projection (17), so that lateral movement of the slide caused by the crank (19) effects pivotal movement of the lever (4).
    Type: Grant
    Filed: October 26, 1984
    Date of Patent: January 6, 1987
    Assignee: Mila Hardware & Machinery (UK) Limited
    Inventors: Ernst Lahmann, Werner Walder, Friedhelm Burger