Patents by Inventor Manfred Sillmann

Manfred Sillmann 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).

  • Light beam switch housing structure
    Patent number: 4021665
    Abstract: Light beam switch unit containing source and/or receiver in a pressure-tight housing with sealed-in lenses, cover and cable inlet.
    Type: Grant
    Filed: October 22, 1975
    Date of Patent: May 3, 1977
    Assignee: Erwin Sick GmbH Optik-Electronik
    Inventors: Klaus Dieter Haas, Manfred Sillmann
  • Coding strip for guiding containers
    Patent number: 3942276
    Abstract: A coding strip for attachment to a container which is routed to one of several destinations defined by a machine readable code thereon including a support member having a circular cross-sectional rail upon which a slide member is mounted for longitudinal movement along the rail. A spring is mounted on the slide and engaging the support member for urging the slide into a locking position in which ribs on the support member block longitudinal movement. The slide member can be moved by pivoting into a position in which the slide slips by the ribs.
    Type: Grant
    Filed: September 13, 1974
    Date of Patent: March 9, 1976
    Assignee: Erwin Sick Optik-Elektronik
    Inventor: Manfred Sillmann