Patents by Inventor Kenneth F. Lewinski

Kenneth F. Lewinski 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).

  • Tilt mechanism for a stand-alone keyboard
    Patent number: 4568056
    Abstract: A tilt mechanism for a stand-alone keyboard includes two molded springs located within the keyboard enclosure. One end of each spring is anchored within the enclosure while the other end shaped in the form of a foot is free to move through openings located in the bottom portion of the keyboard. Notches located on the outer periphery of each foot are adapted to engage an edge of the opening locking the foot in place after a required length of the foot extends from the enclosure.
    Type: Grant
    Filed: July 2, 1984
    Date of Patent: February 4, 1986
    Assignee: AT&T Teletype Corporation
    Inventor: Kenneth F. Lewinski
  • CRT Monitor tilt mechanism
    Patent number: 4556189
    Abstract: A mechanism for tilting a display screen of a CRT housed in a cabinet includes a projection extending from the bottom surface of the cabinet for supporting one end of the cabinet and providing a pivot point for tilting the cabinet. A foot slidably mounted at the other end of the cabinet supports that end at a selectable height; the foot having a ratchet rack on one of its surfaces is normally engaged by a detent lever locking the foot in position.
    Type: Grant
    Filed: February 6, 1984
    Date of Patent: December 3, 1985
    Assignee: AT&T Teletype Corporation
    Inventors: Kenneth R. Kirpluk, Kenneth F. Lewinski
  • CRT Monitor tilt mechanism
    Patent number: 4471931
    Abstract: A mechanism for tilting a display screen of a CRT includes a detent gear rack molded in the side of an arch supporting therein a pivotably mounted cabinet housing the CRT. A molded detent lever is slidably attached to a side of the cabinet and is arranged to normally be in engagement with the detent gear rack.
    Type: Grant
    Filed: March 18, 1983
    Date of Patent: September 18, 1984
    Assignee: Teletype Corporation
    Inventors: Donald H. Covey, Kenneth F. Lewinski
  • Keyboard
    Patent number: D307748
    Type: Grant
    Filed: October 7, 1987
    Date of Patent: May 8, 1990
    Assignees: American Telephone & Telegraph Company, AT&T Information Systems
    Inventors: Ramon M. Cardona, David G. Geis, Francis E. Huntoon, Chris G. Johnson, Kenneth F. Lewinski, Raymond R. Seidlitz, Eugene K. Sokolowski