Patents Assigned to TA Triumph-Alder AG
  • Patent number: 5061094
    Abstract: In a keyboard for typewriters, printers or the like, where a contact bearing film is disposed underneath the keys, there is provided for achieving a cost-efficient arrangement, while avoiding the use of separate restoring springs, that the contact bearing film (10) has U-shaped cut-outs (11) in the area of the keys (1), the film tongues (12) are bent by 180.degree. and are acted upon by the key tappet (3) of the keys (1), the contacts (14, 15) formed between the base of the film, the underside of the film tongue (12), and the film tongue (12) act at the same time as a restoring spring.
    Type: Grant
    Filed: December 19, 1990
    Date of Patent: October 29, 1991
    Assignee: Ta Triumph-Alder AG
    Inventors: Gunter Buttner, Friedrich Forschner, Manfred Fuchtenkort, Rudolf Schmeykal, Alfred Wieland
  • Patent number: D315570
    Type: Grant
    Filed: April 14, 1989
    Date of Patent: March 19, 1991
    Assignee: TA Triumph-Alder AG
    Inventors: Klaus-Diether Krause, Florian Stolzenberger