Patents by Inventor Rudolf Dech

Rudolf Dech 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: 5875371
    Abstract: Exemplary embodiments of the present invention include two half shells that can be operably joined together, in whose walls pouches are provided. Two elements, approximately formed as ladders, each include first transport rollers, the two ladderlike elements being configured for insertion in the joined together half-shells. The first transport rollers are disposed on the respective ladderlike elements in such a way that upon insertion of the ladderlike elements into the joined together half-shells, the transport rollers fit into the pouches of the walls of the respective half shells. Exemplary embodiments also include a central element which, after the insertion of the two ladderlike elements, can be placed between the two ladderlike elements to maintain the two ladderlike elements in position and which, together with the respective ladderlike elements and the respective walls of the half-shells, defines a conduit for photographic material to be developed.
    Type: Grant
    Filed: February 20, 1997
    Date of Patent: February 23, 1999
    Inventors: Hugo Knecht, Rudolf Wacker, Rudolf Dech, Gabriele Poli, Eni Scodellaro, Anthony Earle
  • Patent number: 5311232
    Abstract: Device per preparing in advance magazines (21) for films to be introduced in a film developing machine, comprising a flat table (32) provided on the upper part of the preparation station (27) of the machine, which is shaped with a set of seats adapted to house the materials and the tools provided to join the films to be developed, which are either contained in their rolls in the case of films of size 135 or introduced in a suitable container (67) in the case of films of different sizes, with the associated leader (63).Such joining, in particular, is carried out directly on the magazine (21) which rests on a suitable seat of the flat table (32).Each so prepared magazine is inserted in the loading station (23) of the film developing machine, where the file is fully unrolled therefrom and, in the case of film of size 135, also cut at its terminal end.
    Type: Grant
    Filed: December 28, 1990
    Date of Patent: May 10, 1994
    Assignee: Gretag San Marco S.r.l.
    Inventors: Rudolf Dech, William Da Ros