Patents Assigned to Hueller Hille GmbH
  • Patent number: 4817268
    Abstract: A method and arrangement for exchanging a variable number of tool holders in which only one tool holder at a time is brought into working position. The operations involved with accessing a variety of holders, one at a time, to a working position requires movement of minimum mass to the working position adjacent the drive unit--while one or more remaining tool holders are located in a series of accessible independent storage positions or in at least one storage magazine.
    Type: Grant
    Filed: February 24, 1987
    Date of Patent: April 4, 1989
    Assignee: Hueller Hille GmbH
    Inventors: Hans-Ulrich Jaissle, Manfred Hofmann, Dietrich Geiger
  • Patent number: 4646421
    Abstract: In accordance with a method and an arrangement for exchanging tool holders of a variable number, only one tool holder is brought in working position, so that only small mass is to be moved, and for the tool holder movable in working position an energy supply and a drive unit is needed, whereas the remaining tool holders are located in a storage position and/or at least one magazine.
    Type: Grant
    Filed: August 2, 1984
    Date of Patent: March 3, 1987
    Assignee: Hueller Hille GmbH
    Inventors: Hans-Ulrich Jaissle, Manfred Hofmann, Dietrich Geiger