Patents Assigned to AB CE Johansson
  • Position indicator for control measurements of surfaces
    Patent number: 4203225
    Abstract: An indicator for comparing the result produced on a surface by a machine tool with the desired result includes an elongated sensor arm mounted on a plate displaceably supported in a housing, the displaceable support including a number of yieldable position indicators which generate signals corresponding to the amount of movement of the sensor with respect to the housing.
    Type: Grant
    Filed: September 18, 1978
    Date of Patent: May 20, 1980
    Assignee: AB CE Johansson
    Inventor: Gunnar Nilsson