Method and apparatus for processing similar workpieces of varying shape, points of contour and dimension

Abstract From the Canadian patent

Workpieces of varying dimensions and varying points of common contour or shape are loaded on a transfer shuttle at the receiving station and there located on a projected line of light at a common reference point from which the workpieces vary; the shuttle moves the first located workpieces to the second station where partial processing occurs. The receiving station is reloaded with workpieces and the workpieces located; the shuttle moves the partially processed workpieces from the second station to the third station and moves the second reloaded and located workpieces to the second station; at the third station the workpieces are further processed; in moving between stations the workpieces …