Safety guard, for sweet packaging machine, has sprung pretensioner to move guide to open position

摘要

The safety guard is for a sweet packaging machine with a drive for moving a guide (1) for the sweets. The guide has a pretensioner (3,4,7) toward an operative position and through overstepping a release force through a pivoting movement from the drive position to an open position self returns. The pretensioner has a toggle linkage (4) and a loading spring (7).