Section R. 408.14505 - Definitions; P to TRule 4505.
(1) "Parting plane" means the line formed where segments or halves of a die meet.(2) "Safety door" means a movable guard interlocked to a control system and located between the operator and the die.(3) "Safety factor" means the ratio of the breaking strength of a piece of material or object to the maximum designed load or stress applied when in use.(4) "Two hand control" means an anti-tie down, anti-repeat actuating device that requires concurrent use of both hands of an operator to activate or control a machine.Mich. Admin. Code R. 408.14505