Section 29.1. Definitions

The following words and terms, when used in this subchapter, have the following meanings, unless the context clearly indicates otherwise:

Automatic feeding—Placing material under the ram by a mechanically actuated device that does not require the attention of an operator at each stroke of the ram.

Foot press—A machine, operated by footpower, used for the same purposes as a power press on cold metal.

Gate guard—A barrier, completely enclosing the point of operation, which is operated by the tripping device of the press before the ram descends and which does not permit the ram to descend until the hand of the operator has been removed to a safe distance.

Hand press—A machine, operated by handpower, used for the same purposes as a power press on cold metal.

Knockout, kickout, or ejector—Any mechanical device for removing material.

Manual feeding—Placing material under the ram by hand or by hand tools.

Power press—A machine, operated by power, fitted with one or more rams (plungers) and dies for blanking, trimming, drawing, punching, or stamping cold metal. This term includes plate shears and plate punches, but it does not include bulldozers, hot metal presses, hammers, bending presses or brakes, power screw or feeding presses, air presses or hydraulic presses.

Ram—The moving part of the press which is sometimes called plunger, slide, gate, or mandrel.

Semi-automatic feeding—Placing material under the ram by some mechanical device or special die which is fed by an operator at each stroke of the ram.

Two-hand device—An arrangement, whenever the hands are used instead of or in connection with the feet to trip the press, so constructed that the simultaneous action of both hands is required at a point away from the point of feed.