GENERAL PROVISIONS
§ 29.111. Definitions.
The following words and terms, when used in this subchapter, have the following meanings, unless the context clearly indicates otherwise:
Flywheels—Flywheels and balance wheels mounted and revolving on crank shaft of engine or other shafting.
Guarded by position—The object so located that contact which may result in injury is unlikely to occur.
Horizontal belt—A belt running in a horizontal direction.
Inclined belt—A belt running in a direction within 60° of the horizontal.
Nip-point belt and pulley guard—A device which encloses the pulley and is provided with round or rolled edge slots through which the belt passes.
Point of operation—That point at which cutting, shaping, or forming is accomplished upon the stock. This term includes such other points as may offer a hazard to the operator in inserting or manipulating the stock in the operation of the machine.
Prime mover—A steam, gas, oil or air engine, a steam or hydraulic turbine, or an electric motor.
Runway—Any permanent runway or platform used for oiling, maintenance, running adjustment or repair work, but not as a passageway.
Self-oiling bearing—A bearing that needs to be oiled only at infrequent intervals, at least for the duration of the shift or working day, so that all oiling may be done when the power is shut off. Ring oiling bearings and candle lubrication are considered self-oiling under these conditions.
Standard railing—A railing not less than 42 inches in height with an additional rail midway between the top rail and the floor or platform level placed not less than 15 inches or more than 20 inches from the point of hazardous contact.
Vertical belt—A belt running in a vertical direction or in a direction within 30° of the perpendicular.
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