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SAE J1332 1981 Edition, October 1981
Rope Drum Rotation Indicating Device
Description / Abstract:
This SAE Recommended Practice applies to cranes when used in
lifting crane service which are equipped with rope drum rotation
indicating devices.
Purpose—The purpose of this recommended practice is to establish the minimum performance requirements for devices used to indicate to the crane operator by visual, audible, or tactile means the movement of a rope drum.
Purpose—The purpose of this recommended practice is to establish the minimum performance requirements for devices used to indicate to the crane operator by visual, audible, or tactile means the movement of a rope drum.
SAE J1332 1981 Edition, October 1981
Rope Drum Rotation Indicating Device