SAE International
SAE Standards Works
SAE International
Contact Us | Help | Shopping Cart
SAE Login

J999_201108 - Crane Boom Hoist Disengaging Device

Document Number: J999_201108
Revision Number:
Crane Boom Hoist Disengaging Device
This SAE Standard applies to cranes which are equipped to adjust the boom angle by hoisting and lowering means through rope reeving. The purpose of this standard is to define the function and to stipulate the requirements of an automatic device to prevent raising a variable angle boom above its highest specified angle.
Recent Activity
Date Type