Crane Boom Hoist Disengaging Device

Standard:
Reaffirmed:
  • 2011-08-04
 
  • CURRENT
Publisher:
  • SAE International
Pages:
1
Scope:

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.

Rationale:

J999 has been reaffirmed to comply with the SAE 5-Year Review policy.

History:
Standard Published Revision Status
J999_201108 2011-08-04 Latest Reaffirmed
1998-07-01 Historical Reaffirmed
1979-01-01 Historical Revised
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