boom stop

boom stop

[′büm ‚stäp]
(mechanical engineering)
A steel projection on a crane that will be struck by the boom if it is raised or lowered too great a distance.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The new features of the Midwestern sideboom attachment for high-drive D8N and D8R track-type Caterpillar tractor include excellent visibility to the front of tracks and load hook, pilot controls for simultaneous control of hydraulic operations, free fall, vertical boom stop and kick out, and multiaxis hydraulic joystick combined with a rebalanced weight distribution for optimum control and performance.
A replaceable wear strip on the swing casting eliminates hose wear; replaceable bushings in the swing cylinder casting help maintain tightness; a boom lock eliminates the need for cable; and a rubber backhoe boom stop eliminates "chucking" when driving on the road.
Once this boom stops, some traditions will change to meet the interests of new community members.
By blocking off the top layer of water at the mouth of the Seaton Channel, the boom stops oil or floating chemicals from reaching the Special Site of Scientific Interest and its rare wildlife.
Often, these vendors invest all their resources in one project and when the boom stops they may find themselves unable to continue operating because too many resources have been committed on the front end and they are unable to downsize accordingly.