safety chain

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safety chain

[′sāf·tē ‚chān]
(mining engineering)
A chain connecting the first and last cars of a trip to prevent separation, if a coupling breaks.

safety chain

A chain attached to a piece of equipment to prevent its falling should the equipment fastener fail.
References in periodicals archive ?
Remove the current hook and connecting link from the forward end of the trailer safety chains.
The trailer is 6 feet, 4 inches long and weighs 152 pounds, and it comes with a spare tire and safety chains. "It can carry up to 600 pounds and has no effect on gas mileage," Faultersack said.
Features include safety chains at both ends, removable hand rail, approach ramps and bridge plates with safety tread construction, and lifting chains.
Other features include a tow clamp or fork clamp for easy transportation, serrated bar grating for traction and to prevent debris build up, a 72-inch-long level-off section allows for easy access to end-loads, and safety chains that hold the ramp in place.
* Hook up safety chains and the safety chain brake to the vehicle.
Features include a galvanized frame; reel bar with brass bearing ends; integrated transport locks and keeper bar locks; electric brakes, ICC lighting package, front jack support, safety chains and a document holder.
Safety chains are installed and available for use to prevent personnel from getting too close to the edge of an opening in the deck and falling through.
dot approved trailers--surge brakes 4hp honda engine w/2" tsurumi pump 25~ discharge fire hose w/fire nozzle spray bar covers 25~ swath diamond tread fenders led lights and safety chains 20~ suction fill hose 2" anti-siphon fill.
The new model offers a one-piece handle/side plate for more weld surface exposure, creating a sturdier handle and attachment point for safety chains. It also incorporates a stronger weld and a modular build versus fabricated construction.
Other features include a choice of tow clamp or fork clamp for easy transportation; serrated bar grating for traction and prevent build up of debris; safety chains to secure the ramp in place; and a 72-inch long level-off section for easy access for end-loads.
Remember to unhook outrigger safety chains. Lots of safety chains are snapped off each year because Patriot crews forget to unhook them before they lower the outriggers.
Two 36-inch safety chains come with a galvanized hook and safety clasp.