gate interlock

gate interlock

[′gāt ′in·tər‚läk]
(mining engineering)
A system that prevents movement of shaft conveyances or transmission of action signals until all shaft gates are closed.
References in periodicals archive ?
Rising to this challenge, Pilz Automation Safety's PNOZ Multi safety controller is being used and was selected as the optimal safety solution for monitoring devices such as safety gate interlocks and emergency stops buttons.
Fortress manufactures safety gate interlocks for use on hazardous machinery which works in sequence to ensure industrial workers are safeguarded by eliminating any human error.