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panic bar

a bar that spans an emergency exit door on its interior and opens the latch when pressure is applied.
Also called panic bolt.
Origin of panic bar
1925-30 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for panic bar
  • Provide a panic bar or other means of exit on the inside of walk-in freezers to prevent trapping workers inside.
  • These codes often require panic bar hardware, single-release mechanisms, and other hardware requirements.
  • All panic bar and/or emergency stop switches must de-energize the entire system when activated.
  • They were unaware that the emergency-parking brake could be set and released with the park valve located near the panic bar.
  • Nelson stated that he then applied his foot brake and the emergency stop-switch panic bar, but it was too late.
  • When checked during an accident investigation the panic bar was inoperable.
  • When one pushes on the panic bar, a loud alarm sounds, and the door is released after a brief delay.

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