pushbar

noun3

1. •
   A rigid bar or configurable attachment mounted on machinery (such as cranes, loaders, or lift tables) used to push, align, or position loads—especially during material handling or implement installation.

   • The pushbar switch controls the lamp, so that the light can be switched on or off while the iron is in use. — 1925
2. •
   A tubular or bar-shaped accessory mounted on the front bumper or chassis of a vehicle—especially trucks, SUVs, emergency service vehicles or locomotives—designed to push light loads (such as stalled vehicles) or guard against minor impacts without damaging the main bumper assembly.

   • On our tow vehicle, which was a Buick Riviera, Jack had welded a horizontal pushbar that would meet the vertical bar in a criss-corss fashion. — 2013
3. •
   A horizontal bar installed across the inside face of a swing door—often spring-loaded—that unlatches the door when pushed, enabling quick exit in emergencies.

   • Shw saw the door with the pushbar and charged it, hands out, smashing the door open so hard that it hit off something outside and rebounded. — 2019