Roll bar
Encyclopedia
Roll bar or rollbar may refer to:
- Roll bar, also known as anti-roll bar or sway barSway barA sway bar or anti-roll bar or stabilizer bar is a part of an automobile suspension that helps reduce the roll of a vehicle that is induced by cornering or road irregularities. It connects opposite wheels together through short lever arms linked by a torsion spring...
, a torsion spring bar that reduces vehicle roll - Roll cageRoll cageA roll cage is a specially constructed frame built in the cab of a vehicle to protect its occupants from being injured in an accident, particularly in the event of a roll-over. Roll cages are used in nearly all purpose-built racecars, and in most cars modified for racing...
, a vehicle frame designed to protect occupants in the event of a crash - Roll-over bar, similar in purpose to a roll cage and fitted to many convertibles and similar open-topped cars
- Rollbar (Transformers), a "Transformer" fictional character