suspension roll

suspension roll
the rotation of the vehicle sprung mass about the x-axis with respect to a transverse axis joining a pair of wheel centers.

Mechanics glossary. 2013.

Look at other dictionaries:

  • suspension roll stiffness — the rate of change in the restoring couple exerted by the suspension of a pair of wheels on the sprung mass of the vehicle with respect to change in suspension roll angle …   Mechanics glossary

  • suspension roll angle — the angular displacement produced by suspension roll …   Mechanics glossary

  • suspension roll gradient — the rate of change in the suspension roll angle with respect to change in steady state lateral acceleration on a level road at a given trim and test conditions …   Mechanics glossary

  • Suspension (vehicle) — Suspension is the term given to the system of springs, shock absorbers and linkages that connects a vehicle to its wheels. Suspension systems serve a dual purpose – contributing to the car s handling and braking for good active safety and driving …   Wikipedia

  • Roll center — The roll center of a vehicle is the notional point at which the cornering forces in the suspension are reacted to the vehicle body.TheoryThere are two definitions of roll center. The most commonly used is the geometric (or kinematic) roll center …   Wikipedia

  • Roll moment — In a vehicle suspension, roll moment is the moment of inertia of the vehicle s sprung mass (the portion of its weight supported by the suspension). The roll moment is the product of the sprung mass and the square of the distance between the… …   Wikipedia

  • roll center — the point in the transverse vertical plane through any pair of wheel centers at which lateral forces may be applied to the sprung mass without producing suspension roll. Note: the roll center constitutes an idealized concept and does not… …   Mechanics glossary

  • roll steer coefficient — the rate of change in roll steer with respect to change in suspension roll angle at a given trim …   Mechanics glossary

  • roll — the angular component of ride vibrations of the sprung mass about the vehicle x axis. suspension roll …   Mechanics glossary

  • roll camber — the camber displacements of a wheel resulting from suspension roll …   Mechanics glossary

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