BELT WEBBING:  Describes the strong fabric material used in the production of safety belts.
INERTIA PINION: Describes a pinion used in an inertia drive
INERTIA REEL: Describes a situation where car seat belts are locked by the inertia reel as it senses the rapid change of deceleration, as in a crash or panic stop situation, where the occupants need to be restrained by the belts
INERTIA REEL SEAT BELT: Describes a 3-point seat belt with an automatic retractor reel that allows the wearer to move while the vehicle is stationary or in steady motion but locks to restrain the wearer in the event of sudden deceleration or impact
INTEGRATED SAFETY BELTS: Describes the simple shoulder belt and a lap belt which made up the original seat belts during the Sixties when they became compulsory to be fitted bit not to wear.
LAP BELT: Describes a 2-point belt that is pulled across the hips, or lap belt portion of a combined lap/shoulder belt, usually fitted on the rear centre seat.
LOCKING MECHANISM: Describes a device that locks a seat belt reel when forward acceleration of the passenger goes over a certain level.
REAR SEAT BELT: Describes the inertia reel belt that is attached at each end of the rear seats, improving safety standards for all passengers.
RESTRAINT SYSTEM: Describes the general term for safety systems for drivers and passengers, such as seat belts, belt tensioners, air bags, child seats and so on.
RETRACTOR: Describes a seat belt device which locks the reel of a seat belt when the forward acceleration of the occupants exceeds a certain value.
SEAT BELT ANCHORAGE: Describes the point where the end of a seat belt is attached to the body of a vehicle
SEAT BELT END:  Describes the part of the seat belt which has the bracket attached to the floor pan.
SEAT BELT DETRACTER:  Describes the device which automatically pulls the seat belt back into its reel
SEAT BELT WARNING LIGHT: Describes a light situated on the dashboard which flashes if the seat belts are not fastened.
SEAT BELT: Describes a passive restraint system worn around the hips and shoulders to prevent the occupant from being ejected from the vehicle.           
SEAT BELT TENSIONER: Describes a device that pulls the seatbelt tight in the event of a collision, taking up extra slack and reducing the force with which the occupant's body hits the belt.  Tensioners are generally linked to the same sensors that trigger the airbags designed to immediately deploy in the event of a collision.
SEAT-INTEGRATED BELT SYSTEM: Describes a type of seat belt where all the belt elements and deflection points are integrated in the seat, improving occupant restraint in all the seating permutations.
STATIC BELT: Describes a type of seat belt with no automatic belt retractor requiring it to be manually adjusted.
THREE-POINT SEAT BELT: Describes a type of combination lap-shoulder seat belt fastened at three points, with an automatic retractor.
WEBBING: Describes a woven nylon strap used in the construction of safety belts.
WEBBING GRABBER: Describes an addition to an inertia reel seat belt that grips the belt webbing tightly in the event of sudden impact.

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