Motor Vehicle Safety Regulations — 2
 de la courroie d’attache ) three-wheeled vehicle means a vehicle, other than a competition vehicle, antique reproduction vehicle, motorcycle, restricted-use vehicle or trailer, that (a) is designed to travel on three wheels in contact with the ground, (b) has no more than four designated seating positions, and (c) has a GVWR of 1 000 kg or less; ( véhicule à trois roues ) throttle means the component of the fuel metering device that (a) connects to the driver-operated accelerator control system, and (b) controls the engine speed; ( papillon des gaz ) torso line means the line connecting the H-point and the shoulder reference point, described in SAE Standard J826, Devices for Use in Defining and Measuring Vehicle Seating Accommodation (July 1995); ( ligne de torse ) trailer means a vehicle designed to carry or accommodate persons or property and to be drawn behind another vehicle, and includes a bus trailer, pole trailer and cable reel trailer, but does not include earth-moving equipment or a mobile home, trailer converter dolly or implement of farm husbandry; ( remorque ) trailer converter dolly means a conversion chassis that is equipped with one or more axles, the lower half of a fifth-wheel coupling and one or two drawbars; ( chariot de conversion ) transit bus means a bus that is specially designed with space for standing passengers and that is equipped with a stop-request system; ( autobus urbain ) transparent cover [Repealed, SOR/96-366, s. 1] truck means a vehicle designed primarily for the transportation of property or special-purpose equipment, but does not include a competition vehicle, crawler-mounted vehicle, three-wheeled vehicle, trailer, work vehicle, vehicle designed for operation exclusively off-road or low-speed vehicle; ( camion ) truck tractor means a truck designed primarily for drawing other vehicles and not constructed for carrying any load other than a part of the weight of the vehicle and load drawn, and includes a vehicle designed to accept a fifth-wheel coupling but does not include a crane-equipped breakdown vehicle; ( camion-tracteur ) Type 1 [Repealed, SOR/2007-180, s. 1] type 1 headlamp [Repealed, SOR/91-692, s. 1] Type 1 seat belt assembly means a pelvic restraint; ( ceinture de sécurité de type 1 ) Type 2 [Repealed, SOR/2007-180, s. 1] type 2 headlamp [Repealed, SOR/91-692, s. 1] Type 2 seat belt assembly means a combination pelvic and upper torso restraint; ( ceinture de sécurité de type 2 ) Type 2A [Repealed, SOR/2007-180, s. 1] Type 2A shoulder belt [Repealed, SOR/2013-9, s. 1] unit magnification mirror means a plane or flat mirror with a reflective surface through which the angular height and width of the image of an object is equal to the angular height and width of the object when viewed directly at the same distance except for flaws that do not exceed normal manufacturing tolerances and includes a prismatic day-night adjustment rearview mirror that provides unit magnification in one of its positions; ( miroir plan ) unleaded gasoline means gasoline that contains not more than (a) 0.06 grams of lead per Imperial gallon (0.013 grams per litre), or (b) 0.006 grams of phosphorous per Imperial gallon (0.0013 grams per litre); ( essence sans plomb ) unloaded vehicle mass means the mass of a vehicle equipped with the containers for the fluids necessary for the operation of the vehicle filled to their maximum capacity but without cargo or occupants; ( masse du véhicule sans charge ) unloaded vehicle weight means the weight of a vehicle equipped with the containers for the fluids necessary for the operation of the vehicle filled to their maximum capacity, but without cargo or occupants; ( poids du véhicule sans charge ) upper beam means a beam that is intended primarily for distance illumination ahead of a vehicle when the vehicle is not meeting or closely following another vehicle; ( faisceau de route ) upper torso restraint means a portion of a seat belt assembly intended to restrain movement