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  2. Centennial Park Pan Am BMX Centre - Wikipedia

    en.wikipedia.org/wiki/Centennial_Park_Pan_Am_BMX...

    The BMX facility cost CA$4.41 million to build [1] [3] and features a 350-metre (1,150 ft) track in a closed loop design consisting of four straightaways, three banked turns, and multiple jumps. The track includes two start ramps; an 8-metre (26 ft) starting platform for professional and international competitions and a 5-metre (16 ft) platform ...

  3. Launch track - Wikipedia

    en.wikipedia.org/wiki/Launch_track

    A hydraulic launch track has a trough running along its center, a "catch car" that connects to the train for launching travels through this trough. The catch car is connected to a cable loop that runs along the entire length of the launch track, anchored by a pulley wheel at the near end of the track and by the launch motor itself at the far ...

  4. Breakover angle - Wikipedia

    en.wikipedia.org/wiki/Breakover_angle

    β° = Breakover angle; C = Underside of chassis; W = Wheel; G = Ground; M = Midpoint of wheelbase Example of a vehicle at a significant breakover angle.. Breakover angle or rampover angle is the maximum possible supplementary angle (usually expressed in degrees) that a vehicle, with at least one forward wheel and one rear wheel, can drive over without the apex of that angle touching any point ...

  5. Launched roller coaster - Wikipedia

    en.wikipedia.org/wiki/Launched_roller_coaster

    Arrow Dynamics' Launched Loop coasters, which were popular in the 1970s and 1980s, use a powerful electric motor and tensioned springs to propel a launch car forward. The launch car pushes the train outward to a drop, and then returns to its position. After the train reaches the opposite platform, another catch car works the same way.

  6. Wheel alignment - Wikipedia

    en.wikipedia.org/wiki/Wheel_alignment

    Wheel alignment, which is sometimes referred to as breaking or tracking, is part of standard automobile maintenance that consists of adjusting the angles of wheels to the car manufacturer specifications. [1] The purpose of these adjustments is to reduce tire wear and to ensure that vehicle travel is straight and true (without "pulling" to one ...

  7. Ramp travel index - Wikipedia

    en.wikipedia.org/wiki/Ramp_travel_index

    The ramps vary between 15 and 30 degrees of angle for the vehicle to ride up. "Ramping" a vehicle involves putting one front tire on the ramp and driving up slowly until one of the other three tires (usually the rear one on the same side as the tire driving the ramp) begins to leave the ground.