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  2. Garage door - Wikipedia

    en.wikipedia.org/wiki/Garage_door

    The weight of the door may be 400 lb (180 kg) or more but is balanced by either a torsion spring system or a pair of extension springs. [2] A garage door opener is controlled motorized mechanism for opening garage doors adds convenience, safety, and security often used with a remote or a button on wall. [3]

  3. Torsion spring - Wikipedia

    en.wikipedia.org/wiki/Torsion_spring

    Garage Door Sectional Torsion Spring A mousetrap powered by a helical torsion spring Video of a model torsion pendulum oscillating. A torsion spring is a spring that works by twisting its end along its axis; that is, a flexible elastic object that stores mechanical energy when it is twisted.

  4. Talk:Garage door/Archive 1 - Wikipedia

    en.wikipedia.org/wiki/Talk:Garage_door/Archive_1

    1 Garage Door Spring. 1 comment. 2 Additional Information on springs and doors. 2 comments. 3 Garage Entry Door. Toggle the table of contents. Talk: Garage door ...

  5. Torsion bar suspension - Wikipedia

    en.wikipedia.org/wiki/Torsion_bar_suspension

    A torsion bar suspension, also known as a torsion spring suspension, is any vehicle suspension that uses a torsion bar as its main weight-bearing spring. One end of a long metal bar is attached firmly to the vehicle chassis; the opposite end terminates in a lever, the torsion key, mounted perpendicular to the bar, that is attached to a ...

  6. Torsion (mechanics) - Wikipedia

    en.wikipedia.org/wiki/Torsion_(mechanics)

    Torsion of a square section bar Example of torsion mechanics. In the field of solid mechanics, torsion is the twisting of an object due to an applied torque [1] [2].Torsion could be defined as strain [3] [4] or angular deformation [5], and is measured by the angle a chosen section is rotated from its equilibrium position [6].

  7. Chevrolet Tahoe - Wikipedia

    en.wikipedia.org/wiki/Chevrolet_Tahoe

    In Venezuela, the two-door Tahoe was released in 1993 (4WD only), called the Chevrolet Grand Blazer, and in 1996, the four-door model was released as the Grand Blazer 4-door (2WD). In 1996, the 2-door was discontinued and only the Grand Blazer 4-door 4WD was available. In Bolivia, the four-door model was released in 1995 as the Tahoe 4-door (4WD).

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