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2. Wheel chock - Wikipedia

   en.wikipedia.org/wiki/Wheel_chock

   Wheel chocks (or chocks) are wedges of sturdy material placed closely against a vehicle's wheels to prevent accidental movement. Chocks are placed for safety in addition to setting the brakes. The bottom surface is sometimes coated in rubber to enhance grip with the ground. For ease of removal, a rope may be tied to the chock or a set of two ...

3. Wheel clamp - Wikipedia

   en.wikipedia.org/wiki/Wheel_clamp

   An early invention were locking wheel clamps or chocks that owners could shackle onto one of the car's road wheels as a hobble, making it impossible to roll the vehicle unless the entire wheel was removed. Between 1914 and 1925 there were at least 25 patents related to wheel locks that attached on the tire and spoke wheel. [5]

4. Positive locking device - Wikipedia

   en.wikipedia.org/wiki/Positive_locking_device

   A wheel hub with a castellated nut secured in the center using a cotter pin to prevent it from unscrewing. A positive locking device is a device used in conjunction with a fastener in order to positively lock the fastener. This means that the fastener cannot work loose from vibrations. The following is a list of positive locking devices: [1] A ...

5. Worm drive - Wikipedia

   en.wikipedia.org/wiki/Worm_drive

   If a multi-start worm (multiple spirals) is used, then the ratio reduces accordingly, and the braking effect of a worm and worm wheel may need to be discounted, as the wheel may be able to drive the worm. Worm drive configurations in which the wheel cannot drive the worm are called self-locking. Whether a worm drive is self-locking depends on ...

6. Lug nut - Wikipedia

   en.wikipedia.org/wiki/Lug_nut

   Disc brake with five wheel studs sticking out. Lug nuts may be removed using a lug, socket, or impact wrench. If the wheel is to be removed, an automotive jack to raise the vehicle and some wheel chocks would be used as well. Wheels that have hubcaps or wheel covers need these removed beforehand, typically with a screwdriver, [4] flatbar, or ...

7. Wheel stops - Wikipedia

   en.wikipedia.org/wiki/Wheel_stops

   Wheel stops may refer to: Wheel chocks, for aircraft or road vehicles; Railway wheel stops This page was last edited on 22 October 2020, at 17:25 (UTC). Text is ...