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They may be made of wood, bone, metal, or similar materials. The number of tines on tools varies widely – a pitchfork may have just two, a garden fork may have four, and a rake or harrow many. Tines may be blunt, such as those on a fork used as an eating utensil; or sharp, as on a pitchfork ; or even barbed, as on a trident .
A basic, rigid caster consists of a wheel mounted to a stationary fork. The orientation of the fork, which is fixed relative to the vehicle, is determined when the caster is mounted to the vehicle. [1] An example of this is the wheels found at the rear of a shopping cart in North America.
Airless tires are attractive to cyclists, as bicycle tires are much more vulnerable to punctures than motor vehicle tires. The drawbacks to airless tires depend on the use. Heavy equipment operators who use machinery with solid tires may become fatigued. Any airless tire will be heavier than the rubber tire it is meant to replace.
A toasting fork is a long-handled fork used to brown and toast food such as bread, cheese, and apples by holding the pronged end in front of an open fire or other heat source. [ 1 ] [ 2 ] It can also be used to toast marshmallows , broil hot dogs , and heat hot dog buns over campfires.
Boneshaker (or bone-shaker) is a name dating from the 1860s for the first type of true bicycle with pedals, which were called velocipedes by their manufacturers. "Boneshaker" referred to the extremely uncomfortable ride, which was caused by the stiff wrought-iron frame and wooden wheels surrounded by tires made of iron .
A trailer kitchen, rolling kitchen, or chow wagon is a field kitchen that is or can be pulled by a vehicle, pack animal, or person in the form of a cart, wagon, or trailer. They typically have two or four wheels and may be a single unit or two separate units connected to each other.
Stem: a bracket used to attach handlebars to steerer tube of fork. Usually secured by pinch bolts; Tire: as in common usage. Usually pneumatic. A tubular tire is glued to the wheel rim; most tires use tubes, but tubeless tires and rims are increasingly common; Toe clips: a metal or plastic cage attached to a pedal. Usually has an adjustment strap.
The CMU URANUS Mobile Robot [5] was the first mobile robot with Mecanum wheels built in 1985 and was used for two decades for autonomous navigation research. [6] CMU's "Tessellator" robot, [7] designed in 1992 for servicing Space Shuttle tiles, also used Mecanum wheels. [8] A wheelchair using Mecanum wheels was presented at the 2006 EVER Monaco ...