It is also very difficult to trace the history of the caster wheels , but after people invented the wheels, it is much easier to carry and move the objects, but the wheels can only run in a straight line, and the change in direction when carrying a large object is still very difficult, and later people invented the wheel with the steering structure, which we call the casters or universal wheels. The emergence of black rims for caster wheels has revolutionized the handling of people, especially moving objects. It can be easily transported and moved in any direction, greatly improving efficiency.
Casters are a collective term that includes both active and fixed casters. The movable caster is also called the universal wheel. Its structure allows 360 degree rotation. The fixed caster is also called the directional caster. It has no rotating structure and cannot rotate. Usually, the two casters are generally used together. For example, the structure of the trolley is the front two directional wheels, and the rear side is close to the push armrests are two universal wheels.
The fixed casters have no rotating structure and cannot be rotated. Usually, the two casters are generally used together. For example, the structure of the trolley is the front two fixed wheels, and the rear side is close to the push armrests are two universal wheels. The casters have castors of various materials, such as cast iron wheels, nylon wheels, and the like.
In the modern era, with the rise of the industrial revolution, more and more equipment needs to be moved, casters are becoming more and more widely used all over the world, and all walks of life are almost inseparable from casters. In modern times, with the continuous development of technology, equipment is becoming more and more versatile and highly utilized, and casters become indispensable parts. The development of casters has become more specialized into a special industry.