👉 Tensioner is a term used in various fields of science, engineering, and technology. It refers to an object or system that exerts a force on another object or system to cause it to change its state (such as moving, oscillating, or changing direction). The term "tension" can also refer to the mechanical energy or potential energy of an object. In physics and mechanics, tension is used in various applications such as bridges, suspension systems, gears, pulleys, and springs