Manually-operated Capstans

Manually-operated Capstans

A manually-operated capstan is a device used for the lifting or pulling of heavy loads. It consists of a vertical drum, which is turned by a horizontal bar called a capstan bar, or a vertical handle called a handspike. The drum is usually made of wood or metal and has a series of radial grooves around its circumference to grip the rope or cable. The capstan is often mounted on a vertical post or a horizontal platform, and the load is attached to the rope or cable that is wound around the drum. Manually-operated capstans have been used for centuries in various applications, including maritime, industrial, and military settings. They were commonly used on sailing ships for raising and lowering sails, hauling anchor chains, and lifting heavy cargo. In industrial settings, capstans were used for pulling carts, wagons, and other heavy equipment. In military settings, capstans were used for lifting cannons and other heavy artillery. The advantage of a manually-operated capstan is that it can be operated by a small number of people and does not require a power source. However, it is limited in the amount of force it can generate and the speed at which it can lift or pull a load. In addition, it requires a certain amount of skill and coordination to operate effectively. In modern times, manually-operated capstans have largely been replaced by electric or hydraulic winches, which are more efficient and easier to operate. However, they are still used in some applications, such as on traditional sailing ships, where they are valued for their historical significance and aesthetic appeal.

device, lifting, pulling, drum, rope

— James Brown

CITATION : "James Brown. 'Manually-operated Capstans.' Design+Encyclopedia. https://design-encyclopedia.com/?E=275019 (Accessed on July 16, 2025)"