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HMS Victory (1765) Capstan

Modeling Shipboard Equipment

A capstan based on HMS Victory’s

 

Overhead view of the capstan assembly.

Overhead view of the capstan assembly.

Glenn Grieco recently completed construction of a fully functional capstan. The model is often used in a class about the outfitting and sailing of wooden sailing ships, taught every second year by Dr. Kevin Crisman. The model is based on the main capstan of HMS Victory, although with a greatly shortened deck. Construction of Victory, Lord Nelson’s flagship at the Battle of Trafalgar, began in 1759. She is the oldest warship of the Royal Navy still in existence.

Parts of a Capstan

The main capstan was used to weigh the anchors. As ships grew larger, so did their anchor cables, until during the 17th century they became too large and heavy to wind around the capstan. Instead, a messenger cable was wound around the trundlehead and around rollers, forming a continuous loop. The anchor cable was temporarily secured to the messenger using small lines known as “nippers”. The nippers were then handed to boys who walked aft along the deck, trying to keep the heavy, wet cable and messenger from dragging. The nippers were removed when they reached the main hatch to allow the cable to be fed down into the hold, where another large group of sailors stowed it neatly.

Up to 14 capstan bars could be fitted into the sockets around the drumhead on the middle gun deck, and 12 bars could be used with the trundlehead on the lower gun deck. The model uses slightly fewer bars than the original ship. Ten men could be stationed at each bar, and 260 people were sometimes needed to haul in the anchor and cables. Up to 10 tons could be lifted using this arrangement; a cable of 120 fathoms weighs seven tons. The entire process could take between 30 minutes and six hours, depending on the length of cable used.

 

View of the capstan assembly

View of the capstan assembly

Bow of the ship, showing the cathead, hawse holes and anchor.

Bow of the ship, showing the cathead, hawse holes and anchor.

Interior of bow showing messenger run around rollers and cable entering through hawse hole. Normally, there were four hawse holes

Interior of bow showing messenger run around
rollers and cable entering through hawse hole.
Normally, there were four hawse holes

Trundlehead with pawls in pawl ring. The pawls served as ratchets to prevent the capstan from surging backwards under pressure.

Trundlehead with pawls in pawl ring. The pawls served as ratchets to prevent the capstan from surging backwards under pressure.

Overhead view of the drumhead with capstan bars in place.

Overhead view of the drumhead with capstan bars in place.

A strong piece of timber called a cathead projected from the bow. Ironbound cat blocks were used to catch the anchor ring and hold the anchor clear of the hull while being raised and lowered. Sheaves were fitted into the cathead for the lifting tackle.

A strong piece of timber called a cathead projected from the bow. Ironbound cat blocks were used to catch the anchor ring and hold the anchor clear of the hull while being raised and lowered. Sheaves were fitted into the cathead for the lifting tackle.

View of the double headed capstan showing drumhead and trundlehead with messenger in place.

View of the double headed capstan showing drumhead and trundlehead with messenger in place.

The riding bitts for securing the cables while the ship is at anchor. The bitts comprise the vertical pins, standards (robust knees) and the crosspiece.

The riding bitts for securing the cables while the ship is at anchor. The bitts comprise the vertical pins, standards (robust knees) and the crosspiece.