Camalot is a brand of
spring-loaded camming device
A spring-loaded camming device (also SLCD, cam or friend) is a piece of rock climbing or mountaineering protection equipment. It consists of two, three, or four cams mounted on a common axle or two adjacent axles, so that pulling on the ax ...
s manufactured by
Black Diamond Equipment
Black Diamond Equipment is a manufacturer of equipment for climbing, skiing, and mountain sports, based in Utah, United States. The company also has a global office in Innsbruck, Austria. The company is owned by Clarus Corporation, which also o ...
used to secure ropes while
rock climbing
Rock climbing is a sport in which participants climb up, across, or down natural rock formations. The goal is to reach the summit of a formation or the endpoint of a usually pre-defined route without falling. Rock climbing is a physically and ...
.
Camalots use a dual-axle system, resulting in a slightly higher expansion range than similarly sized single axle units, however that results in significant weight penalty.
Dual-axel was patented and for decades was only used by Black Diamond, however the patent has expired in 2005 and several other manufacturers began producing dual-axel cams, often also replicating Camalots sizes and coloring. Most notable Camelot look-alikes include DMM Dragons and
Wild Country's New Friends.
Like other
cams, Camalot lobes are in the shape of a
logarithmic spiral
A logarithmic spiral, equiangular spiral, or growth spiral is a self-similar spiral curve that often appears in nature. The first to describe a logarithmic spiral was Albrecht Dürer (1525) who called it an "eternal line" ("ewige Linie"). Mor ...
, resulting in a constant angle between the cam and the rock at each contact point; this constant angle is designed to always provide the necessary friction to hold a cam in equilibrium.
Models
Black Diamond has produced several different models of Camalots:
References
External links
bdel.comCamalot Review with videoBlack Diamond Rock Current Protection Offerings
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Climbing equipment
Mountaineering equipment