A mechanical device that attaches to a rope and will only move one way along the rope. Used for climbing up ropes to escape from crevasses. Katabatic Wind flowing downhill in response to gravity, e.g. masses of cold, dense air flowing down the seaward slopes of the Antarctic continent, forming strong local winds.
A type of rope ascending device.
A technique of climbing a rope with a mechanical device that will slide up a rope, but lock on the rope as you pull down.
Jumar is the method of climbing a rope using ascending devices that can be quickly attached and then loosened from the rope. Jumar is the name of the device (sliding a knot of rope or webbing up a rope is called Prusiking, after Dr. Karl Prusik); Jumaring is the act of ascending the rope.
Obselete form of jammer, now used only by climbers.
The original mechanical ascender, often applied to all brands of ascenders. Also the term for using an ascender.
The original mechanical ascender and now often applied to all brands of ascenders.
A mechanical ascender. Klemheist knot An alternative to the Prusik knot, useful when the climber is short of cord but has plenty of webbing.
a type of ascender. Can mean any type of ascender or to ascending a rope. The term jumar can be used as a noun and a verb.
Trade name for a mechanical sliding/braking device used to ascend a rope.
one of several types of mechanical ascenders
A Jumar is mechanical device for ascending on a rope, named after the Swiss factory 'Jümar', and is more generically known as an ascender. The device's name also leads to the term Jumaring for the process of using such a device. Another term for this process is jugging.