Abalakov thread

The Eissanduhr ( after the inventor also Abalakow - Eissanduhr ) is a save point in the ice, which is particularly suitable for rappelling and as a stand. The Eissanduhr is relatively insensitive Druckschmelzung and sunlight.

Means the longest possible ice screw drilling diagonally into two channels compact ice, which meet in the ice at an angle of about 90 degrees. Subsequently, threaded with a wire hook a keeper cord. Here, Kevlar Reepschüre are particularly good, there are also special " Sanduhrfädler " that are beneficial when using normal Reepschnüren.

The term " Eissanduhr " derives from the similar principle, " Hourglass " from which is used to fuse the rock and the rock formations used for hedging have the appearance of an hourglass.