SAETT ATT GOERA EN TAENDANORDNINGS INITIERING BEROENDE AV EN PAA FOERHAND BESTAEMD LAEGSTA HASTIGHET FOER SLAGSTIFTETS FOERSKJUTNING SAMT SLAGSTIFTSINITIERAD TAENDANORDNING

摘要

A method and an arrangement to determine the lowest speed at which an activating pin activates a detonator, this being achieved by a hydraulic medium, the viscous property of which is used to control the transfer of energy from the activating pin to the detonator.