PROGRAMMED SNAP HOOK Russian patent published in 1997 - IPC

FIELD: mainly agriculture, mechanical engineering, etc. SUBSTANCE: the device uses a time-mark generator, time meter and corrector, indicator, actuation time selector, special effect generator. power unit, coded lock, actuator, audio and video signals radiation unit, coincidence circuit and an OR circuit. In operation of the snap hook the preset set points are compared with indications of the time meter. However, the device gets actuated only after actuation of the coded lock pin and coincidence of the codes from the selectors with the running time values. EFFECT: enhanced accuracy. 3 dwg