Научно-производственное объединение "Красный металлист"
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Priority to UA4211516ApriorityCriticalpatent/UA6068A1/en
Publication of UA6068A1publicationCriticalpatent/UA6068A1/en
Indicating And Signalling Devices For Elevators
(AREA)
Abstract
A device contains a track pulses sensor, a reversible binary-decimal counter, an indication unit, two comparators, power supply. It is equipped with a unit for developing true speed, two differentiating units, two D-bistable and two switches.
UA4211516A1987-03-161987-03-16Device of digital indication of location of shaft hoist vessel
UA6068A1
(en)