DEVICE TO GENERATE LONG TIME INTERVALS Russian patent published in 2015 - IPC G04F1/06 

FIELD: measurement equipment.

SUBSTANCE: invention relates to instrument making and may be used in production of sand glass. The device comprises a base with a crosspiece that rotates on the horizontal axis clockwise or counterclockwise, on each wing of the crosspiece along its axis of symmetry there is a sand glass flask rigidly fixed, a fixator making it possible to fix the crosspiece in certain positions, a switching block made of four normally open contacts according to number of sand glass flasks, a unit of pushers, made of four dielectric pushers, a unit of four pulse shapers with actuation delay by time Δt each, an arithmetic device and a display. Contacts, pushers and pulse shapers make it possible to record, which flask and how many times was in working (upper) position.

EFFECT: possibility to automate device control process.

3 dwg