FIELD: geodetic instrumentation. SUBSTANCE: device for step-by-step turning of object has rotary shaft on which object is put, case, main driving mechanism carrying ring with inner toothed surface and rod teeth with coils. The other end of rotary carries additional ring with toothed surface inside which supplementary driving mechanism is positioned in way similar to first one. EFFECT: simplified design, enhanced reliability and efficiency. 5 cl, 2 dwg
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Authors
Dates
1995-08-20—Published
1992-07-24—Filed