A current is created in resistance Rjr, the strength of which is proportional to the algebraic sum of the currents from the separate circuits. ... so that the quantity on the calculator is fixed at the level reached by the equal currents in the summing resistor. ... In certain analogue devices2a#39;3 all these data are selected by the operator from special tables and introduced manually. ... is incorporated a logic circuit which automatically selects the cutting speed in accordance with the limiting factor.
|Title||:||Machines & Tooling|