Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of NL69202CpublicationCriticalpatent/NL69202C/xx
H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
H01H47/001—Functional circuits, e.g. logic, sequencing, interlocking circuits
H—ELECTRICITY
H03—ELECTRONIC CIRCUITRY
H03K—PULSE TECHNIQUE
H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
H03K23/74—Pulse counters comprising counting chains; Frequency dividers comprising counting chains using relays
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04Q—SELECTING
H04Q1/00—Details of selecting apparatus or arrangements
H04Q1/18—Electrical details
H04Q1/30—Signalling arrangements; Manipulation of signalling currents
H04Q1/32—Signalling arrangements; Manipulation of signalling currents using trains of DC pulses
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04Q—SELECTING
H04Q3/00—Selecting arrangements
H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker