Digital display for body temp. and voltage - has sensors contacted with body and connected to display converter to ascertain menstrual cycle

摘要

The electronic digital display system is connected to sensors for human body temp. and voltage. This arrangement is used basically for determining several days in advance the female fertility cycle. Both magnitudes are measured in order to ensure reliable information. One sensor is placed on the human body and an electronic converter receives a signal for converting into illuminated digital display. The temp. sensed by another sensor is converted into a temp. display. The system is powered by a commercial available battery pref. of nine volts. The display can be direct, e.g. in millivolts or centrigrades.