TIME INDICATOR FOR INDICATING USABLE TERM OF MEDICINE AND THE LIKE

摘要

PROBLEM TO BE SOLVED: To provide a time indicator indicating the term of validity of medicine and the like with a constitution capable of exactly indicating the term of validity regardless of the environmental conditions of the surroundings during the use and capable of easily adding the indication to a container vessel of medicine and the like or its impregnation body. SOLUTION: Inside a flattened small external case 2 fixed on a container vessel or a body impregnated with medicine and the like, an electronic circuit indicating the elapsed time with digits on a liquid crystal screen 5 by electrically controlling the oscillator signal of an oscillator 9 is provided. This electronic circuit is constituted by electrically connecting a frequency divider, a counter device an IC 14 provided with a drive circuit, and the like, a battery 10 and a power source switch 13.