Title: Use age display apparatus universal for household electrical appliance
Application Number: 200410055302 Application Date: 2004.08.12
Publication Number: 1734376 Publication Date: 2006.02.15
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G04G9/00,G04G19/00,G04F10/00
Applicant(s) Name: Tan Qiren Address: 310004
Inventor(s) Name:
Attorney & Agent:
Abstract:
     The invention discloses a universal domestic depreciation display device belonging to the domain of single-chip element appliance technique, which is characterized by the following: dating utility depreciation and display program are solidified in the movement of single-chip element whose input end of positive power connects emergency direct current battery and the other end concatenates to normally-close contact of the power relay. The power relay coil parallels to the positive and negative power. The normally open contact of power relay concatenates to the positive electrolytic capacitor, which parallels to the power circuit of the single-chip element. The reserval direct current battery connects the power circuit of the single-chip element which I/O output end connects the end of display screen. The software or activation circuit activates display screen to work when the power relay is omitted.
Time: 10