Patent · US Expired

Electronic digital time display apparatus

US4225776A · kind A · utility

16Cited by
6References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 14, 1977
Grant dateSep 30, 1980
Priority date
Expiry dateJul 14, 1997

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05B2219/25403
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A digital clock device includes data storage units and produces switching signals in response to the data stored in accordance with predetermined functions, such as time of day and lapse of time. Switching signals responsive to quantities not related to time can also be produced. Data being stored is displayed as it is being entered into the device. In a disclosed embodiment, the device is used for the control of an electric range. Start of cooking time and duration of cooking for the oven and the individual heating plates can be controlled. Programmed control of oven temperature is also possible.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.