Electronic cooker time switch
US6350966B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 27, 2000 |
| Grant date | Feb 26, 2002 |
| Priority date | — |
| Expiry date | Jan 27, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04G15/00
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An electronic cooker time switch (1) having a display panel, input elements for time data and switching times, a control circuit, a relay for automatically switching an electric load on and off, and a change-over switching device for switching over from an automatic to a manual mode, wherein there are provided a display portion (2) which has a time switch with digital display and a circuit board (15) with mains unit and control electronics, and an operating portion (3) which is arranged separately from the display portion. This modular design unit that it is possible to use different kinds of operating portions (3) with one and the same display portion (2). The operating portion (3) and the control electronics on the circuit board (15) in the display portion (2) are electrically conductively connected together by way of a flat ribbon cable (4), while data transmission between the operating portion (3) and the control electronics is effected in encoded fashion so that different operating portions can be detected by the control electronics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.