Appliance control system
US4370566A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 15, 1981 |
| Grant date | Jan 25, 1983 |
| Priority date | — |
| Expiry date | Apr 15, 2001 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05B19/063
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A control system for an appliance having a plurality of different operational cycles, provides cam operated switches for controlling the coupling of electrical power to the appliance, the switches including a plurality of rotatable cams for operating the switches in response to the rotational position of the cams, the switches being adapted for electrical rotation of said cams, a digital electronic control circuit for controlling the electrical cam rotation, the control circuit including circuitry for receiving a selection of any one of the cycles for the operation of the appliance, and a second circuit coupled between the switches and the control circuit and responsive to the circuitry for receiving for supplying information on the rotational position of the cams to the control circuit to enable control of the electrical rotation in accordance with a cycle selection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.