Means and method for controlling the operation of an appliance and the like
US4245296A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 11, 1978 |
| Grant date | Jan 13, 1981 |
| Priority date | — |
| Expiry date | Dec 11, 1998 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05B19/106
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A control system for controlling the operation of an appliance and the like, wherein the appliance includes at least one machine function having a cycle of operation associated therewith, includes a central control element having stored therein an instruction repertoire for operation of the appliance and a plurality of selectable indices of fixed periods for the cycle of operation of the machine function. Further included in the control system are a plurality of patch cords each corresponding to various time periods which may be added to a selected index of fixed periods to provide a plurality of variable time periods for the cycle of operation and a plurality of momentarily operable devices some of which correspond to the fixed periods of a selected index of fixed periods and some of which correspond to variably programmed periods for selecting either a fixed period or a variably programmed period for the cycle of operation. Also provided is circuitry for removing power from the appliance if a momentarily operable device is not actuated within a predetermined period of time after initial application of power to the appliance and circuitry for distinguishably indicating when two mo…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.