Safety switching apparatus
US11294345B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 31, 2017 |
| Grant date | Apr 5, 2022 |
| Priority date | — |
| Expiry date | Jun 21, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05B2219/25034
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The disclosure relates to a modular safety switching apparatus for controlling a plurality of electrical devices, comprising: a first safety switching module comprising a first switching signal output configured to control a first electrical device; a second safety switching module comprising a second switching signal output configured to control a second electrical device; and a connection element configured to electrically connect the first safety switching module to the second safety switching module; wherein the second safety switching module is downstream in signal transmission to the first safety switching module, and wherein the first safety switching module is configured to be deactivated in response to receiving a first control signal and is further configured to feed a second control signal to the second safety switching module to deactivate the second safety switching module.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.