Patent · US Active

Camera to observe the switched position of a switch contact

US11575808B2 · kind B2 · utility

0Cited by

4References

13Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Thomas Hild · Frankfurt am Main, DE
Stefan Kern · Frankfurt am Main, DE

Key dates

Filing date	Mar 24, 2021
Grant date	Feb 7, 2023
Priority date	—
Expiry date	Mar 24, 2041

Classification

Technology area (CPC H)Electricity
CPC primaryH04N23/555
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A camera is usable to observe a switched position of a switch contact of a switchgear apparatus. In an embodiment, the camera includes a light source to illuminate the switch contact, an image sensor, and a lens to focus light beams emanating from the switch contact onto the image sensor. In an embodiment, the camera additionally includes an elastic light protection cap to seal off a beam path, from the lens to the image sensor, from the light source in a lightproof manner.

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