The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 20, 2012
Filed:
Jun. 29, 2010
Ingolf Braune, Gundelfingen, DE;
Markus Hammes, Freiburg, DE;
Stefan Schmitz, Freiburg, DE;
Shane Macnamara, Ebringen, DE;
Ingolf Braune, Gundelfingen, DE;
Markus Hammes, Freiburg, DE;
Stefan Schmitz, Freiburg, DE;
Shane MacNamara, Ebringen, DE;
Sick AG, Waldkirch, DE;
Abstract
A distance-measuring optoelectronic sensor for the monitoring of a working zone is provided which is located within a detection zone of the sensor and at a first distance from the sensor, wherein the sensor has a lighting unit having a light source to illuminate the working zone at least partly as well as an object detection unit by means of which unauthorized objects in the working zone can be detected. In this respect, an illumination control is designed, in a switching-on phase,