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:
Dec. 22, 2015
Filed:
May. 24, 2013
Applicant:
Cedes Safety & Automation Ag, Landquart, CH;
Inventors:
Carl Meinherz, Malans, CH;
Richard Casty, Chur, CH;
Assignee:
CEDES SAFETY & AUTOMATION AG, Landquart, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 11/14 (2006.01); F16P 3/14 (2006.01); G01V 8/20 (2006.01); G01B 11/27 (2006.01); G02B 27/10 (2006.01); G02B 27/12 (2006.01);
U.S. Cl.
CPC ...
G01B 11/14 (2013.01); F16P 3/144 (2013.01); G01B 11/27 (2013.01); G01V 8/20 (2013.01); G02B 27/106 (2013.01); G02B 27/1093 (2013.01); G02B 27/126 (2013.01);
Abstract
The present invention relates to light curtains, in particular safety light curtains, for monitoring a protective field. Furthermore, the present invention relates to optical units which are part of such a light curtain. An optical unit for an alignment system of a light curtain monitoring a protective field comprises an optical processing element for generating a defined radiation pattern from the radiation emitted by an alignment radiation source, and at least one additional optical functional element being formed integrally with the optical processing element.