Integrated laser alignment aid using multiple laser spots out of one single laser

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United States of America Patent

PATENT NO 9217630
SERIAL NO

13757321

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Abstract

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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 optical wave guide for guiding radiation from at least one display radiation source to a surface of the optical element which is visible to an observer.

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Patent Owner(s)

  • ROCKWELL AUTOMATION SAFETY AG

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Casty, Richard Chur, CH 4 9
Meinherz, Carl Malans, CH 24 303

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