Title:
LIGHT BARRIER
Document Type and Number:
WIPO Patent Application WO/2012/031583
Kind Code:
A3
Abstract:
The invention relates to a light barrier comprising an emission device (2) for sending electromagnetic radiation along a first path (6), a diversion device for diverting the emitted electromagnetic radiation from the first path (6) to a second path (12), and a receiving device (16) for receiving the electromagnetic radiation. Said light barrier is characterised in that the diversion device is designed to divert into a correct position in relation to a plane containing the first path (6) and the second path (12).
Inventors:
OTTLEBEN BERND (DE)
OTTLEBEN PETRA (DE)
OTTLEBEN PETRA (DE)
Application Number:
PCT/DE2011/001670
Publication Date:
October 11, 2012
Filing Date:
August 31, 2011
Export Citation:
Assignee:
PANTRON INSTR GMBH (DE)
OTTLEBEN BERND (DE)
OTTLEBEN PETRA (DE)
OTTLEBEN BERND (DE)
OTTLEBEN PETRA (DE)
International Classes:
G01V8/14
Foreign References:
| US4224608A | 1980-09-23 | |||
| US4339660A | 1982-07-13 | |||
| US4847488A | 1989-07-11 | |||
| EP1780559A1 | 2007-05-02 | |||
| DE1170286B | 1964-05-14 | |||
| DE19533044A1 | 1996-04-04 | |||
| EP1312940A1 | 2003-05-21 | |||
| DE2936201A1 | 1981-04-02 |
Attorney, Agent or Firm:
FRIEDRICH, Andreas (Lins & Partner GbRTheodor-Heuss-Straße 1, Braunschweig, DE)
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