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Safety device for escalators or moving walkways and escalator or walkway
Sicherheitsvorrichtung für Fahrtreppen oder Fahrsteige sowie Fahrtreppe oder Fahrsteig
Dispositif de sécurité pour escaliers roulants ou trottoirs roulants et escalier roulant ou trottoir roulant
- The device (10) has a handrail (18) provided with an optical contactless monitoring device formed as an active sensor system, where the monitoring device is arranged in a region of a guide (14) of the handrail at a front base (16) of an escalator (12) or a moving pavement. The monitoring device has two transmission paths (28, 30) with wavelength bands that are different from each other, where one of the paths includes the handrail. Ratio or difference between signals of the paths is used for recognizing foreign bodies e.g. hands of adults and children.
Document Type: | Patent |
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Language: | English |
Author: | Ronny Ischganeit, Michael Tilkorn, Frank Neerhut, Norbert Jung, Dietmar Reinert, Holger Steiner, Oliver Schwaneberg |
URL: | https://register.epo.org/application?number=EP11172318 |
Date of first publication: | 2013/11/20 |
Patent Number: | EP2404860 |
Country of Patent Application: | DE |
Patent Application Year: | 2011 |
Patent Application: | ThyssenKrupp Fahrtreppen GmbH |
Patent Grant Date: | 2013/11/20 |
Departments, institutes and facilities: | Institut für Sicherheitsforschung (ISF) |
Dewey Decimal Classification (DDC): | 6 Technik, Medizin, angewandte Wissenschaften / 60 Technik / 608 Erfindungen, Patente |
6 Technik, Medizin, angewandte Wissenschaften / 62 Ingenieurwissenschaften / 620 Ingenieurwissenschaften und zugeordnete Tätigkeiten | |
Entry in this database: | 2015/09/09 |