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Sicherheitsvorrichtung für Fahrtreppen oder Fahrsteige sowie Fahrtreppe oder Fahrsteig

Safety device for escalators or moving walkways and escalator or walkway

  • 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.

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Document Type:Patent
Publication year:2013
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