EP 2395489 B1 20130424 - Smoke alarm device
Title (en)
Smoke alarm device
Title (de)
Rauchmeldeeinrichtung
Title (fr)
Dispositif de détection de fumée
Publication
Application
Priority
- DE 102010023243 A 20100609
- DE 102010056634 A 20100909
Abstract (en)
[origin: EP2395489A2] The device (1) has penetration preventing elements (101, 124) preventing penetration of ambient light into an inner smoke detection chamber (100). The elements are arranged in planes lying above each other. The elements extend around the chamber in a ring-shape or a ring segment-shape. One of the elements (101) includes a wall (102) surrounding or defining the chamber. Radially arranged elements (113) are arranged between the elements. A ribbed or lamella structure element is arranged on an outer side of a tunnel-like device with a distance to the tunnel-like device.
IPC 8 full level
G08B 17/107 (2006.01)
CPC (source: EP)
G08B 17/107 (2013.01); G08B 17/113 (2013.01)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 2395489 A2 20111214; EP 2395489 A3 20120111; EP 2395489 B1 20130424; DE 102011106362 A1 20111229; ES 2422409 T3 20130911
DOCDB simple family (application)
EP 11004715 A 20110609; DE 102011106362 A 20110609; ES 11004715 T 20110609