EP 0649958 B2 20060111 - Lock for the secondary leaf of fire doors
Title (en)
Lock for the secondary leaf of fire doors
Title (de)
Schloss für den Standflügel von Brandschutztüren
Title (fr)
Serrure pour le battant secondaire d'une porte coupe-feu
Publication
Application
Priority
IT MI930818 U 19931025
Abstract (en)
[origin: EP0819814A2] Known locks for a secondary leaf of fire doors comprise a pair of rods which slide vertically, in opposite directions, between an extracted closing position and a retracted opening position, and which at their ends engage corresponding seats provided respectively in a door frame and in a floor, a first upper and a second lower slide which can be connected to the rods and guided in a sliding manner vertically in a casing of the lock against respective return spring means between a position of reciprocal withdrawal and a position of approach, corresponding respectively to the closing and the opening positions of the rods, a rocker return device pivoted centrally on a first pivot in the casing and having at opposite ends pin articulation grooves into which project pins from the slides, for transmission of movement from the first slide to the second slide, a second pivot on the casing on which an activating lever pivots to act on the first slide against second return spring means, such as to give rise to movement of the slides into the position of reciprocal approach. In the present invention the activating lever is located within the casing and the front face of the casing is provided with an aperture for extraction of the activating lever. <IMAGE>
IPC 8 full level
E05B 65/10 (2006.01); E05B 5/00 (2006.01); E05B 15/00 (2006.01); E05B 17/20 (2006.01); E05C 7/04 (2006.01); E05C 9/04 (2006.01)
CPC (source: EP)
E05B 5/00 (2013.01); E05B 15/004 (2013.01); E05B 17/2084 (2013.01); E05C 7/04 (2013.01); E05C 9/04 (2013.01); E05B 65/10 (2013.01); E05B 65/1006 (2013.01)
Designated contracting state (EPC)
AT BE DE ES FR GB IT LU NL
DOCDB simple family (publication)
EP 0649958 A2 19950426; EP 0649958 A3 19950920; EP 0649958 B1 19980318; EP 0649958 B2 20060111; AT E164200 T1 19980415; DE 69409057 D1 19980423; DE 69409057 T2 19980702; EP 0819814 A2 19980121; EP 0819814 A3 19980225; ES 2113619 T3 19980501; IT 230668 Y1 19990609; IT MI930818 U1 19950425; IT MI930818 V0 19931025
DOCDB simple family (application)
EP 94307575 A 19941014; AT 94307575 T 19941014; DE 69409057 T 19941014; EP 97203110 A 19941014; ES 94307575 T 19941014; IT MI930818 U 19931025