EP 0141623 B1 19880323 - SECURITY DOOR SYSTEM
Title (en)
SECURITY DOOR SYSTEM
Publication
Application
Priority
GB 8328526 A 19831025
Abstract (en)
[origin: EP0141623A2] The present invention provides a security door system (1), comprising a door surround structure (2) defining a door opening (3) in which is hingedly mounted a door panel. The door panel (5) is vertically movable through at least a limited distance and has a height relative to the door opening (3) such as to permit vertical movement through a limited distance in its closed position. The door panel (5) and door surround structure (3) are provided with an interengaging security lock means (43) for substantially securing said door at least against vertical movement and interengaging retaining means (32-35) for retaining the door panel (5) against pivotal movement from its closed position in a first position of the door (5), whilst permitting pivotal movement of the door in a second position of the door (5) vertically displaced from said first position.
IPC 1-7
IPC 8 full level
CPC (source: EP)
E06B 3/52 (2013.01); E06B 5/025 (2013.01)
Designated contracting state (EPC)
BE DE FR GB IT NL
DOCDB simple family (publication)
EP 0141623 A2 19850515; EP 0141623 A3 19860212; EP 0141623 B1 19880323; DE 3470075 D1 19880428; GB 8328526 D0 19831123
DOCDB simple family (application)
EP 84307336 A 19841025; DE 3470075 T 19841025; GB 8328526 A 19831025