EP 0029423 B1 19840418 - OPENING AND CLOSING DEVICE FOR DOORS
Title (en)
OPENING AND CLOSING DEVICE FOR DOORS
Publication
Application
Priority
AT 732979 A 19791116
Abstract (en)
[origin: EP0029423A1] 1. Apparatus for opening and closing gates having a leaf (1), which is movable between two positions, which are substantially at right angles to each other, particularly between a substantially vertical position and a substantially horizontal position, wherein the leaf (1) constitutes a connecting rod of a slider-crank mechanism, which has a substantially vertically extending crosshead guide (2) and a stationary main crank bearing (3), which is disposed adjacent to the upper end of the gate opening (4), and a carriage (5), is provided, which is coupled to and serves to actuate the leaf (1) and is guided particularly along a straight line, preferably substantially parallel to the leaf (1) when it is in its open position, and said carriage is connected by a lever, which is pivoted to the carriage, and an interposed linkage, characterized in that the lever (6) which is pivoted to the carriage (5) is coupled to the leaf (1) by a four-bar linkage (7), which comprises wo cranks (8, 9), which are pivoted at one end to the leaf (1) and at the other end to the lever (6).
IPC 1-7
IPC 8 full level
E05F 15/668 (2015.01)
CPC (source: EP)
E05F 15/668 (2015.01); E05D 15/445 (2013.01); E05Y 2201/626 (2013.01); E05Y 2900/106 (2013.01)
Designated contracting state (EPC)
BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0029423 A1 19810527; EP 0029423 B1 19840418; AT 368241 B 19820927; AT A732979 A 19820115; DE 3067575 D1 19840524
DOCDB simple family (application)
EP 80890135 A 19801114; AT 732979 A 19791116; DE 3067575 T 19801114