EP 2933413 B1 20161109 - DOOR DRIVE
Title (en)
DOOR DRIVE
Title (de)
TÜRANTRIEB
Title (fr)
ENTRAÎNEMENT DE PORTE
Publication
Application
Priority
- DE 102014207217 A 20140415
- DE 102015202830 A 20150217
Abstract (en)
[origin: CN105041100A] The present invention provides a door drive (10), and particularly a revolving door drive. The door drive includes: a housing (12); a driven shaft (18), which is rotatablely installed on the housing (12) and is coupled to a door leaf (14) or a door frame (16); a motor, which is used for driving the driven shaft (18); and a spring unit, which is in a tensioning state when the door leaf is opened and is in a relaxation state when the door leaf (14) is closed so as to provide a closing moment, wherein, the driven shaft (18) is driven through a motor (20) via a gear rack (28). The gear rack is loaded by the motor through a multiple gearing device, and engages with a tooth part (32) of the driven shaft (18).
IPC 8 full level
E05F 15/63 (2015.01); E05F 3/10 (2006.01)
CPC (source: EP)
E05F 3/102 (2013.01); E05F 15/63 (2015.01)
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 2933413 A1 20151021; EP 2933413 B1 20161109; CN 105041100 A 20151111; CN 105041100 B 20171208; ES 2614255 T3 20170530
DOCDB simple family (application)
EP 15162782 A 20150408; CN 201510368952 A 20150415; ES 15162782 T 20150408