Global Patent Index - EP 3401485 B1

EP 3401485 B1 20200701 - DOOR ACTUATOR

Title (en)

DOOR ACTUATOR

Title (de)

TÜRBETÄTIGER

Title (fr)

ACTIONNEUR DE PORTE

Publication

EP 3401485 B1 20200701 (EN)

Application

EP 17170898 A 20170512

Priority

EP 17170898 A 20170512

Abstract (en)

[origin: EP3401485A1] The present disclosure relates to a door actuator (10), particularly a hydraulic door closer, for a door leaf. The door actuator (10) comprises a housing (12) for mounting to the door leaf, a shaft (14) rotatably supported in the housing (12) for actuating the door leaf. The shaft (14) includes an eccentric cam (28). The door actuator (10) comprises a piston assembly (16), particularly a hybrid piston assembly, including an outer piston unit (30) reciprocatingly supported in the housing (12) to follow the eccentric cam (28), and an inner piston unit (32) reciprocatingly supported in the outer piston unit (30) to follow the eccentric cam (28).

IPC 8 full level

E05F 3/10 (2006.01)

CPC (source: CN EP)

E05F 1/10 (2013.01 - CN); E05F 3/104 (2013.01 - EP); E05F 15/53 (2015.01 - CN); E05Y 2800/21 (2013.01 - EP); E05Y 2800/244 (2013.01 - EP)

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 3401485 A1 20181114; EP 3401485 B1 20200701; CN 108868428 A 20181123; CN 108868428 B 20211019; ES 2808278 T3 20210226

DOCDB simple family (application)

EP 17170898 A 20170512; CN 201810156901 A 20180224; ES 17170898 T 20170512