Global Patent Index - EP 3947925 A1

EP 3947925 A1 20220209 - A CONTROL DEVICE FOR THE VALVE OF AN INTERNAL-COMBUSTION ENGINE

Title (en)

A CONTROL DEVICE FOR THE VALVE OF AN INTERNAL-COMBUSTION ENGINE

Title (de)

STEUERVORRICHTUNG FÜR DAS VENTIL EINES VERBRENNUNGSMOTORS

Title (fr)

DISPOSITIF DE COMMANDE POUR LA SOUPAPE D'UN MOTEUR À COMBUSTION INTERNE

Publication

EP 3947925 A1 20220209 (EN)

Application

EP 20723199 A 20200403

Priority

  • IT 201900005022 A 20190403
  • IB 2020053201 W 20200403

Abstract (en)

[origin: WO2020202094A1] A control device for controlling the exhaust or intake valve of an internal-combustion engine; the control device (3) comprising : - a rocker arm (7), which is mounted so as to be rotatable about a first axis (A1) and can be coupled to a shaped shaft (5); - a driving foot (15) configured to act on the valve (2); an actuation device (22, 23, 18, 16) housed within the rocker arm (7) for selectively transmitting a movement between the shaped shaft (5) and the valve (2); an actuation duct (17) in communication with the actuation device (22, 23, 18, 16), the actuation duct (17) being configured to hydraulically enable or disable the actuation device (22, 23, 18, 16).

IPC 8 full level

F01L 1/18 (2006.01); F01L 1/26 (2006.01); F01L 13/06 (2006.01)

CPC (source: EP)

F01L 1/181 (2013.01); F01L 1/267 (2013.01); F01L 13/065 (2013.01); F01L 2001/0475 (2013.01); F01L 2013/105 (2013.01); F01L 2305/00 (2020.05)

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

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2020202094 A1 20201008; EP 3947925 A1 20220209; EP 3947925 B1 20240703; IT 201900005022 A1 20201003

DOCDB simple family (application)

IB 2020053201 W 20200403; EP 20723199 A 20200403; IT 201900005022 A 20190403