EP 2381075 A3 20130123 - Hydraulic unit for a cylinder head of a combustion engine with hydraulically variable gas exchange valve drive
Title (en)
Hydraulic unit for a cylinder head of a combustion engine with hydraulically variable gas exchange valve drive
Title (de)
Hydraulikeinheit für einen Zylinderkopf einer Brennkraftmaschine mit hydraulisch variablem Gaswechselventiltrieb
Title (fr)
Unité hydraulique pour une tête de cylindre d'un moteur à combustion interne dotée d'une commande de soupape hydraulique variable à échange de gaz
Publication
Application
Priority
DE 102010018209 A 20100426
Abstract (en)
[origin: EP2381075A2] The hydraulic unit has a hydraulic housing equipped with a drive-side transmitter unit and a drive-side recipient unit, where a controllable hydraulic valve is arranged. An intermediate pressure chamber (12) is designed, which extends in a hydraulic housing. A low-pressure chamber (16) is connected with an associated intermediate pressure chamber through a throttling point (17).
IPC 8 full level
F01L 9/11 (2021.01); F01L 13/00 (2006.01)
CPC (source: EP US)
F01L 9/11 (2021.01 - EP US); F01L 13/0015 (2013.01 - EP US); Y10T 137/86493 (2015.04 - EP US)
Citation (search report)
- [A] EP 1243761 A1 20020925 - FIAT RICERCHE [IT]
- [A] DE 4206696 A1 19930909 - BOSCH GMBH ROBERT [DE]
- [A] WO 0120150 A1 20010322 - DIESEL ENGINE RETARDERS INC [US]
- [A] DE 3604233 A1 19870813 - BOSCH GMBH ROBERT [DE]
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)
EP 2381075 A2 20111026; EP 2381075 A3 20130123; EP 2381075 B1 20131016; DE 102010018209 A1 20111027; US 2011259288 A1 20111027; US 8413621 B2 20130409
DOCDB simple family (application)
EP 11160128 A 20110329; DE 102010018209 A 20100426; US 201113074339 A 20110329