Global Patent Index - EP 3887653 A1

EP 3887653 A1 20211006 - OIL SUPPLY SYSTEM FOR VALVE CLEARANCE-EQUALIZING HYDRAULIC TAPPETS

Title (en)

OIL SUPPLY SYSTEM FOR VALVE CLEARANCE-EQUALIZING HYDRAULIC TAPPETS

Title (de)

ÖLVERSORGUNGSSYSTEM FÜR VENTILSPIELAUSGLEICHENDE HYDROSTÖßEL

Title (fr)

SYSTÈME D'ALIMENTATION EN HUILE POUR POUSSOIRS HYDRAULIQUES À COMPENSATION DU JEU DES SOUPAPES

Publication

EP 3887653 A1 20211006 (DE)

Application

EP 19756171 A 20190819

Priority

  • DE 102018220455 A 20181128
  • EP 2019072116 W 20190819

Abstract (en)

[origin: WO2020108811A1] The invention relates to an oil supply system (1) for valve clearance-equalizing hydraulic tappets (5) of an internal combustion engine, having a first supply line (10), which connects an outlet (9) of an oil pump (8) in a fluid-conducting manner to an assembly of a camshaft drive, a second supply line (20), which leads, in a fluid-conducting manner, from a branch (15) of the first supply line (10) to an oil gallery (16) for the valve clearance-equalizing hydraulic tappets (6), wherein the branch (15) is arranged in an operationally ready installation position of the internal combustion engine above the oil gallery (16) of the valve clearance-equalizing hydraulic tappets (6).

IPC 8 full level

F01L 1/053 (2006.01); F01L 1/24 (2006.01)

CPC (source: EP)

F01L 1/053 (2013.01); F01L 1/24 (2013.01); F01L 2001/2444 (2013.01); F01L 2001/34423 (2013.01); F01L 2810/02 (2013.01)

Citation (search report)

See references of WO 2020108811A1

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)

DE 102018220455 A1 20200528; CN 113167135 A 20210723; EP 3887653 A1 20211006; MA 54270 A 20220309; WO 2020108811 A1 20200604

DOCDB simple family (application)

DE 102018220455 A 20181128; CN 201980078920 A 20190819; EP 19756171 A 20190819; EP 2019072116 W 20190819; MA 54270 A 20190819