Global Patent Index - EP 4341551 A1

EP 4341551 A1 20240327 - IMPROVED FLUSHING CIRCUIT FOR A HYDRAULIC MACHINE

Title (en)

IMPROVED FLUSHING CIRCUIT FOR A HYDRAULIC MACHINE

Title (de)

VERBESSERTER SPÜLKREISLAUF FÜR EINE HYDRAULISCHE MASCHINE

Title (fr)

CIRCUIT DE BALAYAGE AMELIORE POUR MACHINE HYDRAULIQUE

Publication

EP 4341551 A1 20240327 (FR)

Application

EP 22727374 A 20220509

Priority

  • FR 2105228 A 20210519
  • FR 2022050885 W 20220509

Abstract (en)

[origin: WO2022214772A1] Disclosed is a hydraulic machine (100) comprising an improved flushing circuit for causing a primary flushing flow (F1) to circulate from an inlet (210) successively into a proximal portion (110), a mid portion (120) and a distal portion (130) of the hydraulic machine (100), then into the mid portion (120) and the proximal portion (110) as far as an outlet (220).

IPC 8 full level

F03C 1/047 (2006.01); F03C 1/04 (2006.01); F04B 1/0443 (2020.01); F04B 1/047 (2020.01); F04B 53/08 (2006.01)

CPC (source: EP US)

F03C 1/0431 (2013.01 - EP US); F03C 1/047 (2013.01 - EP US); F04B 1/0443 (2013.01 - EP US); F04B 1/047 (2013.01 - EP US); F04B 53/08 (2013.01 - EP US)

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

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

WO 2022214772 A1 20221013; CN 117355674 A 20240105; EP 4341551 A1 20240327; FR 3121960 A1 20221021; FR 3121960 B1 20230414; JP 2024521691 A 20240604; US 2024247635 A1 20240725

DOCDB simple family (application)

FR 2022050885 W 20220509; CN 202280036337 A 20220509; EP 22727374 A 20220509; FR 2105228 A 20210519; JP 2023571742 A 20220509; US 202218560777 A 20220509