Global Patent Index - EP 3369931 A4

EP 3369931 A4 20181212 - FLUID MACHINE

Title (en)

FLUID MACHINE

Title (de)

STRÖMUNGSMASCHINE

Title (fr)

MACHINE À FLUIDE

Publication

EP 3369931 A4 20181212 (EN)

Application

EP 17760067 A 20170301

Priority

  • JP 2016042113 A 20160304
  • JP 2017008086 W 20170301

Abstract (en)

[origin: EP3369931A1] This hermetic scroll compressor comprises: a ringshaped thrust plate (40) having a through hole (41) through which a lubricating oil flows; and a crankshaft (11) that is placed on the upper surface of the thrust plate (40) and that has a flow path (17) formed in the interior thereof through which the lubricating oil having passed through the through hole (41) of the thrust plate (40) flows. In a sliding region of the crankshaft (11) and the thrust plate (40), a recessed groove (42) to which the lubricating oil is supplied from the through hole (41) is formed in the crankshaft (11) and/or the thrust plate (40). The outer end part (42a), in the radial direction, of the groove (42) is located inward of the outermost peripheral portion of the sliding region.

IPC 8 full level

F04B 39/02 (2006.01); F04C 29/02 (2006.01)

CPC (source: EP)

F04B 39/0246 (2013.01); F04C 18/0215 (2013.01); F04C 23/008 (2013.01); F04C 29/028 (2013.01); F04B 39/0261 (2013.01); F04C 2240/80 (2013.01)

Citation (search report)

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 3369931 A1 20180905; EP 3369931 A4 20181212; EP 3369931 B1 20210331; CN 108350869 A 20180731; CN 108350869 B 20200324; JP 2017155718 A 20170907; JP 6758867 B2 20200923; WO 2017150603 A1 20170908

DOCDB simple family (application)

EP 17760067 A 20170301; CN 201780003768 A 20170301; JP 2016042113 A 20160304; JP 2017008086 W 20170301