Global Patent Index - EP 3514391 A4

EP 3514391 A4 20200122 - ROTARY COMPRESSOR AND REFRIGERATION CYCLE DEVICE

Title (en)

ROTARY COMPRESSOR AND REFRIGERATION CYCLE DEVICE

Title (de)

DREHKOMPRESSOR UND KÜHLKREISVORRICHTUNG DAMIT

Title (fr)

COMPRESSEUR ROTATIF ET DISPOSITIF À CYCLE DE RÉFRIGÉRATION

Publication

EP 3514391 A4 20200122 (EN)

Application

EP 17850474 A 20170414

Priority

  • JP 2016179607 A 20160914
  • JP 2017015299 W 20170414

Abstract (en)

[origin: EP3514391A1] A rotary compressor and a refrigerating cycle device which are small in size yet large in discharge volume are provided. In a rotary compressor 2 by which the maximum discharge pressure of a working fluid becomes 3 or more MPa, any of the following relational expressions (1) to (3) are satisfied where an inner diameter of cylinder chambers 20a, 20b is D1, a total height of the cylinder chambers 20a, 20b is H, a distance from an upper end portion of a stator 14 to an inner wall surface of an upper portion of a hermetic case is L1, a sectional area of an inner side of the hermetic case is Ac, a total sectional area of a discharge flow channel 15 is Ad and a thickness of a stator core 14a of the stator 14 is T.

IPC 8 full level

F04C 23/00 (2006.01); F04C 18/356 (2006.01)

CPC (source: EP)

F04C 23/008 (2013.01); F04C 18/356 (2013.01); F04C 23/003 (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

DOCDB simple family (publication)

EP 3514391 A1 20190724; EP 3514391 A4 20200122; EP 3514391 B1 20240529; CN 109072917 A 20181221; CN 109072917 B 20200317; JP 2018044489 A 20180322; JP 6703921 B2 20200603; WO 2018051567 A1 20180322

DOCDB simple family (application)

EP 17850474 A 20170414; CN 201780023665 A 20170414; JP 2016179607 A 20160914; JP 2017015299 W 20170414