EP 3601796 A1 20200205 - DOUBLE-PLATE AND DOUBLE-CYLINDER PUMP
Title (en)
DOUBLE-PLATE AND DOUBLE-CYLINDER PUMP
Title (de)
DOPPELPLATTEN- UND DOPPELZYLINDERPUMPE
Title (fr)
POMPE A DOUBLE PLATEAU ET DOUBLE BARILLET
Publication
Application
Priority
- FR 1752410 A 20170323
- EP 2018055359 W 20180305
Abstract (en)
[origin: WO2018172050A1] The present invention relates to a pump (1) comprising two pump assemblies symmetrically arranged relative to a plane perpendicular to the axis of a drive shaft (12), each pump assembly comprising a cylinder (4, 5), a plate (2, 3), an intake pipe (8, 9) and a discharge pipe (10, 11), the plates (2, 3) of each assembly being interconnected at the plane of symmetry.
IPC 8 full level
CPC (source: EP US)
E21B 21/08 (2013.01 - US); F01B 3/0035 (2013.01 - US); F01B 3/0041 (2013.01 - US); F04B 1/146 (2013.01 - EP); F04B 1/16 (2013.01 - EP); F04B 1/2078 (2013.01 - EP US); F04B 1/22 (2013.01 - EP US); F04B 53/16 (2013.01 - EP US)
Citation (search report)
See references of WO 2018172050A1
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)
WO 2018172050 A1 20180927; CA 3056167 A1 20180927; CN 110462211 A 20191115; EP 3601796 A1 20200205; EP 3601796 B1 20211027; FR 3064314 A1 20180928; FR 3064314 B1 20190705; US 2021108622 A1 20210415
DOCDB simple family (application)
EP 2018055359 W 20180305; CA 3056167 A 20180305; CN 201880019925 A 20180305; EP 18708691 A 20180305; FR 1752410 A 20170323; US 201816496282 A 20180305