Global Patent Index - EP 2565466 A2

EP 2565466 A2 20130306 - PUMP

Title (en)

PUMP

Title (de)

Pumpe

Title (fr)

Pompe

Publication

EP 2565466 A2 20130306 (EN)

Application

EP 12175033 A 20120705

Priority

JP 2011186458 A 20110829

Abstract (en)

A pump 1 comprises a motor 2; an impeller 3 configured to be rotated by the motor 2 to flow fluid; and a pump case 4 for forming a pump room 11 in which the impeller 3 being accommodated. The impeller 3 is a closed-type impeller having a front shroud 33, a rear shroud 32 and a plurality of blades 31 therebetween. The impeller 3 is arranged so that the front shroud 33 faces to the pump case 4 with an interspace 6 therebetween in the axial direction Ax of the impeller 3. The pump 1 is characterized by further comprising a flow suppressing means 7 configured to suppress the flow of the fluid in the radial direction Rad of the impeller 3 in the interspace 6.

IPC 8 full level

F04D 29/16 (2006.01)

CPC (source: EP)

F04D 29/167 (2013.01)

Citation (applicant)

JP 2008240656 A 20081009 - MATSUSHITA ELECTRIC WORKS LTD

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 2565466 A2 20130306; JP 2013047502 A 20130307

DOCDB simple family (application)

EP 12175033 A 20120705; JP 2011186458 A 20110829