Global Patent Index - EP 2886870 B1

EP 2886870 B1 20171220 - Vacuum pump with improved inlet geometry

Title (en)

Vacuum pump with improved inlet geometry

Title (de)

Vakuumpumpe mit verbesserter Einlassgeometrie

Title (fr)

Pompe à vide avec géométrie d'admission perfectionnée

Publication

EP 2886870 B1 20171220 (DE)

Application

EP 14196002 A 20141203

Priority

DE 102013114290 A 20131218

Abstract (en)

[origin: US2015167679A1] A vacuum pump includes at least one vacuum pump stage having a housing with an inlet, and a rotor having a shaft, with the inlet being arranged radially to the shaft and widening in direction of the shaft.

IPC 8 full level

F04D 19/04 (2006.01); F04D 29/52 (2006.01)

CPC (source: EP US)

F04D 17/168 (2013.01 - EP); F04D 19/042 (2013.01 - EP); F04D 19/044 (2013.01 - EP US); F04D 29/4213 (2013.01 - EP); F04D 29/522 (2013.01 - EP); F04D 29/541 (2013.01 - US)

Citation (examination)

None

Citation (opposition)

Opponent : Leybold GmbH

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 2886870 A1 20150624; EP 2886870 B1 20171220; DE 102013114290 A1 20150618; JP 2015117697 A 20150625; JP 6118784 B2 20170419; US 2015167679 A1 20150618

DOCDB simple family (application)

EP 14196002 A 20141203; DE 102013114290 A 20131218; JP 2014246652 A 20141205; US 201414571355 A 20141216