EP 3536961 B1 20240501 - SEALING ELEMENT VACUUM PUMP
Title (en)
SEALING ELEMENT VACUUM PUMP
Title (de)
DICHTELEMENT VAKUUMPUMPE
Title (fr)
POMPE À VIDE À ÉLÉMENT D'ÉTANCHÉITÉ
Publication
Application
Priority
DE 102018105142 A 20180306
Abstract (en)
[origin: US2019277282A1] A rotary pump, preferably a vacuum. pump, featuring: a delivery space including an inlet on a low-pressure side and an outlet on a high-pressure side of the pump; a rotor which is arranged in the delivery space and delivers a fluid from the inlet into the delivery space to the outlet from the delivery space; at least one housing part which delineates the delivery space at least axially; and a drive shaft which is connected in drive terms to the rotor; including at least one sealing element which is connected, secured against shifting and/or rotating, to the drive shaft and/or rotor and forms a radial sealing gap with the housing part.
IPC 8 full level
F04C 23/00 (2006.01); F04C 11/00 (2006.01); F04C 25/02 (2006.01); F04C 27/00 (2006.01); F04C 29/00 (2006.01)
CPC (source: CN EP US)
F04C 2/32 (2013.01 - US); F04C 11/001 (2013.01 - EP US); F04C 15/0007 (2013.01 - US); F04C 23/001 (2013.01 - EP US); F04C 25/02 (2013.01 - EP US); F04C 27/001 (2013.01 - CN); F04C 27/006 (2013.01 - EP US); F04C 27/009 (2013.01 - EP US); F04C 29/0071 (2013.01 - EP US); F04C 2230/60 (2013.01 - US); F04C 2240/50 (2013.01 - EP US); F04C 2240/605 (2013.01 - EP US); F04C 2270/17 (2013.01 - EP US)
Citation (examination)
- US 1719135 A 19290702 - ROESSLER AMANDUS C
- WO 2016150505 A1 20160929 - PIERBURG PUMP TECHNOLOGY GMBH [DE]
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 3536961 A2 20190911; EP 3536961 A3 20191204; EP 3536961 B1 20240501; EP 3536961 C0 20240501; CN 110230596 A 20190913; CN 110230596 B 20211019; DE 102018105142 A1 20190912; US 11286929 B2 20220329; US 2019277282 A1 20190912
DOCDB simple family (application)
EP 19161064 A 20190306; CN 201910168765 A 20190306; DE 102018105142 A 20180306; US 201916291489 A 20190304