EP 2870365 A4 20160323 - LIQUID RING SCREW PUMP DESIGN
Title (en)
LIQUID RING SCREW PUMP DESIGN
Title (de)
SCHRAUBENPUMPENENTWURF MIT EINEM FLÜSSIGKEITSRING
Title (fr)
CONCEPTION D'UNE POMPE À VIS À ANNEAU LIQUIDE
Publication
Application
Priority
- NO 20120794 A 20120709
- NO 2013000029 W 20130704
Abstract (en)
[origin: WO2014011055A1] Liquid ring screw pump (1) including a housing (2) with a suction inlet section (4) and a pressure outlet section (3) and within the housing (2) rotatably provided Archimedes screw rotor driven by a motor (6) via a shaft, the inlet section (4) and outlet section (3) each provided with connecting means for suction and pressure piping respectively. The pump and motor is constructed with a single leg or support or single pair of legs or supports (10) provided preferably at a weight balance point between the motor (6) and pump (1).
IPC 8 full level
F04C 7/00 (2006.01); E03F 1/00 (2006.01); F04D 3/02 (2006.01); F04D 7/04 (2006.01); F04D 29/52 (2006.01); F04D 29/60 (2006.01)
CPC (source: EP US)
F04C 7/00 (2013.01 - US); F04D 3/02 (2013.01 - EP US); F04D 7/045 (2013.01 - EP US); F04D 29/528 (2013.01 - EP US); F04D 29/605 (2013.01 - EP US)
Citation (search report)
- [XI] WO 2011128502 A2 20111020 - EVAC INT OY [FI], et al
- [XI] JP 2000073983 A 20000307 - SHIN MEIWA IND CO LTD
- [Y] US 2007172366 A1 20070726 - OVSTHUS EIMUND [NO], et al
- [A] US 2010092276 A1 20100415 - CARTWRIGHT JOHN [US], et al
- [Y] CN 201196167 Y 20090218 - MINGZHI WANG [CN]
- [A] DE 2359591 A1 19750605 - RAHMER & JANSEN GMBH & CO KG L
- [XI] "GEA Flow Components Business Line Hygienische Pumpen Katalog 2012 engineering for a better world GEA Mechanical Equipment", 1 January 2012 (2012-01-01), pages 1 - 128, XP055118620, Retrieved from the Internet <URL:http://www.tuchenhagen.com/fileadmin/GEA_Tuchenhagen/Global/PDFs/Catalogs/Katalog-hygiensche-Kreiselpumpen-TP-TPS-2014-01.pdf> [retrieved on 20140519]
- See references of WO 2014011055A1
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)
WO 2014011055 A1 20140116; EP 2870365 A1 20150513; EP 2870365 A4 20160323; US 2015176581 A1 20150625
DOCDB simple family (application)
NO 2013000029 W 20130704; EP 13816030 A 20130704; US 201314413961 A 20130704