EP 2626511 B1 20200729 - DUAL SPINDLE HELICAL SPINDLE PUMP WITH A DUAL-ENTRY DESIGN
Title (en)
DUAL SPINDLE HELICAL SPINDLE PUMP WITH A DUAL-ENTRY DESIGN
Title (de)
ZWEISPINDELIGE SCHRAUBENSPINDELPUMPE IN ZWEIFLUTIGER BAUWEISE MIT DICHTUNG ZWISCHEN EINEM LAGERABSCHNITT UND EINEM FÖRDERABSCHNITT
Title (fr)
POMPE À VIS À BROCHE DOUBLE DANS UNE CONSTRUCTION À DOUBLE FLUX
Publication
Application
Priority
- DE 202012000893 U 20120131
- DE 202012000894 U 20120131
- DE 102012005949 A 20120326
Abstract (en)
[origin: EP2626511A2] A housing (11) has pump portion (12), bearing portion (13) and gear portion (14). The pump portion has conveyor housing in which screws (17,18) are arranged on shafts (15,16) mounted in bearing portion and extended into gear housing. The holes are formed in fastening element (27) for connecting shaft and gear so that gear and fastening element are rotated against each other and distance of flanges (29) and conveying screws is adjustable. A cover is detachably mounted in opening formed in gear portion so that backlash of screws is adjustable by using necessary tool.
IPC 8 full level
F01C 21/10 (2006.01); F01C 17/02 (2006.01); F04C 2/08 (2006.01); F04C 2/16 (2006.01); F04C 15/00 (2006.01)
CPC (source: EP US)
F04C 2/08 (2013.01 - US); F04C 2/084 (2013.01 - EP US); F04C 2/165 (2013.01 - EP US); F04C 15/0034 (2013.01 - US); F04C 15/0038 (2013.01 - EP US); F04C 15/0042 (2013.01 - US); F04C 15/0061 (2013.01 - EP US); F01C 17/02 (2013.01 - EP US); F01C 21/10 (2013.01 - EP US); F04C 2240/20 (2013.01 - EP US); F04C 2240/52 (2013.01 - EP US); F04C 2240/601 (2013.01 - EP US)
Citation (examination)
- DE 19502173 A1 19960801 - LEISTRITZ AG [DE]
- DE 1142108 B 19630103 - LICENCIA TALALMANYOKAT
- "THREE-SCREW LOW-PRESSURE PUMPS EAB EAD INFORMATORY SECTION THROUGH PUMP 32-EAB", ANNOUNCEMENT SIGMA GROUP, XX, XX, 1 January 2004 (2004-01-01), pages 1 - 13, XP001219590
- "SCHRAUBENSPINDELPUMPE BAUREIHE M SCREW PUMP SERIES M", ANNOUNCEMENT KRAL, KRAL AG, LUSTENAU, AT, 1 February 2003 (2003-02-01), pages 1 - 2,4, XP001540073
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 2626511 A2 20130814; EP 2626511 A3 20151118; EP 2626511 B1 20200729; DE 102012005949 A1 20130801; DE 102012005949 B4 20130912; ES 2821525 T3 20210426; US 2013202473 A1 20130808; US 9080566 B2 20150714
DOCDB simple family (application)
EP 13000396 A 20130128; DE 102012005949 A 20120326; ES 13000396 T 20130128; US 201313754689 A 20130130