EP 3017198 B1 20170201 - DRY PRIMARY VACUUM PUMP
Title (en)
DRY PRIMARY VACUUM PUMP
Title (de)
TROCKEN LAUFENDE PRIMÄRE VAKUUMPUMPE
Title (fr)
POMPE À VIDE PRIMAIRE SÈCHE
Publication
Application
Priority
- FR 1356534 A 20130704
- EP 2014064259 W 20140703
Abstract (en)
[origin: WO2015001059A1] The present invention relates to a dry low vacuum pump comprising a valve element with through-passage (10; 15) arranged in the delivery port (9), said valve element with through-passage (10) being able to move between a closed position in which said valve with through-passage (10; 15) is in contact with a seat of a mouth (12) of the delivery port (9) and an open position in which said valve with through-passage is moved away from the mouth (12) of the delivery port (9), the vacuum pump comprising a device (13) for injecting a driving gas which device is configured to inject a driving gas into the inlet (11a) of the Venturi-effect passage (11).
IPC 8 full level
F04F 5/20 (2006.01); F04B 37/14 (2006.01); F04C 23/00 (2006.01); F04C 25/02 (2006.01); F04F 5/46 (2006.01); F04F 5/54 (2006.01)
CPC (source: EP US)
F04B 37/14 (2013.01 - EP); F04C 25/02 (2013.01 - EP); F04F 5/20 (2013.01 - EP US); F04F 5/461 (2013.01 - EP US); F04F 5/48 (2013.01 - US); F04F 5/54 (2013.01 - EP US); F04C 18/0215 (2013.01 - EP); F04C 18/123 (2013.01 - EP); F04C 18/126 (2013.01 - EP)
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 2015001059 A1 20150108; EP 3017198 A1 20160511; EP 3017198 B1 20170201; FR 3008145 A1 20150109; FR 3008145 B1 20150807; JP 2016523343 A 20160808; JP 6348584 B2 20180627; KR 102199323 B1 20210106; KR 20160033134 A 20160325; TW 201512542 A 20150401; TW I623688 B 20180511; US 10544809 B2 20200128; US 2016369820 A1 20161222
DOCDB simple family (application)
EP 2014064259 W 20140703; EP 14736755 A 20140703; FR 1356534 A 20130704; JP 2016522636 A 20140703; KR 20167003171 A 20140703; TW 103122286 A 20140627; US 201414902042 A 20140703