EP 2046504 B1 20111207 - POWDER PUMP WITH VACUUM FILLING
Title (en)
POWDER PUMP WITH VACUUM FILLING
Title (de)
PULVERPUMPE MIT VAKUUMFÜLLUNG
Title (fr)
POMPE A POUDRE AVEC REMPLISSAGE PAR DEPRESSION
Publication
Application
Priority
- EP 2007006342 W 20070718
- FR 0607165 A 20060804
Abstract (en)
[origin: WO2008014886A1] A powder supply system for a powder-coating installation, especially a parts painting installation using electrostatic powder, according to the invention, comprises a tank (2) designed to contain the powder, means (4, 5, 6) for feeding powder into the tank (2), means (15, 14) for injecting compressed air into the bottom of the tank (2) in order to fluidize the powder, and an exit pipe (8) in which the powder is entrained by the air from the tank (2), this pipe (8) being connected to at least one powder using device situated at a distance, in particular a spray gun (9). The system also includes means (16, 17, 18, 19) for reducing the pressure in the tank (2) below that of the feed means (4, 5, 6) in order to fill the tank (2) with powder.
IPC 8 full level
B05B 7/14 (2006.01); B05B 7/24 (2006.01); B05C 19/06 (2006.01); B05D 1/00 (2006.01)
CPC (source: EP US)
B05B 7/1404 (2013.01 - EP US); B05B 7/1472 (2013.01 - EP US)
Designated contracting state (EPC)
CH DE FR LI SE
DOCDB simple family (publication)
WO 2008014886 A1 20080207; CA 2659719 A1 20080207; CA 2659719 C 20141028; CN 101563167 A 20091021; CN 101563167 B 20111130; EP 2046504 A1 20090415; EP 2046504 B1 20111207; FR 2904574 A1 20080208; FR 2904574 B1 20081010; NO 20090957 L 20090302; US 2009263575 A1 20091022; US 8101233 B2 20120124
DOCDB simple family (application)
EP 2007006342 W 20070718; CA 2659719 A 20070718; CN 200780028887 A 20070718; EP 07786134 A 20070718; FR 0607165 A 20060804; NO 20090957 A 20090302; US 37621607 A 20070718