EP 2847499 A1 20150318 - PROPORTIONAL CONTROLLED ORIFICE FOR METERING GRANULAR MATERIAL
Title (en)
PROPORTIONAL CONTROLLED ORIFICE FOR METERING GRANULAR MATERIAL
Title (de)
PROPORTIONALE GESTEUERTE ÖFFNUNG ZUR DOSIERUNG VON KÖRNIGEM MATERIAL
Title (fr)
ORIFICE RÉGULÉ PROPORTIONNEL POUR LE DOSAGE DE MATÉRIAU GRANULAIRE
Publication
Application
Priority
- US 201213468473 A 20120510
- US 2013039539 W 20130503
Abstract (en)
[origin: US2013299523A1] Disclosed herein is a gate valve design with a proportionally controlled orifice area. The moving element of the gate is shaped to cooperate with a fixed element so that as the gate opens, the open orifice area changes geometrically.
IPC 8 full level
F16K 3/02 (2006.01); B65D 90/58 (2006.01); F16K 3/03 (2006.01)
CPC (source: EP US)
B65D 90/585 (2013.01 - EP US); F16K 3/0209 (2013.01 - EP US); F16K 3/03 (2013.01 - EP US)
Citation (search report)
See references of WO 2013169598A1
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
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
US 2013299523 A1 20131114; AU 2013259914 A1 20140828; CA 2873245 A1 20131114; EP 2847499 A1 20150318; WO 2013169598 A1 20131114
DOCDB simple family (application)
US 201213468473 A 20120510; AU 2013259914 A 20130503; CA 2873245 A 20130503; EP 13723628 A 20130503; US 2013039539 W 20130503