EP 1950376 B1 20110727 - Three-chamber pipe feeder
Title (en)
Three-chamber pipe feeder
Title (de)
Dreikammer-Rohraufgeber
Title (fr)
Chargeur de conduit à trois chambres
Publication
Application
Priority
DE 102007003702 A 20070125
Abstract (en)
[origin: EP1950376A2] The feeder (1) has a rectangular or box-shaped transition block (21) with a through-hole (26) and a branching cross-hole (27), and arranged on ends of a pipe chamber (2) for distribution of water to a high pressure line or a low pressure line. The transition block is provided with a vent hole to the pipe chamber, and comprises a connection to a pressure balancing slide and a hydraulic cylinder connection for actuation of a locking unit i.e. valve (32).
IPC 8 full level
E21F 3/00 (2006.01); E21F 13/04 (2006.01)
CPC (source: EP)
E21F 3/00 (2013.01); E21F 13/04 (2013.01)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1950376 A2 20080730; EP 1950376 A3 20091125; EP 1950376 B1 20110727; AT E518046 T1 20110815; AU 2007231721 A1 20080814; AU 2007231721 B2 20100819; AU 2007231721 B8 20101216; CN 101230951 A 20080730; DE 102007003702 A1 20080731; DE 102007003702 B4 20161117; PL 1950376 T3 20111230; ZA 200709186 B 20081231
DOCDB simple family (application)
EP 07022438 A 20071120; AT 07022438 T 20071120; AU 2007231721 A 20071030; CN 200810008855 A 20080125; DE 102007003702 A 20070125; PL 07022438 T 20071120; ZA 200709186 A 20071024