EP 2315915 A1 20110504 - MODIFICATION TO A TBM STRUCTURE TO PROVIDE ROOF SUPPORT INSTALLATION
Title (en)
MODIFICATION TO A TBM STRUCTURE TO PROVIDE ROOF SUPPORT INSTALLATION
Title (de)
MODIFIZIERUNG EINER TBM-STRUKTUR ZUR BEREITSTELLUNG EINER DACHSTÜTZE
Title (fr)
MODIFICATION APPORTÉE À UNE STRUCTURE DE TUNNELIER POUR RÉALISER UNE INSTALLATION DE SUPPORT DE TOIT
Publication
Application
Priority
- CA 2009000107 W 20090130
- US 12959408 P 20080707
Abstract (en)
[origin: WO2010003213A1] A TBM having a cylindrically shaped member located on said TBM just behind the rotating boring head, said member being of similar diameter as said tunnel and comprising sectionalized components so as to be adjustable in diameter, said member having a plurality of steel angle members welded to the surface of the top-most component so as to extend axially along the length of said cylindrically shaped member, said steel angle members forming axially extending receptacles therein.
IPC 8 full level
E21D 9/11 (2006.01); E21D 11/18 (2006.01); E21D 11/40 (2006.01)
CPC (source: EP US)
E21D 9/04 (2013.01 - EP US); E21D 9/112 (2013.01 - EP US); E21D 9/12 (2013.01 - EP US)
Citation (search report)
See references of WO 2010003213A1
Designated contracting state (EPC)
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 SE SI SK TR
Designated extension state (EPC)
AL BA RS
DOCDB simple family (publication)
WO 2010003213 A1 20100114; CA 2774492 A1 20100114; EP 2315915 A1 20110504; US 2011103892 A1 20110505
DOCDB simple family (application)
CA 2009000107 W 20090130; CA 2774492 A 20090130; EP 09793729 A 20090130; US 73735609 A 20090130