SHIELD CAP FOR A SHIELD-TYPE MINING SUPPORT

A shield cap for a shield-type support for underground mining includes a cap plate, with reception devices for the connection of hydraulic cylinder heads to the shield cap, and a supporting structure welded below the cap plate and having a plurality of longitudinal spars. At least two of the longitu...

Full description

Saved in:
Bibliographic Details
Main Authors HENGSTLER, STEFAN, LETTAU, DETLEF, HAHN, DETLEF, MUNDRY, SEBASTIAN, M, ONSORI, SIAMAK
Format Patent
LanguageEnglish
French
German
Published 04.05.2011
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
Online AccessGet full text

Cover

More Information
Summary:A shield cap for a shield-type support for underground mining includes a cap plate, with reception devices for the connection of hydraulic cylinder heads to the shield cap, and a supporting structure welded below the cap plate and having a plurality of longitudinal spars. At least two of the longitudinal spars include substantially I-profile struts having an upper profile chord, a lower profile chord and a middle chord running perpendicularly to the two profile chords. The distance between the upper and the lower profile chord decreases at least over a part length of each strut.
Bibliography:Application Number: EP20090766297