EP 2668128 B1 20150304 - LOCKING HEAD
Title (en)
LOCKING HEAD
Title (de)
VERRIEGELUNGSKOPF
Title (fr)
TÊTE DE VERROUILLAGE
Publication
Application
Priority
- DE 102011009408 A 20110125
- DE 2012000055 W 20120125
Abstract (en)
[origin: WO2012100768A1] Locking head for telescopic cylinders of a crane jib comprising a plurality of telescopic sections, said locking head having the following features: a) actuating elements (4, 5) for actuating the locking of successive telescopic sections are mounted in a housing (3); b) the actuating elements (4, 5) each have a toothed rod section (19, 20) or are connected to such a toothed rod section; c) an adjustment means for simultaneously moving the actuating elements (4, 5) is provided; d) a drive element (7) for driving the adjustment means is provided; e) two cylinder catches (17, 18) are movable in a translational manner in the housing (3), in order to lock the locking head (1) with a telescopic section; f) a translationally movable catch drive (6) for actuating the cylinder catches (17, 18) is provided; g) the actuating elements (4, 5) are not movable simultaneously with the cylinder catches (17, 18), the adjustment means being formed by two pinion shafts (21, 22), which are each in engagement with a toothed rod section (19, 20) of an actuating element (4, 5) and secondly with toothed rod sections (23, 24) of the common drive element (7).
IPC 8 full level
B66C 23/70 (2006.01)
CPC (source: EP)
B66C 23/708 (2013.01)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ 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
DOCDB simple family (publication)
DE 102011009408 B3 20120503; EP 2668128 A1 20131204; EP 2668128 B1 20150304; WO 2012100768 A1 20120802
DOCDB simple family (application)
DE 102011009408 A 20110125; DE 2012000055 W 20120125; EP 12718558 A 20120125