EP 3153456 B1 20190619 - A LIFTING VEHICLE WITH A TELESCOPIC LIFTING ARM PROVIDED WITH A SHOCK ABSORBER SYSTEM
Title (en)
A LIFTING VEHICLE WITH A TELESCOPIC LIFTING ARM PROVIDED WITH A SHOCK ABSORBER SYSTEM
Title (de)
HUBFAHRZEUG MIT EINEM TELESKOPISCHEN HUBARM MIT EINEM STOSSDÄMPFERSYSTEM
Title (fr)
VÉHICULE DE LEVAGE COMPRENANT UN BRAS DE LEVAGE TÉLESCOPIQUE ET DOTÉ D'UN SYSTÈME ABSORBEUR DE CHOCS
Publication
Application
Priority
IT UB20154253 A 20151009
Abstract (en)
[origin: EP3153456A1] A lifting vehicle comprising: - a self-propelled chassis (12), - a telescopic arm (18) provided at a distal end with a implement-mounting attachment (22) and including a base section (30) articulated to the chassis (12) and at least one telescopic section (32), - at least one lifting cylinder (28) arranged between the telescopic arm (18) and the chassis (12), - at least one extension cylinder (34) arranged to control the movement of said at least one telescopic section (32) between a retracted position and a plurality of extracted positions, - a hydraulic circuit (36) including a hydraulic distributor (40) connected to said extension cylinder (34) via a first and a second hydraulic line (42, 44) connected, respectively, to a first and to a second chamber (46, 48) of the extension cylinder (34), wherein a pressure-controlled block valve (52) is arranged on said first hydraulic line (42), wherein the hydraulic circuit (36) comprises a shock absorber system (54) including at least one gas accumulator (56) connected to a portion of said first hydraulic line (42) comprised between said first chamber (46) of the extension cylinder (34) and said block valve (52).
IPC 8 full level
B66F 9/065 (2006.01); B66F 9/22 (2006.01); B66F 11/04 (2006.01); E02F 9/22 (2006.01); F15B 1/02 (2006.01); F15B 20/00 (2006.01)
CPC (source: EP)
B66F 9/065 (2013.01); B66F 9/22 (2013.01); B66F 11/046 (2013.01); F15B 1/021 (2013.01); F15B 20/007 (2013.01); F15B 2211/476 (2013.01); F15B 2211/50545 (2013.01); F15B 2211/6336 (2013.01); F15B 2211/8606 (2013.01); F15B 2211/865 (2013.01)
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
DOCDB simple family (publication)
EP 3153456 A1 20170412; EP 3153456 B1 20190619; ES 2743708 T3 20200220; IT UB20154253 A1 20170409; PL 3153456 T3 20191129
DOCDB simple family (application)
EP 16192068 A 20161003; ES 16192068 T 20161003; IT UB20154253 A 20151009; PL 16192068 T 20161003