Global Patent Index - EP 3553016 A1

EP 3553016 A1 20191016 - TOWER CRANE

Title (en)

TOWER CRANE

Title (de)

TURMKRAN

Title (fr)

GRUE À PYLÔNE

Publication

EP 3553016 A1 20191016 (EN)

Application

EP 18460021 A 20180413

Priority

EP 18460021 A 20180413

Abstract (en)

A tower crane comprises a lattice tower (1) composed of sections and comprising an upper jib (2). A lower tower (1) section is attached to a base (22) comprising supports (3) with feet (4). The supports (3) comprise a hydraulic levelling unit. The upper jib (2) is mounted on a turntable (16), fixed on the upper tower (1) section. The upper jib (2) is a telescopic jib and is provided with a pair of stiffening sprits (18). The tower (1) is composed of lattice sections and is provided with a cage module (15) for lifting and installing the next sections. The lattice tower (1) is provided with a unit of lattice middle sprits (12) with lower stays (11) in the form of couplers (8). The middle sprits (12) are connected from one side to working parts of hydraulic cylinders (14) installed in the crane foot (4) supports (3) and from the other side to the eyes (9) of the middle sprits (12) of the lattice tower (1).

IPC 8 full level

B66C 13/46 (2006.01); B66C 13/54 (2006.01); B66C 23/18 (2006.01); B66C 23/28 (2006.01); B66C 23/62 (2006.01); B66C 23/82 (2006.01)

CPC (source: EP)

B66C 13/46 (2013.01); B66C 13/54 (2013.01); B66C 23/185 (2013.01); B66C 23/283 (2013.01); B66C 23/62 (2013.01); B66C 23/826 (2013.01)

Citation (applicant)

Citation (search report)

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

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 3553016 A1 20191016

DOCDB simple family (application)

EP 18460021 A 20180413