US 12,404,153 B2
Dismantlable lattice piece for crane boom
Ulrich Wiedemann, Ulm (DE); Roland Bohnacker, Blaubeuren (DE); and Thomas Stangl, Allmendingen (DE)
Assigned to LIEBHERR-WERK EHINGEN GMBH, Ehingen/Donau (DE)
Filed by Liebherr-Werk Ehingen GmbH, Ehingen/Donau (DE)
Filed on May 9, 2024, as Appl. No. 18/660,063.
Application 18/660,063 is a division of application No. 17/370,964, filed on Jul. 8, 2021.
Claims priority of application No. 10 2020 118 256.2 (DE), filed on Jul. 10, 2020.
Prior Publication US 2024/0294364 A1, Sep. 5, 2024
Int. Cl. B66C 23/70 (2006.01)
CPC B66C 23/70 (2013.01) 3 Claims
OG exemplary drawing
 
1. A method of assembling a lattice piece comprising the steps:
erecting a corner bar plate by 90° and fixing the corner bar plates to an assembly frame and/or to an assembly console such that it stands on the assembly frame and/or on the assembly console;
erecting a second corner bar plate about 90° such that it stands on a corner bar and connecting the corner bar plate to the assembly frame and/or to the assembly console;
assembly or unfolding of the first lattice plate and connecting the lattice plate to the oppositely disposed corner bar plate;
inserting at least one diagonal bar; and
assembly or unfolding of the second lattice plate and connecting the second lattice plate to the oppositely disposed corner bar plate.