Lattice mast crane and lattice mast boom

US9108827B2 · kind B2 · utility

Assignee

• LIEBHERR-WERK EHINGEN GMBH · DE

Inventors

• Hans-Dieter Willim · Bad Saulgau, DE
• Roland Bohnacker · Blaubeuren, DE

Key dates

• Filing date: Apr 5, 2011
• Grant date: Aug 18, 2015
• Expiry date: Aug 13, 2033

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B66C23/70
• WIPO field: Handling
• WIPO sector: Mechanical engineering

Abstract

A lattice mast crane having a lattice mast boom which can be luffed up in a vertical luffing plane and which comprises a pivotal connection piece, a plurality of lattice pieces releasably connectable to one another, and a head piece, with the lattice mast boom having a two-strand or multi-strand region, wherein at least one side part is releasably arranged at the pivotal connection piece and the two-strand or multi-strand region is arranged directly or indirectly at the pivotal connection piece and/or directly or indirectly at least one side part.