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This is a record of a document published elsewhere, first published by the AU patent office, as AU-2023296629-B2, on 19 February 2026. OpenTechnical did not first disclose it. The identifier, hashes and timestamps below record what this library served and when, not when the material became public. View the original.

OT-2026-000002673

Connection device for connecting jib segments of a jib of a tower crane

Published
Permanent URL
Classification
Lifting, Positioning & Manipulation › Hoists and Cranes
Inventors
HEIDRICH THOMAS, HESSENMÜLLER BJÖRN-PHILIPP, HILDENBRAND STEFFEN, INGELFINGER WOLFGANG, REINHARD STEFAN, WITTECK PATRICK
Assignee
WOLFFKRAN HOLDING AG
Original source
AU-2023296629-B2, the AU patent office, 19 February 2026
Document SHA-256
0b38afc1c383fc6bde46548b2579e07804f678d36b3796d9820449a691cfb9a2

Abstract

The invention relates to a connection device, in particular for connecting jib segments (1) of a jib of a tower crane, comprising: - at least one connection bolt (6) with a first securing part (9, 10, 63, 64) for securing to a first pressure plate (5, 5a, 5b, 5c) of a first jib segment (1) and with a second securing part (61, 62) for securing to a second pressure plate (5, 5a, 5b, 5c) of a second jib segment (1), wherein the first securing part (9, 10, 63, 64) is provided with a releasable non-rotating connection device for securing to the first pressure plate (5, 5a, 5b, 5c), and the second securing part (61, 62) is provided with a centering pin for securing to the second pressure plate (5, 5a, 5b, 5c), said centering pin having a securing groove (69), in particular a continuous securing groove, for receiving a radial plug-in wedge (8); and - a centering sleeve (7) for inserting into a corresponding through-opening in the second pressure plate (5, 5a, 5b, 5c), said through-opening having an inner cross-section in order to receive the second securing part (61, 62) in a form-fitting manner.

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Citation

OpenTechnical Publication OT-2026-000002673, “Connection device for connecting jib segments of a jib of a tower crane,” published September 15, 2026 at 19:14:35 UTC, https://opentechnical.org/p/OT-2026-000002673.

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