Boom arm and concrete-distributing boom

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9874033
SERIAL NO

15485721

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Importance

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Abstract

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An inventive boom arm for a concrete-distributing boom. The boom arm has an elongate box-profile support formed from two flanges and two webs connecting the flanges laterally. The boom arm has first and second articulation points spaced apart in the longitudinal direction of the boom arm. A first flange opening is disposed at the first articulation point and a second flange opening is disposed at the second articulation point. A sealing-partition seals a cavity region of the box-profile support at least in a region of the first and second flange openings. The sealing partition can be provided in the form of a plate that continuously spans the cavity region between the first and second articulation points and is connected laterally to the webs. The first articulation point is located at the end of the boom arm and is arranged within the cavity region and is covered by the partition plate.

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Patent Owner(s)

Patent OwnerAddress
PUTZMEISTER ENGINEERING GMBHMAX-EYTH-STRASSE 10 AICHTAL 72631

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hahn, Christian Schönaich, DE 31 107

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