Cutting device and support for same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11939868
APP PUB NO 20230228192A1
SERIAL NO

18189511

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A cutting assembly for a rock excavation machine having a frame includes a boom and a cutting device supported on the boom. The boom includes a first portion and a second portion, the first portion supported for pivotable movement relative to the frame. In some embodiments, the first portion includes a first structure extending along a longitudinal base axis and a second structure moveable relative to the first portion in a direction parallel to the longitudinal base axis, and at least one bearing supports the second portion for movement relative to the first portion. In some embodiments, the second portion is pivotably coupled to the first portion by a universal joint, and a suspension system including a plurality of biasing members may be coupled between the first portion and the second portion.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
JOY MM DELAWARE INC2751 CENTERVILLE ROAD SUITE 342 WILMINGTON DE 19808

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Boyd, Richard Balgownie, AU 35 48
Daher, Nagy Punchbowl, AU 11 40
de, Sousa Joaquim Antonio Soares Alberton, ZA 13 152

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