Machine supporting rock cutting device

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11203930
APP PUB NO 20200173277A1
SERIAL NO

16780607

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A machine for excavating rock includes a frame, a cutting device, and a boom. The cutting device includes a cutting disc having a cutting edge, and the cutting disc is rotatable about a cutting device axis. The boom supports the cutting device and includes a first end, a second end, and a boom axis substantially parallel to the cutting device axis. The boom further includes a first portion and a second portion. The first portion is coupled to the frame for rotation about a first pivot axis between a raised position and a lowered position. The second portion is coupled to the cutting device, and the second portion is pivotable about a second pivot axis between a raised position and a lowered position.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
JOY GLOBAL UNDERGROUND MINING LLC40 PENNWOOD PLACE SUITE 100 WARRENDALE PA 15086

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Daher, Nagy New South Wales, AU 11 40
Keech, Geoffrey W Wellington Point, AU 12 63
Lugg, Peter A Ferny Grove, AU 14 70
Reeves, Stuart North Wollongong, AU 16 639

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