Breakable rock bolt

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8434970
APP PUB NO 20100028088A1
SERIAL NO

12444918

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A rock bolt is disclosed, which includes first and second ends, a shaft extending between the ends, the shaft incorporating a hollow metal rod including at least one breaking zone and wherein the shaft is arranged to preferentially break in the breaking zone when impact loading is applied to the shaft.

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Patent Owner(s)

Patent OwnerAddress
FCI HOLDINGS DELAWARE INC1105 NORTH MARKET STREET SUITE 1300 WILMINGTON DE 19801

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Craig, Peter H Cooyal, AU 1 5
Gaudry, Timothy J Picton, AU 1 5

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