Air operated fifth wheel

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5472223
SERIAL NO

08160022

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An accessory fluid cylinder and cam apparatus mounted under a fifth wheel, which is both manually operable or energizable by a tractor air system to enable a driver to automatically and remotely release the safety latch and unlock the fifth wheel jaw to release a trailer king pin when the tractor parking brake is engaged.

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First Claim

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Family

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Patent Owner(s)

Patent OwnerAddress
AMSTED INDUSTRIES INCORPORATED205 NORTH MICHIGAN AVENUE 44TH FLOOR BOULEVARD TOWERS SOUTH CHICAGO ILLINOIS 60601

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hawthorne, V Terrey Lisle, IL 22 729
Kaim, John W Chicago, IL 18 297

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