Adjustable roller assembly for sliding doors

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4850078
SERIAL NO

07260871

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An adjustable roller assembly for sliding doors including a housing adapted to be snap-fit into a recess provided in the upper or lower surface of a door frame, the housing defining a cavity which is open at the lower end. A roller carrier is mounted in the housing cavity and is vertically adjustable with respect to the housing. The lower end of the roller carrier defines circular flanges in which is rotatably mounted a roller having an integral hub. A camming arrangement associated with the roller carrier is accessible for adjustment from the side of the door frame and is operable to adjust the vertical position of the roller carrier and roller to adjust the slack between the door and the track upon which the roller is adapted to ride.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
QUANEX CORPORATION1900 WEST LOOP SOUTH STE 1500 HOUSTON TX 77027

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Armstrong, Laurence P Weyerhaeuser, WI 8 100
Johnson, William M Rice Lake, WI 109 3888
Libby, Scott A Eau Claire, WI 2 17
Peterson, James L Aurora, IL 27 349
Pliml, Jr Frank V Arlington Heights, IL 12 115

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