Adjustable biaxial stretcher

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4685230
SERIAL NO

06876980

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An adjustable stretcher device for positioning and holding frame structures of various dimensions and for biaxially tensioning a screen fabric across the frame structures for subsequent fastening. The adjustable stretcher is comprised of a generally rectalinear and flat base member, a pair of elongated opposing and perpendicularly disposed track members secured to the base member, and adjustable clamping members for slidingly engaging each track member. Elongated stretcher modules having sloping shoulder portions and a plurality of needles extending therefrom are provided for the adjustable communication with the clamping members. The adjustable movement of the clamping members on the track members and the adjustable movement of the stretcher module bodies with respect to the clamping members permit screen fabric materials to be biaxially tensioned across a frame structure placed within the perimeter of the stretcher module bodies.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Mason, III William H 902 Goodrich Ave., St. Paul, MN 55105 5 36

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