Fixing tool for square frame

Details Fixing tool for square frame Fixing tool for square frame

1984-04-20

1985-12-24

Watson, Robert C.

Work holders

Plural holders to hold workpieces relative to each other

Workpieces normal to each other

269108, B25B 120

Patent

active

045601534

ABSTRACT:
The present invention relates to a fixing tool for a square frame and, more particularly to one utilizing three molds and a base mold to support four corners of a square frame, with a rope or metal strip passing through the outer periphery of the molds and then clamping the rope or metal strip with a fixing piece, so that when the fixing piece is drawn by screwing a screw handle against the base mold, the corners of the square frame can be clamped by means of the molds and the base mold to thereby facilitate correctly positioned adhesion of the square frame.

REFERENCES:
patent: 1053556 (1913-02-01), Bergstrom
patent: 4047710 (1977-09-01), Wilson
patent: 4171799 (1979-10-01), Elko

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