Facing sheet edge trimming

Details Facing sheet edge trimming Facing sheet edge trimming

1977-03-31

1977-12-27

Drummond, Douglas J.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Plaster board making

51328, 156154, 156216, 156250, 156267, 156268, B32B 3004, B32B 3100, B24B 100

Patent

active

040653331

ABSTRACT:
Plastic sheet material, laminated to the front face and side edges of wallboard, having excess sheet width at each side edge, is uniformly and rapidly trimmed to a neat skived edge which becomes firmly adhered to the wallboard edge, by abrading through the sheet material with a rotary abrader such as a nylon brush.

REFERENCES:
patent: 2056450 (1936-10-01), Haberstump
patent: 2382169 (1945-08-01), Pena
patent: 2748046 (1956-05-01), Works et al.

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