Gypsum board forming device

Details Gypsum board forming device Gypsum board forming device

2005-03-15

2005-03-15

Colaianni, Michael P. (Department: 1732)

Plastic article or earthenware shaping or treating: apparatus

With means applying coating material to work or work contact...

Separate means applying material directly to shaping means,...

C425S101000, C425S104000, C425S115000, C425S123000, C425S220000, C425S224000, C425S346000, C156S346000, C156S348000

Reexamination Certificate

active

06866492

ABSTRACT:
A gypsum board forming device having a gypsum forming station including two laterally disposed edger shoes, and at least one laterally disposed edger bar clamping element on the edger bar. In one embodiment a laterally extending forming plate extends over the top surface of the formed gypsum board, the forming plate including a plurality of micropore conduits through which pressurized water is supplied to provide a film of smoothing water over the top surface of the gypsum board. In another embodiment the edger shoes have a flapper mechanism for retaining unset slurry skimmed off the surface of the gypsum board by the edger bar.

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