Patent ID: 9579872
Date: 2017-02-28
CPC Classifications: B05C,B31F,B32B

Claim:
1. A gluing device comprising: a reservoir tank storing therein liquid glue; an applicator roll partially immersed in the liquid glue stored in the reservoir tank; a doctor roll for adjusting a thickness of the liquid glue adhered to the applicator roll to become uniform; and a pair of glue dams for regulating a width of the liquid glue adherable to the applicator roll, the gluing device being configured to apply the adhered liquid glue on the applicator roll to a corrugated medium of a corrugated paperboard sheet, wherein each of the glue dams comprises a pair of dam units located in spaced-apart relation to each other in a width direction of the applicator roll, and wherein the pair of dam units are configured to form a glue-uncoated region interposed between the pair of dam units on an outer peripheral surface of the applicator roll so as to correspond to a trimming region along each of opposite edges of the corrugated paperboard sheet.