Patent · US Expired

Glue applicator for corrugator machines

US4603654A · kind A · utility

23Cited by
4References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 20, 1985
Grant dateAug 5, 1986
Priority date
Expiry dateFeb 20, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T156/1021
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Disclosed herein is a glue applicator for a corrugator machine in which a starch glue in a glue pan is applied to ridge portions of a corrugated core sheet by an applicator roll, the applicator comprising: a stock tank holding a stock of starch glue; a glue heater having a couple of upper and lower glue pooling chambers for reserving the starch glue supplied from the stock tank, a heat medium chamber defined between the upper and lower pooling chamber and holding a heat medium, a plural number of heat exchange pipes inserted vertically across the heat medium chamber in contact with said heat medium and communicating at the upper and lower ends with the upper and lower pooling chambers to permit flows of the starch glue between the upper and lower pooling chambers, and a steam blow pipe opened into a bottom portion of the heat medium chamber for blowing steam thereinto; and a glue feed pipe connecting the upper pooling chamber of the glue heater to the glue pan.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.