Patent ID: 9597915
Date: 2017-03-21
CPC Classifications: B05C,B42C,Y10T

Claim:
1. An adhesive applicator comprising: a container for storing hot-melt adhesive; a heating means for heating and melting adhesive, in solid form, inside said container; a sensor means for detecting the temperature of the adhesive inside said container; application means for applying the adhesive inside said container to a sheet bundle; a stirring rotor for stirring the adhesive inside said container; and a control means for starting rotation of said stirring rotor according to said sensor means detecting that the adhesive inside said container has been heated by said heating means and has reached a predetermined temperature, said control means therein for continuing the rotation of said stirring rotor at a first speed until the elapse of a predetermined first stirring time, for then rotating the rotor at a second speed faster than the first speed until the elapse of a predetermined second stirring time, and for thereafter rotating the rotor at a third speed slower than the second speed until the elapse of a predetermined third stirring time.