摘要 |
A sheet provided with saw teeth to be fixed to a carton case containing a rolled cooking sheet made of synthetic resin film, paper, or metallic foil and to be used for cutting said film, which is characterized particularly in that: said saw teeth are made of vulcanized fiber and, while utilizing stiffness and resilience of said vulcanized fiber as advantages thereof, sheets of moisture-proof film made of synthetic resin are formed on both sides of an original sheet of vulcanized fiber in order to improve wet-absorbing tendency as a drawback of said sheet; and further includes a carton case to which said sheet is bonded as well as a method of bonding said sheet to the carton by making use of said film and ultrasonic fusion-bonding. <IMAGE> |
申请人 |
HONSHU PAPER CO., LTD.;TOYO FIBRE CO., LTD. |
发明人 |
SANO, MITSUHIRO, FUJI-KAKO JIGYOSHO;WAKABAYASHI, NOBUO, FUJI-KAKO JIGYOSHO OF;MIKAMO, HIROAKI, FUJI-KAKO JIGYOSHO OF;IKEDA, KEIICHI, FUJI-KAKO JIGYOSHO OF;SHOJI, ISAO, 101, VILLA SUNSHINE |