(19)
(11) EP 0 156 000 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
25.03.1987 Bulletin 1987/13

(43) Date of publication A2:
02.10.1985 Bulletin 1985/40

(21) Application number: 84114345

(22) Date of filing: 27.11.1984
(84) Designated Contracting States:
BE CH DE FR GB IT LI NL SE

(30) Priority: 05.03.1984 US 586260

(71) Applicant: International Paper Company
 ()

(72) Inventors:
  • Alexander, Garold W.
     ()
  • Yaus, Richard D.
     ()

   


(54) Paperboard container having an internal ledge, and apparatus and method for manufacturing it


(57) @ A paperboard container and a method and apparatus for producing it are disclosed. A relatively deep central portion of the container, having a side wall with at least one tightly-radiused corner portion, is formed in a first forming step, after which a second, preferably peripheral region is formed. The second region preferably comprises a ledge or shoulder formed in the side wall of the container and spaced from both the top and the bottom of the side wall. A top piece preferably rests on the ledge or shoulder, and serves as a lid.






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