(19)
(11) EP 0 083 133 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
22.08.1984 Bulletin 1984/34

(43) Date of publication A2:
06.07.1983 Bulletin 1983/27

(21) Application number: 82201620

(22) Date of filing: 17.12.1982
(84) Designated Contracting States:
BE DE FR GB IT NL SE

(30) Priority: 24.12.1981 NL 8105838

(71) Applicant: B.V. KARTONNAGEFABRIEK GELRIA
 ()

(72) Inventor:
  • Hofstede, Wilhelmus
     ()

   


(54) Foldable box


(57) A foldable box with a bottom (1), upright side walls (6) and upright end walls (3), connected to each other at their top ends, one pair of opposed walls (2,3) and connected wall sections overlapping the two other upright walls (6, 7) are provided with striplike extensions (14, 22; 15, 23; 16, 24; 17, 25) foldable about folding lines (12, 30, 31; 13, 32, 33) and wherein vertical folding lines (26, 38, 39; 27, 40, 41; 28, 42, 43; 29, 44, 45) are provided such, that in each corner of the box a re-entrant corner (34'-37') is formed, whereas in the other pair of upright walls from the corner points of the box a folding line (46-49) is provided, extending upwardly at an angle of approximately 45°.
According to the invention the striplike extensions (10, 22, 23; 11,24,25) of the one pair of opposed upright walls (2, 3) are secured in overlapping manner on said pair of opposed walls (2, 3) and on the wall sections (14,15; 16,17) connected thereto, except at the location of the re-entrant corners (34'-37').







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