(19)
(11) EP 0 806 290 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
12.05.1999 Bulletin 1999/19

(43) Date of publication A2:
12.11.1997 Bulletin 1997/46

(21) Application number: 97500084.5

(22) Date of filing: 08.05.1997
(51) International Patent Classification (IPC)6: B31B 3/46
(84) Designated Contracting States:
AT BE CH DE DK FI FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 09.05.1996 ES 9601041

(71) Applicant: Ribawood, S.A.
50004 Zaragoza (ES)

(72) Inventors:
  • Sanchez Duran, Daniel Emilio
    08203 Sabadell (Barcelona) (ES)
  • Duran Fuentes, Manuel
    08203 Sabedell (Barcelona) (ES)

(74) Representative: Hernandez Covarrubias, Arturo 
c/o Clarke, Modet & Co., Avda. de los Encuartes 21
28760 Tres Cantos (Madrid)
28760 Tres Cantos (Madrid) (ES)

   


(54) A machine for shaping boxes from a heat-weldable material


(57) The machine includes means for supply of the unfolded(2) boxes, means of transport picking up the boxes from the means of supply and arranging them in a heating unit, means for immobilizing the unfolded boxes in the heating unit, a box former (14), a treader-former (20) introducing the unfolded box in the former, obtaining the folding of its sides with respect to the base, means of pressing determining the heat welding of the opposite ends of the adjoining sides of the shaped box and means for removing the shaped boxes by the machine.






Search report