(19)
(11) EP 0 894 593 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
03.01.2001 Bulletin 2001/01

(43) Date of publication A2:
03.02.1999 Bulletin 1999/05

(21) Application number: 98112163.5

(22) Date of filing: 01.07.1998
(51) International Patent Classification (IPC)7: B28D 1/00, B28D 1/30
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 17.07.1997 IT MO970132

(71) Applicant: Ker.Av. S.r.l.
41053 Maranello (Prov. of Modena) (IT)

(72) Inventor:
  • Marchetti, Francesco
    41053 Pozza di Maranello (Modena) (IT)

(74) Representative: Modiano, Guido, Dr.-Ing. et al
Modiano Gardi Patents, Via Meravigli, 16
20123 Milano
20123 Milano (IT)

   


(54) Method for manufacturing mosaic tesserae with an antique appearance, and tesserae manufactured thereby


(57) A method for manufacturing antique mosaic tesserae, comprising the steps of:
  • placing a slab-like matrix (5) under a cutting unit (1), arranging the matrix (5) upside down so that the exposed face is directed away from the unit;
  • scoring the laying side along at least two directions and to a preset and adjustable depth, creating preferential fracture lines (6);
  • fracturing the slab-like matrix (5) scored on the laying face; and
  • tumbling the resulting tesserae in order to round their edges.






Search report