(19)
(11) EP 0 127 593 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
07.08.1985 Bulletin 1985/32

(43) Date of publication A2:
05.12.1984 Bulletin 1984/49

(21) Application number: 84830157

(22) Date of filing: 21.05.1984
(84) Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE

(30) Priority: 30.05.1983 IT 482183

(71) Applicant: Scarafoni, Verio
 ()

(72) Inventor:
  • Scarafoni, Verio
     ()

   


(54) Device which can be enlarged with a controlled expansion


(57) This invention is embodied with a device (10) which can be enlarged with a controlled expansion and is suitable for carrying out a method for the moulding of concrete and which can process simple or reinforced concrete and comprises:

- impermeable, resilient sheath means (11) cooperating with at least one movable element (13-113), and

- a bearing structure (12),
at least one enlargeable element (14-114) being included between the bearing structure (12) of the device (10) and the movable element (13).





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