Mixer for concrete, mortar and similar materials, provided with small unloading hopper

(19)

(11)

EP 1 685 933 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	16.05.2007 Bulletin 2007/20

(43)	Date of publication A2:
	02.08.2006 Bulletin 2006/31

(21)	Application number: 06425009.5

(22)	Date of filing: 12.01.2006

(51)

International Patent Classification (IPC):

B28C 5/14^(2006.01)

B28C 7/16^(2006.01)

(84)	Designated Contracting States:
	AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
	Designated Extension States:
	AL BA HR MK YU

(30)

Priority:

31.01.2005 IT MC20050001 U

(71)	Applicant: Officine Meccaniche Galletti O.M.G. - S.r.l.
	06078 Perugia (PG) (IT)

(72)	Inventor:
	Galletti, Paolo 06078 Perugia (IT)

(74)	Representative: Baldi, Claudio
	Viale Cavallotti, 13 60035 Jesi (AN) 60035 Jesi (AN) (IT)

(54)	Mixer for concrete, mortar and similar materials, provided with small unloading hopper

(57) The present invention refers to a mixer for concrete, mortar and similar materials, provided with a parallelepiped tank in which two mixing shafts are horizontally mounted in parallel, which rotate inside basically cylindrical chambers, with a longitudinal overturned V-shaped profile in intermediate lower position, whose continuity is interrupted by the presence of a small central rectangular trap, with a hopper fixed in lower external position on the tank and provided with an upper mouth slightly larger than the length of the trap; it being also provided that the trap is equipped with a tilting lid to guarantee closing and opening by means of a suitable actuator.

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