Process for manufacturing metal rims for vehicle wheels and products so obtained

(19)

(11)

EP 0 089 520 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	21.03.1984 Bulletin 1984/12

(43)	Date of publication A2:
	28.09.1983 Bulletin 1983/39

(21)	Application number: 83102016

(22)	Date of filing: 02.03.1983

(84)	Designated Contracting States:
	CH DE FR GB LI SE

(30)

Priority:

18.03.1982 IT 2024482

(71)	Applicant: ALLUMINIO ITALIA S.p.A.
	()

(72)	Inventor:
	Grimaldi, Piero ()

(54)	Process for manufacturing metal rims for vehicle wheels and products so obtained

(57) Shaped metal rims for vehicle wheels, particularly tire rims of aluminium alloy for wheels of motor vehicles, obtained by hydroforming of a tubular section either extruded or of another type, said section being significantly smaller in diameter than said rims.

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