Bed or chair with variable-position backrest

(19)

(11)

EP 0 917 843 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	22.11.2000 Bulletin 2000/47

(43)	Date of publication A2:
	26.05.1999 Bulletin 1999/21

(21)	Application number: 98120689.9

(22)	Date of filing: 06.11.1998

(51)	International Patent Classification (IPC)⁷: A47C 1/026, A47C 20/04

(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:

21.11.1997 IT MI972605

(71)	Applicant: Shaf S.p.A.
	20017 Rho (Milano) (IT)

(72)	Inventor:
	Houli, Alain 20124 Milano (IT)

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

(54)	Bed or chair with variable-position backrest

(57) A bed or chair with variable-position backrest, comprising a seat portion (2) and a backrest (3) which is hinged to the seat portion (2), about a substantially horizontal axis (4), proximate to the rear side of the seat portion. The bed or chair comprises a detent device (5) which is interposed between the seat portion (2) and the backrest (3) and is suitable to lock the backrest, in its rotation about its horizontal axis (4), in positions which lie at various angles with respect to the plane of arrangement of the seat portion (2). An elastic means (6) is provided which is interposed between the seat portion (2) and the backrest (3) and elastically contrast the rotation of the backrest (3) about its horizontal axis (4) in the direction of rotation that causes an increase in the angle formed by the backrest (3) with respect to the plane of arrangement of the seat portion (2).

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