Screw tightening knob with preadjustable active torque

(19)

(11)

EP 1 099 516 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	23.10.2002 Bulletin 2002/43

(43)	Date of publication A2:
	16.05.2001 Bulletin 2001/20

(21)	Application number: 00123463.2

(22)	Date of filing: 06.11.2000

(51)	International Patent Classification (IPC)⁷: B25B 23/14

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
	Designated Extension States:
	AL LT LV MK RO SI

(30)

Priority:

10.11.1999 IT MO990056 U

(71)	Applicants:
	Ferrari, Gino 42015 Correggio (Reggio Emilia) (IT) Maioli, Franco 42015 Correggio (Reggio Emilia) (IT)

(72)	Inventors:
	Ferrari, Gino 42015 Correggio (Reggio Emilia) (IT) Maioli, Franco 42015 Correggio (Reggio Emilia) (IT)

(74)	Representative: Reniero, Cirillo Silvano et al
	Reniero, Bergamini & Partners s.r.l., 21, Via A. Sciesa 37122 Verona 37122 Verona (IT)

(54)	Screw tightening knob with preadjustable active torque

(57) A screw tightening knob with preadjustable active torque is composed of an adaptor base (2) which can be rigidly coupled to a body to be tightened and onto which a handgrip (4) can be screwed with interposed pre-loaded friction coupling means (3).

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