Handle-fixing system for a hand tool or utensil

Details Handle-fixing system for a hand tool or utensil Handle-fixing system for a hand tool or utensil

B - Operations, Transporting

25

G

B25G 3/12 (2006.01) B25G 3/28 (2006.01)

Patent

CA 2571388

The invention relates to a handle-fixing system for a hand tool or utensil, in which the tool (2) is equipped with a biconical through-hole and the handle is equipped with handle head (1). According to the invention, the outer surface of the handle head fits together with that of the hole in which it is housed. In addition, the handle head (1) is provided with an inner hole (40) comprising an opening (31) in the projecting (Z2) zone thereof, which is equipped with a wedge (5) which, by pressing on the projecting zone (Z2), adapts same to the hole. The invention also comprises fixing screw (7) comprising a body (16) which extends through the wedge (5) and which is screwed (15), (151) either directly or indirectly to the handle head (1). The head (9) of the fixing screw butts either directly or indirectly against the tool (2), such that the handle head (1) acts as a nut in relation to the fixing screw (7). The invention is suitable for hand tools.

L'invention concerne la fixation du manche d'un ustensile ou d'un outil manuel. L'outil (2) présente un orifice traversant biconique et le manche présente une tête de manche (1) dont la surface extérieure est conjuguée à celle de l'orifice dans lequel elle est encastrée. La tête du manche (1) présente un orifice intérieur (40) à la sortie (31) duquel se trouve un coin (5) au niveau d'une zone (Z2) en saillie, qui, en comprimant ladite zone (Z2) en saillie, adapte celle-ci à l'orifice. Une vis (7) de fixation dont le corps (16) traverse le coin (5) est directement/indirectement fixée par vissage (15, 151) à la tête du manche (1). Ladite vis comprend une tête (9) venant buter directement/indirectement contre l'outil (2), de manière que la tête du manche (1) fasse fonction d'écrou par rapport à la vis (7) de fixation. L'invention s'utilise dans les outils manuels.

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