Quick change arbor, hole cutter, and method

Details Quick change arbor, hole cutter, and method Quick change arbor, hole cutter, and method

B - Operations, Transporting

27

B

B27B 5/12 (2006.01) B23B 31/113 (2006.01) B23B 35/00 (2006.01) B23B 47/00 (2006.01)

Patent

CA 2718940

An arbor is provided for small diameter quick change and standard hole cutters. Each hole cutter defines an outer diameter of less than 1 -1/4 inches, a central aperture and at least one drive pin recess. The arbor comprises an arbor body including an end portion engageable within the central aperture, and a drive member having at least one drive pin for engaging a corresponding drive pin re- cess of the hole cutter for rotatably driving the hole cutter.

La présente invention concerne un arbre pour des scies emporte-pièce standard et à changement rapide de petit diamètre. Chaque scie emporte-pièce définit un diamètre externe inférieur à 1,25 pouce (3,17 cm), une ouverture centrale et au moins un creux de broche dentraînement. Larbre comprend un corps darbre comprenant une partie terminale pouvant entrer en prise dans louverture centrale et un élément dentraînement comportant au moins une broche dentraînement pour la mise en prise dun creux de broche dentraînement correspondant de la scie emporte-pièce pour un entraînement rotatif de la scie emporte-pièce.

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