Coupling device for sewer and drain cleaning cable

F - Mech Eng,Light,Heat,Weapons – 16 – D

Patent

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Details

F16D 9/00 (2006.01) B08B 9/02 (2006.01) B08B 9/04 (2006.01) E03F 9/00 (2006.01) F16C 1/08 (2006.01) F16D 9/06 (2006.01)

Patent

CA 2229217

The coupling device (10) for coupling a cable (16) of a sewer and drain cleaning machine to a cutting tool comprises a housing (22), a cable connecting mechanism (24) for connecting the cable (16) to the housing (22), a cutting tool connecting mechanism (20) for rotatably connecting the cutting tool to the housing (22), and a breakable drive mechanism (40) for driving the cutting tool when the cable (16) and the housing (22) are rotated and breaking when a predetermined amount of torque is applied between the housing (22) and the cutting tool, wherein the predetermined amount of torque being less than the amount of torque needed to break the cable (16).

Un dispositif de couplage (10) destiné à raccorder un câble (16) d'une machine pour nettoyer un égout ou un drain à un outil coupant comprend un carter (22), un mécanisme (24) de raccordement du câble (16) au carter (22), un mécanisme (20) pour raccorder l'outil coupant en rotation au carter (22) et un mécanisme (40) qui entraîne l'outil coupant quand le câble (16) et le carter (22) tournent et qui se casse quand un couple prédéterminé apparaît entre le logement (22) et l'outil coupant, ce couple étant inférieur à celui nécessaire pour casser le câble (16).

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