| 摘要 |
A quick - change system for a rotatable tool comprise a rotatable foot comprising a first coupling portion situated on or proximate to a longitudinal axis thereof, a tool assembly comprising a second coupling portion situated on or proximate to said longitudinal axis, which two coupling portions can be coupled to one another and, in the coupled state, the foot supports the tool assembly in a rotatable manner, operating means which are suitable for locking and unlocking the two coupling portions, wherein the operating means comprise an unlock button which is to be pressed transversely to the longitudinal direction The outside surface of the system at the level of the unlock button may be substantially cylindrical and said unlock button may form part of the outside surface and may be substantially flush with the surrounding surface. |
