Patent ID: 8585466
Filing Date: 2013-11-19
Classification: B24D,Y10T

Abstract:
1. A grinding head for a floor surface grinding machine, comprising: a tool holder, which in use is moved by the grinding machine in a plane, the tool holder being adapted to connect at least two grinding tools thereto; at least two grinding tools which are connectable to the tool holder, wherein the at least two grinding tools or the tool holder comprises permanent magnets and the other one of the at least two grinding tools or tool holder comprises magnetic or magnetizable material to cooperate with the permanent magnets in order to connect the at least two grinding tools to the tool holder, wherein the at least two grinding tools or the tool holder is provided with at least two pins per grinding tool and the other one of the at least two grinding tools or tool holder is provided with complementary cavities which extend transverse to said plane of movement to prevent movement of the grinding tools with respect to the tool holder in a direction parallel to said plane when the grinding tools are connected to the tool holder.