Hilti Aktiengesellschaft

Olaf Bode

Franz-Paul Mayr

A manually operated sander including a motor-driven grinding plate for treating a workpiece, and a device ( ) for releasably clamping abrasive paper to the grinding plate, with the clamping device ( ) having a clamping surface element ( ) and a clamping stirrup ( ) eccentrically pivotable with respect to the clamping surface element ( ) for securing at least one end region ( ) of the abrasive paper ( ), with a gap (S) between a pivotal path (B) of the clamping stirrup ( ) and the clamping surface element ( ) substantially closing toward a region of the clamping surface element ( ) that cooperates with the clamping stirrup ( ) for clamping the at least one end region ( ) of the abrasive paper ( ).

Sander with a clamping device

A sander including a motor-driven rectangular base plate ( ), and a locking mechanism ( ) for releasably attaching a sanding pad ( ) to the base plate ( ) and including at least one pawl ( ) provided on each of the font side ( ) of the base plate ( ) and the sanding pad ( ) and having a contact surface ( ) having a longitudinal extent a length of which corresponds to from 0.2 to 1.3 times of a width (b) of the front side ( ) of the base plate, with contact surfaces ( ) being movable relative to each other in opposite direction for effecting attachment and detachment of the sanding pad ( ) to and from the base plate ( ).

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Munich, Georgia

Olaf Bode