BELT SANDER

A belt sander includes: a power unit having a rotating shaft; a rotatable belt casing defining a track groove that is open toward the power unit and that surrounds the rotating shaft, and having a plurality of engaging portions that are arranged around the track groove; an abrasive belt drivable by...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	HO, Ching-Chih, CHEN, Yu-Da
Format:	Patent
Sprache:	eng
Schlagworte:	DRESSING OR CONDITIONING OF ABRADING SURFACES FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS GRINDING MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING PERFORMING OPERATIONS POLISHING TRANSPORTING
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Beschreibung
Zusammenfassung:	A belt sander includes: a power unit having a rotating shaft; a rotatable belt casing defining a track groove that is open toward the power unit and that surrounds the rotating shaft, and having a plurality of engaging portions that are arranged around the track groove; an abrasive belt drivable by the rotating shaft; and a positioning unit including a movable positioning member that is adapted for manual operation, and an engaging member that is co-movably connected to the positioning member. The positioning unit is movable between an engaging position, where the engaging member is engaged with a selected one of the engaging portions, and a releasing position, where the engaging member is disengaged from the engaging portions.