Drilling apparatus

A hand-operated drilling and/or chiselling appliance has a casing with a handgrip, an electrical drive motor, a carbon brush retaining ring (10) with restricted rotation in a peripheral direction and a switch unit (24) working with it to control rotation. The carbon brush retaining ring is fitted wi...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: BURGER, HELMUT, LUEBKERT, ERNST-RUDOLF, BRAML, GEORG, TROEDER, LUTZ
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
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Beschreibung
Zusammenfassung:A hand-operated drilling and/or chiselling appliance has a casing with a handgrip, an electrical drive motor, a carbon brush retaining ring (10) with restricted rotation in a peripheral direction and a switch unit (24) working with it to control rotation. The carbon brush retaining ring is fitted with two carbon brush holders (14,15) set opposite each other. The switch unit has an operating element (25) on a side opposite the grip.