PERCUSSION TOOL

A percussion tool comprises: a housing; an electric motor positioned within the housing, the motor having a nominal outer diameter of up to about 80 mm, the motor being operable to output at least about 2760 W; a battery pack supported by the housing for providing power to the motor, the battery pac...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZIMANY, Ethan T, ZAWISZA, Matthew S, GEE, Kevin R, VAN HOORN, Andrew D
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BASIC ELECTRIC ELEMENTS COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDEDFOR DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOTPARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOTOTHERWISE PROVIDED FOR ELECTRICITY HAND TOOLS MANIPULATORS PERCUSSIVE TOOLS PERFORMING OPERATIONS PORTABLE POWER-DRIVEN TOOLS PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY TRANSPORTING
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Beschreibung
Zusammenfassung:	A percussion tool comprises: a housing; an electric motor positioned within the housing, the motor having a nominal outer diameter of up to about 80 mm, the motor being operable to output at least about 2760 W; a battery pack supported by the housing for providing power to the motor, the battery pack including a plurality of battery cells having a nominal voltage of up to 80 Volts and a sustained operating discharge current of between about 40 A and about 60 A; and a percussion mechanism driven by the motor and including a striker supported for reciprocation in the housing, wherein the percussion tool has a ratio of blow power to mass that is greater than or equal to 50 W/kg.