Percussion electrical hand-held tool

Details Percussion electrical hand-held tool Percussion electrical hand-held tool

2005-06-07

2005-06-07

Rada, Rinaldi I. (Department: 3721)

Tool driving or impacting

Impacting devices

Hammer head driven by pulsating fluid pressure

C173S201000, C173S128000, C310S012060, C310S036000, C310S037000, C310S047000, C310S050000

Reexamination Certificate

active

06902012

ABSTRACT:
An electrical hand held tool for producing at least a percussion movement of a working tool includes an electrical drive, a first, oscillating subassembly including a percussion mechanism (2) and a rotor (5) of the electrical drive for transmitting torque to the percussion mechanism and rotatable about a rotor axis (B) extending parallel to an oscillation path (I) of the first subassembly, and a second subassembly including a housing (6) in which the first subassembly is supported for a limited oscillating movement along a tool axis (A).

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“General Theory on Motors”, http://mechatronics.mech.northwestern.edu/mechatronics/design_ref/actuators/motor_theory.

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