Percussion electrical hand-held tool

摘要

Knocking electric hand tool device has a device housing, grab handle (12) and a device housing (14) arranged in engine (16). The device housing is firmly connected with pipe section shaped crankcase (26) correspondent to pipe section shaped interior housing (32). The pipe-section-shaped crankcase encloses a space whereby a damper (38) is provided between two pipe-section-shaped housings and over which two pipe-section-shaped housings can be coupled axially and are relocatable with each other.