HAND-HELD TOOL DRIVEN BY STORAGE BATTERY Russian patent published in 2015 - IPC B25D11/00 B25F5/00 

FIELD: process engineering.

SUBSTANCE: invention relates to hand-held tools. This hand-held tool incorporates working tip making axial working stroke. It comprises storage battery, motor driven thereby, motion converter, percussion mechanism and power transfer mechanism. Motion converter spins the tool tip by power transferred from said motor. Tool body houses motor and said converter. Body has front end to house the tool tip, the motor being arranged so that not to cross the tool tip lengthwise axis. Total motor and storage battery weight is smaller than that of said converter. Said converter comprises swinging ring and counter shaft arranged between motor and tool tip lengthwise axis.

EFFECT: friendly use owing to closer location of centre of gravity to tool tip working axis.

11 cl, 1 dwg