UNIFIED ASSEMBLY FOR ELECTRO-DRIVEN TOOL, AND ELECTRO-DRIVEN TOOL EQUIPPED WITH ABOVE SAID TOOL Russian patent published in 2009 - IPC B25D16/00 

FIELD: mechanics.

SUBSTANCE: unified assembly incorporated with the electro-driven tool represents a pre-assembled module of synchronisation and switching, to be used in rotary switch to cut in various operating conditions. It has a retainer to engage the element revolved by the tool spindle, with no skidding. It incorporates also, at least, one switching plate with a guide curve designed to transform rotary switch rotation into axial motion to cut in various working conditions.

EFFECT: simplified electro-driven tool assembling.

14 cl, 8 dwg