Patent 7757404 was granted and assigned to Panasonic on July, 2010 by the United States Patent and Trademark Office.
A personal trimming system includes a main body having a motor and a part of a driving unit for converting a rotation of the motor into a reciprocating motion; and a head portion having a driven member moving in a reciprocating motion. The head portion is pivotably supported with respect to the main body, and a gap is provided between the main body and the head portion.