US Patent 10456935 Shaving apparatus and shaving apparatus head

A motorized shaving apparatus and head therefor that cuts or trims hair via shearing. In one embodiment, the invention is a shaving apparatus head having a body, a rotary cutter mounted to the body so as to be rotatable about a rotational axis, the rotary cutter having cutting edges that collectively define a reference cylinder about the rotational axis, and a blade mounted to the body so as to extend along a first reference plane that intersects the reference cylinder, the blade positioned so that a user's hairs are sheared between a cutting edge of the blade and the cutting edges of the rotary cutter when the rotary cutter is rotating about the rotational axis.