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US 4,733,466 AGranted
Brush and cutter unit for an electric razor
OwnerCortez Fletcher, Jr.inventor
Life of this patent
Estimating the term…
Abstract
A cutting unit for a rotary razor is provided which has a rotatable element for shearing hairs and a brush rotatable with the shearing element. The brush acts to position hairs for shaving and is particularly useful for alleviating pseudofolliculitis barbae and for positioning ingrown hairs for shaving.
Claims19
A device useful for shaving, comprising:
- at least one cutting unit having a surface portion, said unit being rotatably driveable;
- a shearing element fixedly attached to said cutting unit and rotatably driveable therewith;
- a brush fixedly attached to said surface portion and rotatably driveable with said cutting unit;
- means for rotatably driving said cutting unit comprising a motor means encased in a waterproof housing;
- guard means for separating said shearing element from a user's skin and for allowing hair stubble to engage said shearing element;
- means for retaining said at least one cutting unit;
- and a head portion detachable from said housing, said head portion comprising said guard means, said at least one cutting unit, and said retaining means.
4 more elements
A rotary shaver comprising:
- a cutting unit including at least one cutting body, said cutting body having;
- a support surface,
- a circumference,
- an axis of rotation extending in a direction perpendicular to said support surface,
- a shearing element attached to said cutting body, said shearing element including a shearing edge extending in a plane which is parallel to said support surface, and
- at least one brush attached to said cutting body, said brush having a plurality of bristles which extend in a direction perpendicular to said support surface;
- and
- means for rotatably driving said body about said axis of rotation.
5 more elements
A rotary shaver comprising:
- a cutting unit including at least one cutting body, said cutting body having;
- a support surface,
- a circumference,
- an axis of rotation extending in a direction perpendicular to said support surface,
- a shearing element attached to said cutting body, said shearing element including a shearing edge extending in a plane which is parallel to said support surface, and
- at least one brush attached to said cutting body, said brush having a plurality of bristles which extend in a direction perpendicular to said support surface;
- guard means for separating said shearing element from a user's skin and for allowing hair stubble to engage said shearing element and the bristles of said brush;
- and
- means for rotatably driving said body about said axis of rotation.
6 more elements
Dependencies are inferred from the claim text.