Structure of motorized toothbrush with serving period indication
First Claim
Patent Images
1. A motorized toothbrush, comprising:
- a brush head comprising a plurality of bundles of bristles vertically fastened therein at one end, a plurality of projecting strips axially extending downwardly therefrom at the opposite end around a circle, a hole on the outer suface of said brush head, and an index near said projecting strips;
a power unit comprising a housing, motor in the interior thereof, said motor being connected in series with a battery, a driving axle vertically extending upwardly from said housing and comprising a tenon horizontally extending therefrom at an upper position thereof, said motor driving said axle and causing said axle to rotate, a serving period indicating ring comprising teeth on its inner wall and markings around its periphery corresponding to said teeth and respectively for the indication of each of the months of a year;
said driving axle being inserted in the projecting strips whereby said tenon enters into said hole in said brush head, said projecting strips enter said ring and are held by said teeth, and said index is pointed at one of said markings.
0 Assignments
0 Petitions
Accused Products
Abstract
A motorized toothbrush, which comprises a serving period indicating ring adjustably mounted on a brush handle and secured between a brush head and a power unit for the indication of the month a brand-new brush begins to use so that one can easily identify if a brush has been over-used.
-
Citations
1 Claim
-
1. A motorized toothbrush, comprising:
- a brush head comprising a plurality of bundles of bristles vertically fastened therein at one end, a plurality of projecting strips axially extending downwardly therefrom at the opposite end around a circle, a hole on the outer suface of said brush head, and an index near said projecting strips;
a power unit comprising a housing, motor in the interior thereof, said motor being connected in series with a battery, a driving axle vertically extending upwardly from said housing and comprising a tenon horizontally extending therefrom at an upper position thereof, said motor driving said axle and causing said axle to rotate, a serving period indicating ring comprising teeth on its inner wall and markings around its periphery corresponding to said teeth and respectively for the indication of each of the months of a year;
said driving axle being inserted in the projecting strips whereby said tenon enters into said hole in said brush head, said projecting strips enter said ring and are held by said teeth, and said index is pointed at one of said markings.
- a brush head comprising a plurality of bundles of bristles vertically fastened therein at one end, a plurality of projecting strips axially extending downwardly therefrom at the opposite end around a circle, a hole on the outer suface of said brush head, and an index near said projecting strips;
Specification
-
- Resources
Litigation Campaign Assessment
Thank you for your request. You will receive a custom alert email when the Litigation Campaign Assessment is available.
×
-
Current AssigneeChung-Jen Pai
-
Original AssigneeChung-Jen Pai
-
InventorsPai, Chung-Jen
-
Primary Examiner(s)Hornsby, Harvey C.
-
Assistant Examiner(s)CHIN, RANDALL E
-
Application NumberUS07/532,049Time in Patent Office564 DaysField of Search15/22.1, 15/23, 15/24, 15/28, 15/29, 15/167.1, 15/176.1, 15/176.6, 116/298, 116/308, 116/335, 40/314, 40/314 X, 40/335US Class Current15/22.1CPC Class CodesA46B 15/00 Other brushes; Brushes with...A46B 15/0085 Brushes provided with an id...A46B 2200/1066 Toothbrush for cleaning the...A61C 17/222 Brush body details, e.g. th...
