Methods of manufacturing toothbrushes

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20030041402A1
SERIAL NO

10236116

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method is provided for manufacturing a function element carrier with function elements, for example, individual tufts made up of bristles and/or massage elements, interproximal cleaning elements, or other elements designed to be fastened to a toothbrush and also perform special functions. The function elements are equipped at their ends intended for anchoring in a toothbrush with an anchor, retainer or axle element. The method includes: (a) inserting several function elements in corresponding recesses of an injection mold, said injection mold being connected via grid or bar shaped channels formed in a die to recesses in the areas of the anchoring ends of the function elements; (b) filling the grid or bar shaped channels with liquefied plastic material and injecting said material at the anchoring ends of the function elements or embedding them therein; and (c) allowing the plastic material to cool and removing a function element carrier made up of a grid or bar shaped plastic frame and the function elements. Function element carriers and toothbrushes are also provided.

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Patent Owner(s)

Patent OwnerAddress
BRAUN GMBHFRANKFURTER STRASSE 145 ATTENTION PATENT MANAGER KRONBERG D-61476

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
DePuydt, Joseph Quincy, MA 6 45
Firatli, Ahmet Cem Wiesbaden, DE 9 135
McConnell, Mark Oola, IE 8 30
Stein, Bernd Schmitten, DE 78 596
Vankov, Michael Schmitten, DE 11 76

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