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US 2006/0137120 A1Published application
Toothbrush and process for producing such a toothbrush
AssigneeTrisa Holding AG
InventorsFranz Fischer, Reto Strahler
Life of this patent
Estimating the term…
Abstract
The invention relates to a toothbrush having a handle and a head part, on which bristle filaments and at least one flexible cleaning element are arranged. The at least one flexible cleaning element is arranged on a carrier element, which consists of a hard material, and is connected to the head part. The invention also relates to a process for producing such a toothbrush.
Claims42
A toothbrush, comprising:
- a handle and a head part with bristle filaments and a flexible structure, wherein the flexible structure is attached to and/or part of a plate-like carrier element which has a front side and a rear side, the carrier element being of a harder material than that of the flexible structure and connected to the head part such that a rear side faces the head part, wherein bristle filaments are guided through bristle receiving cutouts in the carrier element and/or in the flexible structure, and rear ends of the bristle filaments are melted, welded or adhesively bonded on the rear side of the carrier element or the flexible structure.
A process for producing a toothbrush comprising:
- providing a handle and a head part;
- providing a carrier element having a front side and a rear side;
- attaching a flexible structure to the carrier element, wherein the carrier element is made from a harder material than that of the flexible structure;
- providing a plurality of bristle filaments and guiding them through bristle receiving cutouts in the carrier element and/or in the flexible structure;
- fastening rear ends of the bristles on a rear side of the carrier element and/or the flexible structure by melting, welding or adhesive bonding.
2 more elements
Dependencies are inferred from the claim text.