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WO/2000/002468A1 |
The invention is based on the discovery that flocked or textured materials (e.g., for use as dental floss, or toothbrush bristles) can be manufactured without using adhesives to secure the short fibers or texture particles to the base ma...
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WO/2000/001275A1 |
The invention relates to a method for producing brushware having plastic bristles, according to which the bristles (3) are produced by continuous extrusion as monofilaments, cut to the desired length and fixed to a bristle support indivi...
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WO/2000/001276A1 |
The invention relates to a method for producing a bristle tuft (3), notably of a toothbrush (1), according to which the bristle tuft (3) is assembled from a plurality of filaments (4) and the free ends of the filaments (4) of the bristle...
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WO/1999/066815A1 |
A toothbrush effective for removing plaque deposited on peripheral surfaces of adjacent teeth and the inner parts of teeth and massaging gums, comprising a rotary brush (5) formed into a roller shape by extending many bristles (6) radial...
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WO/1999/062711A1 |
Methods and apparatuses for making elongated articles having two rows of monofilament segments connected to a base string are disclosed. One method and device includes feeding at least one base string (64, 66, 68, 70) along an axis, wrap...
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WO/1999/062686A1 |
The invention relates to a method and a device for producing a toothbrush with a handle part and a brush head, said brush head having a plurality of bunches of bristles. According to the method, a plasticised mass is injected into severa...
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WO/1999/059445A1 |
A toothbrush handling device for handling of toothbrushes during the manufacturing process. The device is a rigid toothbrush holder with fixed dimensions which is easily transported in a conveyor type apparatus. The holder is formed with...
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WO/1999/055194A1 |
To produce a plastic toothbrush, especially a toothbrush comprising an exchangeable brush head, the retaining ends (6) of bristles (3) are pushed through holes (5) in a retaining plate (4) or a toothbrush body (2) in such a way that they...
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WO/1999/055195A1 |
The invention relates to a bristle (1) comprising a core (2) consisting of a relatively hard, flexurally elastic plastic and at least one layer consisting of a rubber elastic plastic. Said layer is shaped by embossment against the core. ...
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WO/1999/044467A1 |
The invention relates to a separator, especially for separating filling material (2) for producing brushes, such as side brushes. The separator has at least one hopper (3) which accommodates the filling material, and the lateral delimita...
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WO/1999/044466A1 |
A cleaning device comprising: a cleaning tape element comprising a plurality of individual filaments (116) such as bristles or fibers, the plurality of individual filaments (116) each having (i) a cleaning tip (122) disposed at a first e...
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WO/1999/042019A2 |
A toothbrush (98) includes a handle (100), a head (102) extending from the handle and a tuft (104) of bristles which are joined together at a base end of the bristles and secured to the head at the base end. The tuft has a width and a le...
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WO/1999/037181A1 |
The invention concerns a toothbrush comprising a head (10) arranged at the longitudinal front end of a handle (14) and provided, on its upper face, with a bunch of parallel filaments (18), and wherein the brush comprises a series of stic...
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WO/1999/035935A1 |
A paint brush which incorporates a mixture of natural bristles and synthetic crinkle filaments is disclosed. The natural bristle can be hog bristle, or the like, and the synthetic crinkle filaments can be formed from a polyester resin an...
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WO/1999/026515A1 |
Synthetic monofilaments or bristles made from a thermoplastic elastomeric composition containing an aluminum silicate. The synthetic monofilaments or bristles possess properties, such as stiffness, similar to those of natural bristles su...
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WO/1999/023912A2 |
The invention relates to a method for producing a bristle, especially for a toothbrush. A filament thread is cooled following extrusion, re-heated and stretched, and optionally heated under stress. According to the invention, the filamen...
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WO/1999/024649A1 |
The invention relates to a monofil which has reduced secondary bonding forces and which consists of at least two coextruded polymers, for producing bristles or interdental cleaning elements which can be slit in an essentially axial direc...
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WO/1999/022623A1 |
The invention relates to a method and a device for producing brush products by injection molding using continuous bristle strings whose ends are molded into the body of the brush during production of the latter. Various difficulties aris...
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WO/1999/015047A1 |
Plastic bristles for the brushes of automatic car washing installations with moving brushes are made of PBT polyester or PBT polyester with an admixture of 1 to 25 %, in particular 5 to 10 %, polyurethane or a thermoplastic polyurethane ...
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WO/1999/013752A2 |
The invention relates to a method for producing flexible brush parts, wherein parallel bristles (1) are conveyed in the form of a layer of substantially uniform thickness and density between two revolving conveyor belts (3). The ends of ...
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WO/1999/011156A1 |
The invention relates to a bristle area (5) for brushes, comprising a support plate (1), holes (2) made in said plate and plastic bristles (4) guided through said holes. The invention is produced by providing protuberances (9) with under...
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WO/1999/007255A1 |
For implant molding of toothbrushes pre-cut and pre-rounded fiber of thermoplastic material are used. Loose fibres are presented to an endrounding tool in a tuft or bundle and the free ends of the fibres are exposed to a working surface ...
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WO/1999/005936A1 |
A toothbrush having filaments which comprise poly(trimethylene terephthalate).
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WO/1999/001055A1 |
The invention relates to an injection moulding device, especially a multi-component injection moulding device, for producing tooth brushes. Said device comprises at least two consecutive stations, one of which is an injection moulding st...
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WO/1999/001054A1 |
A toothbrush for cleaning teeth, especially the interproximal region between adjacent, closely spaced or normally contacting teeth, has at least one fin extending from the body of the toothbrush through the bristled head. The fin is a th...
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WO/1998/058563A1 |
Methods and machines are disclosed to attach tufts of individual bristles to a toothbrush with a resiliently flexible head, wherein the flexible head may be segmented with joints connecting adjacent segments or it may be angled or curved...
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WO/1998/057569A1 |
A unitarily molded toothbrush is provided including a head with bristles integrally molded therewith, a handle and a neck, all being formed of an identical plastic material, preferably a polyolefin resin, having a Melt Index no lower tha...
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WO/1998/057570A1 |
A unitarily molded toothbrush is provided including a head with bristles integrally molded therewith, the bristles being integrally anchored to a top surface of the head and having a polygonal cross section defined by at least three face...
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WO/1998/055001A1 |
A toothbrush for whitening teeth comprising a handle (1) and a head (2). The head (2) contains bristles (3) and a compartment (4) for the insertion of a removable fabric or gel foam containing a catalytic activator. A bleaching agent is ...
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WO/1998/051189A1 |
A brush having antimicrobial characteristics that inhibit bacterial growth. The antimicrobial agents, compounds or chemicals are embedded in either the body (12) or bristles (18) or both of the brush. Further, the present invention is a ...
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WO/1998/048086A1 |
Monofilaments with split ends. The monofilaments can be used to form toothbrush bristles having flagged or feathered tips. Each of the monofilaments has a plurality of internal fusion lines and at least four voids, wherein the voids comp...
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WO/1998/045525A1 |
An odor-removal composition and a method and system for applying the odor-removal composition to a material for removing odors or reducing the emanation of odors from the material are provided. The odor-removal composition includes a mag...
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WO/1998/044824A1 |
A method of trimming and end-rounding bristles and a device for carrying out the method are provided. The method includes providing a group of elongated continuous filaments arranged so that the longitudinal axis of each of the filaments...
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WO/1998/039992A1 |
In a flexible cleaning element (3n) for rotating brushes for automatic washing of vehicles, suitable for being attached to a rotating support (2) and made of an expanded closed-cell synthetic resin, said expanded synthetic resin includes...
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WO/1998/038889A2 |
A toothbrush in which the bristles project to at least two distinct heights from the bristle face, and the bristles which project to the greatest height are feathered bristles with their free ends split to produce soft fine strands.
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WO/1998/037787A1 |
A method of bristle tufting is provided. The method includes providing a plurality of bristles, each bristle having a first, end-rounded end and a second end; grouping the end-rounded bristles into tufts; inserting the second ends of the...
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WO/1998/034514A1 |
A filament having one or more cores of a first polymeric material which is a soft elastomer other than a foamed polyurethane, surrounded by a sheath of a second polymeric material which is harder than the soft elastomer, the core(s) and ...
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WO/1998/033414A1 |
A machine makes tapered and also uniformly waved bristles for brushes, especially useful for paint brushes, by a method of applying uniform crimping pressure to crimp straight tapered bristles between two crimping gears (20, 30) having m...
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WO/1998/029006A1 |
The invention relates to a health toothbrush including a handle and bristles made of synthetic fibre filament. Said bristles are classified into two types, wherein one contains fluoride particles, and another contains metal cation compou...
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WO/1998/027891A1 |
Disclosed is a cleaning system for surface cleaning, comprising a cleaning tool (2) with a working area (A) and a UV light source (7) whose UV radiation exits from the tool (2) in the working area (A), and a cleaning agent containing a p...
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WO/1998/026117A1 |
This invention relates to a coextruded monofilament having a sheath made of a first resin and a core made of a second resin which is different than the first resin and which has a higher coefficient of friction than the first resin. The ...
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WO/1998/025500A1 |
The invention relates to a toothbrush comprising a plurality of bristle sheets forming, when juxtaposed to one another, a brush head mounted on an extremity of a handle, each of said bristle sheets comprising a plurality of bristles and ...
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WO/1998/024341A1 |
A method of manufacturing a toothbrush, including providing a bristle having a first opening, a second opening, and a lumen between the first and the second openings; contacting the first opening with a substance; applying a vacuum to th...
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WO/1998/020773A1 |
The invention relates to a method for manufacturing of a brush ring, whereby the brush ring is intended to be used particularly with several corresponding brush rings as a brush, that rotates around a longitudinal axis, in a brushing mac...
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WO/1998/020774A1 |
Disclosed is a dental care apparatus comprising at least one cleaning element of an extruded polymer, which contains in the polymer of the cleaning element at least in its area close to the surface a water and/or saliva-soluble additive ...
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WO/1998/017146A2 |
The invention concerns a dispenser for fluid or pasty substances, comprising a rigid housing (11) and dispensing means (13, 13.1, 13.2) of a fluid-pasty substance. It is characterized in that it comprises reservoir (15) consisting of an ...
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WO/1998/015209A1 |
The invention relates to a method for the manufacture of brush joints consisting of the following steps: stacking of bristles in an accommodating shaft so that the bristles are situated in part close to location for at least one brush fa...
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WO/1998/014091A1 |
The invention concerns a bristle (1) for a toothbrush, in particular for an electric toothbrush, the bristle being made from a plastics monofilament (2). The monofilament (2) has a non-circular cross-section, is rotated about its longitu...
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WO/1998/014092A1 |
The invention concerns a bristle (1) which can be used in a brush (4), a paintbrush or the like, and in particular in a toothbrush. The bristle (1) is made from plastics and preferably has a circular cross-sectional area. Viewed in cross...
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WO/1998/014090A1 |
The invention concerns a bristle (12) for a toothbrush, in particular for an electric toothbrush, the bristle being made from plastics and comprising a plurality of interconnected filaments (13, 14, 15). The filaments (13, 14, 15) are wo...
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