Patents Assigned to Geka Brush GmbH
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Patent number: 5974618Abstract: In an interdental cleaning device comprising a brush and a holder, the brush being pivotably and replaceably disposed on the free end of the holder, and the holder consisting of two shells, it is provided with a view to advantageous pivotablility of the brush and defined stop positions being attained, accompanied with simple implementation in terms of plastics technology, that the brush comprises a ball of a ball and socket joint and that a socket of a ball and socket joint is formed by two socket members to be assembled and disassembled, one socket member at a time being formed on an end of a shell.Type: GrantFiled: February 3, 1998Date of Patent: November 2, 1999Assignee: Georg Karl geka-brush GmbHInventor: Norbert Dumler
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Patent number: 5863145Abstract: The invention is directed to a container with a screwed cap for nail varnish and liquid mascara having a closed position of the screwed cap in relation to the container defined by at least one end stop and a cover rotatably fitted on the screwed cap. The container and screwed cap further have a peripheral annular shoulder (22) with a thread-like pitch formed on the outer surface of the screwed cap at an angle to the longitudinal axis of the screwed cap to produce a stop shoulder (27) on a transition region between a beginning (25) and an end (26) of the annular shoulder (22). A guide slot extends downwards from the stop shoulder (27) and aligns therewith. A guide rib having a width corresponding to a width of the guide slot (28) formed on the inner wall of the cover (7) and runs parallel to longitudinal axes (16, 17) of the screwed cap and the cover for engagement in the guide slot.Type: GrantFiled: January 9, 1997Date of Patent: January 26, 1999Assignee: Georg Karl Geka-Brush GmbHInventors: Norbert Dumler, Gunter Bachmann
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Patent number: 5862812Abstract: In a mascara brush comprising a plurality of bristles retained between two intertwisted wire sections, the bristles being trimmed to define the contour of the brush, it is provided, with a view to obtaining clearly improved handling and combing properties, that the bristles are trimmed so that on the one hand, seen in a cross-section, they are asymmetric in such a way that the bristles have a shorter extension from the intertwisted wire sections towards one side while having a longer extension towards the other side, and that on the other hand, seen in a longitudinal section, the bristles are also trimmed asymmetrically in such a way that they have varying lengths.Type: GrantFiled: October 20, 1997Date of Patent: January 26, 1999Assignee: georg karl geka-brush GmbHInventor: Norbert Dumler
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Patent number: 5826741Abstract: In a reservoir having a screw cap for nail enamel, mascara or the like, with a view to attaining a defined final position in the screwing process and reliable closing that is impermeable to liquids and gas-tight, manufacturing tolerances of the reservoir, as occur in particular with glass reservoirs, being taken into account, it is provided that on the upper side of an annular collar (11) of the reservoir (1), provision is made for at least one projection (12) which extends over a certain angle at circumference (.beta.1, .beta.Type: GrantFiled: July 26, 1996Date of Patent: October 27, 1998Assignee: Georg Karl Geka-Brush GmbHInventors: Norbert Dumler, Gunter Bachmann
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Patent number: 5810497Abstract: In a screw cap reservoir, in particular for a cosmetic such as nail enamel, comprising a neck having an external thread on which to screw the internal thread of the screw cap, an encircling shoulder being formed on the neck in the portion below the external thread, this shoulder having at least one stop in the form of a projection which, extending over a certain angle at circumference, projects upwards from the annular shoulder, and stop recesses being provided on the lower edge of the screw cap, which cooperate with the stop projections and which snap-engage with the stop projections when the screw cap is screwed on so that the screw cap is arrested in a defined final position by resistance to return motion, it is provided, with a view to achieving a defined closing condition accompanied by a pronounced click effect, that in a portion approximately above each stop recess, the peripheral surface of the screw cap is provided with a recess tapering the wall thickness or breaching the wall.Type: GrantFiled: March 7, 1996Date of Patent: September 22, 1998Assignee: georg karl geka-brush GmbHInventors: Gunter Bachmann, Norbert Dumler, Werner Fischer, Dieter Wolfsgruber
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Patent number: 5791800Abstract: A mascara applicator includes a receptacle, a pre-stripper and an end stripper, wherein the pre-stripper is associated with a brush and the end stripper is associated with a shaft. The shaft in turn is fixed to the brush and a screw cap. In the screwed-in position, the shaft is simultaneously grasped by segments of the pre-stripper and by stripper lips of the end stripper. Also, the pre-stripper has radially elastic segments which can pivot around a pivoting edge and which have slits which can be changed in width whereby radial forces can be transmitted to the segments by means of a spring loop.Type: GrantFiled: June 3, 1996Date of Patent: August 11, 1998Assignee: georg karl geka-brush GmbHInventor: Otto Katz
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Patent number: 5699578Abstract: In a cleaning device, in particular for the interdental area, comprising two twisted, wire-type sections (1, 2), it is provided, with a view to putting into practice novel cleaning methods, the cleaning being accompanied by the application of care and cleaning agents, that the wire-type sections (1, 2) are twisted in such a way that at least one free loop or eye (9) is formed.Type: GrantFiled: February 28, 1996Date of Patent: December 23, 1997Assignee: georg karl geka-brush GmbHInventors: Norbert Dumler, Bernd Fellner
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Patent number: 5638568Abstract: In a small brush, in particular an interdental brush, comprising a plurality of fibers or bristles (5) which are secured so as to protrude radially between two wire-type segments (1, 2) by twisting the latter, it is provided, with a view to improve the properties of handling and dental care, that the wire-type segments (1, 2) comprise at least one plastic fiber (3).Type: GrantFiled: February 18, 1996Date of Patent: June 17, 1997Assignee: georg karl geka-brush GmbHInventors: Norbert Dumler, Bernd Fellner
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Patent number: 5490529Abstract: In a mascara brush, with a plurality of bristles fixed in place between two twisted wire segments and extending to all sides away from these twisted wire segments, the wire segments being surrounded by a plastic coating, it is provided, for the purpose of achieving increased liquid absorbing capacity, that the plastic coating consists of a fluid absorbent, in particular open-cell, foamed material.It may further be provided that the foamed coating is roughened or fringed to such an extent that the bristles are formed by this roughening or fringing.Type: GrantFiled: January 18, 1994Date of Patent: February 13, 1996Assignee: Georg Karl Geka-Brush GmbHInventor: Holger Fitjer
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Patent number: 5363529Abstract: A dental brush comprises two intertwisted wire sections between which fibers for cleaning the teeth and tooth gaps are arrested by the twisting. To achieve an increased retaining force acting on the fibers, it is provided in such a dental brush that at least one of the wire sections has a fin extending in the longitudinal direction.Type: GrantFiled: May 21, 1993Date of Patent: November 15, 1994Assignee: George Karl Geka-Brush GmbHInventor: Holger Fitjer
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Patent number: 5355547Abstract: A dental cleaning brush, in particular an interdental brush, comprising a plurality of fiber portions retained between two twisted wire sections and extending away from the latter, has at least a certain part of the fiber portions formed such that they extend approximately in the longitudinal direction of the wire sections or the brush core, respectively, in order that painful galvanic effects during the use be avoided.Type: GrantFiled: February 25, 1993Date of Patent: October 18, 1994Assignee: Georg Karl Geka-Brush GmbHInventor: Holger Fitjer
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Patent number: 5313684Abstract: In a holding device comprising a handle and a holding section for exchangeably arresting a dental cleaning brush with a wire stem, the holding section having a bore extending about perpendicularly to the longitudinal axis of the holder and approximately corresponding to the diameter of the wire stem of the brush and into which the stem of the brush can be inserted, a longitudinally displaceable locking member being provided to arrest the stem safeguarded against rotation by a longitudinal slot after its being bent by 90.degree.Type: GrantFiled: August 28, 1992Date of Patent: May 24, 1994Assignee: Georg Karl Geka-Brush GmbHInventor: Holger Fitjer
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Patent number: 5161554Abstract: In a brush, in particular a mascara brush, in which a plurality of bristles is secured between twisted segments of wire and extends on all sides from these twisted wire segments, it is provided for attaining a uniform distribution of tips while avoiding capillary effects at the bristles, that the bristles (4) are embodied as segments of fibers of round cross section, the diameter (D1 or D2) of which is alternatingly larger and smaller, viewed longitudinally.Type: GrantFiled: July 17, 1991Date of Patent: November 10, 1992Assignee: Georg Karl Geka-Brush GmbHInventor: Holger Fitjer
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Patent number: 5160057Abstract: Reducing wear and achieving an even more exact position, in particular with containers (1) of soft plastics, is achieved in a container (1) for cosmetics comprising at least one stop shoulder (8) and a return stop (10) for fixing a screw closure cap (14) in a defined end position. The extent (E) of the angle at circumference of the return stop (10) in relation to the position of the start of the thread and the thread pitch and the position of the stop shoulder at the container shoulder (3) are chosen in such a way that in the course of closing, the catch projection on the screw closure cap (14) contacts the top of the return stop (10) and from there arrives in the stop position in the course of essentially downward movement.Type: GrantFiled: December 13, 1990Date of Patent: November 3, 1992Assignee: Georg Karl Geka-Brush GmbHInventor: Holger Fitjer
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Patent number: 5141347Abstract: The invention relates to a reservoir for cosmetics, in particular a mascara unit, comprising a main body of a comparatively soft plastic material, with a threaded neck, on which a screw cap can be screwed, with at least one stop shoulder and at least one return stop in the form of a locking arrangement being provided at the foot of the threaded neck at the shoulder of the reservoir to achieve a defined end position of the screw cap. In order to overcome the wear problems with such soft plastic material which are encountered by known devices, it is provided that an attachment of a comparatively hard material is arranged on the reservoir at the foot of the threaded neck, on which attachment the stop shoulder and the return stop are formed.Type: GrantFiled: December 21, 1990Date of Patent: August 25, 1992Assignee: Georg Karl Geka-Brush GmbHInventor: Holger Fitjer
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Patent number: 5133590Abstract: The invention relates to a mascara brush with bristles bound by twisting in a twin-layer wire core, the bristles consisting of multiple fibres bound by means of a binding agent which can be dissolved out.Furthermore, the invention relates to a method of manufacture of a mascara brush, the bound multiple layer bristles being bound by twisting into the wire core and subsequently, as a result of the dissolving out of the binding agent with a solvent, being split apart into the individual fibres.Type: GrantFiled: February 10, 1992Date of Patent: July 28, 1992Assignee: Georg Karl Geka-Brush GmbHInventor: Holger Fitjer
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Patent number: 5131774Abstract: An application pen for liquids, which are supplied in metered amounts from a reservoir to an application element with the aid of an actuating element, which together with an actuating element and a metering piston is moveable in the direction of the longitudinal axis and is insertable into a bore. Between the bore for an application element and a reservoir a metering chamber is disposed, having at its ends seals, wherein the longitudinal distance of the sealing lips from each other is greater than the distance of a control edge of a lower piston to a control edge of an upper piston and wherein the connection area of the lower piston and the upper piston is smaller in diameter than the lower piston and the upper piston and wherein these have different diameters.Type: GrantFiled: December 17, 1990Date of Patent: July 21, 1992Assignee: Georg Karl Geka-Brush GmbHInventor: Otto Katz
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Patent number: 5040914Abstract: In a device to apply cosmetic materials such as powders, pastes or similar substances by means of an applicator which is held against the surface of the cosmetic material in a storage chamber by spring pressure, it is envisioned that, in order to ensure a reliable and induced transfer of the cosmetic material to the applicator when the two housing parts are pulled apart, the pencil-like device be simple in construction, that the applicator (8) for the cosmetic material (19) be rotatably mounted within the respective housing part (1), and that, under the force of the spring (16) when the two housing parts (1 and/or 2) are separated, the rotatably mounted applicator (8) is revolved relative to the fixed storage chamber (18), while maintaining the surface contact between the applicator (8) and the cosmetic material (19) in the storage chamber (18).Type: GrantFiled: February 12, 1990Date of Patent: August 20, 1991Assignee: Georg Karl Geka-Brush GmbHInventor: Holger Fitjer
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Patent number: 4991989Abstract: An applicator device for a liquid, powder or pasty material includes a housing having a foil cartridge therein containing the liquid, powder or pasty material, and an ejector device is slidably mounted on the housing to provide for squeezing out the material from the foil cartridge for application at a desired site.Type: GrantFiled: April 27, 1989Date of Patent: February 12, 1991Assignee: Georg Karl geka-brush GmbHInventor: Holger Fitjer
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Patent number: 4982838Abstract: A disposable mascara tester for the hygienic testing of cosmetic materials includes a stem, an applicator attached to the stem, a stripper on the stem, and a plastic covering disposed about the stem, the stripper and the applicator. The plastic covering is sealed to thereby define a sealed capsule in which the stem, the stripper and the applicator are encapsulated. The applicator is operable to effect application of a sample of cosmetic material within the sealed capsule upon unsealing of the plastic covering.Type: GrantFiled: May 31, 1989Date of Patent: January 8, 1991Assignee: Georg Karl geka-brush GmbHInventor: Holger Fitjer