Patents by Inventor Alois Koeppl
Alois Koeppl has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240139980Abstract: The present invention relates to a cutter system for an electric shaver and/or trimmer, comprising a pair of comb-like cutting elements with cooperating toothed cutting edges and movably supported relative to each other by a support element, wherein lateral ends of at least one of the cutting elements are provided with lateral protection elements having rounded and/or chamfered edge contours for soft skin engagement, wherein the lateral protection element is enveloping and covering a gap movably receiving the other cutting element and/or enveloping the support element.Type: ApplicationFiled: December 5, 2023Publication date: May 2, 2024Inventors: Alois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
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Patent number: 11897151Abstract: The present invention relates to a cutter system for an electric shaver and/or trimmer, comprising a pair of comb-like cutting elements with cooperating toothed cutting edges and movably supported relative to each other by a support element, wherein lateral ends of at least one of the cutting elements are provided with lateral protection elements having rounded and/or chamfered edge contours for soft skin engagement, wherein the lateral protection element is enveloping and covering a gap movably receiving the other cutting element and/or enveloping the support element.Type: GrantFiled: January 25, 2021Date of Patent: February 13, 2024Assignee: Braun GMBHInventors: Alois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
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Patent number: 11865358Abstract: The present application is concerned with a skin treatment device that has a handle section arranged to be held in a human user's hand, a treatment head section having a skin treatment unit and a skin contact frame having a skin contact surface, the skin contact frame at least partially encircling a skin treatment area and a vibration generation unit being coupled with the skin contact frame to vibrate at least a portion of the skin contact frame at an ultrasonic frequency.Type: GrantFiled: June 29, 2021Date of Patent: January 9, 2024Assignee: Braun GMBHInventors: Frank Beerwerth, Uwe Bielfeldt, Dalibor Dadic, Felix Heinemann, Alois Koeppl, Anette Friedrich
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Patent number: 11794362Abstract: The present invention relates to a cutter system for an electric shaver and/or trimmer, comprising a pair of comb-like cutting elements each with at least one row of cutting teeth and movable relative to each other, wherein one of said cutting elements has thickened and/or rounded tooth tips overhanging the tooth tips of the other cutting element, characterized in that wherein said overhanging rounded tooth tips include a composite thickening which includes an outer shell surrounding an inner core, said shell and said core being made from different materials and wherein said shell is made from metal.Type: GrantFiled: January 25, 2021Date of Patent: October 24, 2023Assignee: Braun GMBHInventors: Alois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
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Patent number: 11731294Abstract: The present invention relates to a cutter system for an electric shaver and/or trimmer, comprising a pair of comb-like cutting elements each with at least one row of cutting teeth and movable relative to each other, wherein one of said cutting elements has thickened and/or rounded tooth tips overhanging the tooth tips of the other cutting element wherein said cutting elements each include two rows of cooperating cutting teeth which are different from each other in terms of shape and/or size and/or position of said overhanging tooth tips.Type: GrantFiled: January 25, 2021Date of Patent: August 22, 2023Assignee: Braun GMBHInventors: Alois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
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Patent number: 11731296Abstract: The present invention relates to a cutter system for an electric shaver and/or trimmer, including a pair of cooperating cutting elements movably supported relative to each other by a support structure, where one of the cutting elements is sandwiched between the other cutting element and the support structure, where the support structure includes at least one spacer defining a gap in which the sandwiched cutting element is movably received, the spacer and thus said gap having a thickness larger than the thickness of the sandwiched cutting element by an amount smaller than 40 ?m.Type: GrantFiled: January 25, 2021Date of Patent: August 22, 2023Assignee: Braun GMBHInventors: Alois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
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Patent number: 11633868Abstract: The present invention relates to a cutter system for an electric shaver and/or trimmer, comprising a pair of cooperating cutting elements movably supported relative to each other by a support structure, wherein one of the cutting elements is sandwiched between the other cutting element and the support structure, wherein cutting teeth in a middle section of the row are different from cutting teeth in end sections of the row in terms of at least one of shape, size and position of the tooth tips.Type: GrantFiled: January 25, 2021Date of Patent: April 25, 2023Assignee: Braun GMBHInventors: Alois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
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Publication number: 20220001199Abstract: The present application is concerned with a skin treatment device that has a handle section arranged to be held in a human user's hand, a treatment head section having a skin treatment unit and a skin contact frame having a skin contact surface, the skin contact frame at least partially encircling a skin treatment area and a vibration generation unit being coupled with the skin contact frame to vibrate at least a portion of the skin contact frame at an ultrasonic frequency.Type: ApplicationFiled: June 29, 2021Publication date: January 6, 2022Inventors: FRANK BEERWERTH, Uwe BIELFELDT, Dalibor DADIC, Felix HEINEMANN, Alois KOEPPL, Anette FRIEDRICH
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Publication number: 20210260781Abstract: The present invention relates to a cutter system for an electric shaver and/or trimmer, comprising a pair of cooperating cutting elements movably supported relative to each other by a support structure, wherein one of the cutting elements is sandwiched between the other cutting element and said support structure, wherein said support structure includes at least one spacer defining a gap in which the sandwiched cutting element is movably received, said spacer and thus said gap having a thickness larger than the thickness of the sandwiched cutting element by an amount smaller than 40 ?m.Type: ApplicationFiled: January 25, 2021Publication date: August 26, 2021Inventors: Alois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
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Publication number: 20210260783Abstract: The present invention relates to a cutter system for an electric shaver and/or trimmer, comprising a pair of cooperating cutting elements movably supported relative to each other by a support structure, wherein one of the cutting elements is sandwiched between the other cutting element and said support structure, wherein cutting teeth in a middle section of said row are different from cutting teeth in end sections of said row in terms of at least one of shape, size and position of said tooth tips.Type: ApplicationFiled: January 25, 2021Publication date: August 26, 2021Inventors: Alois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
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Publication number: 20210260782Abstract: The present invention relates to cutter system for an electric shaver and/or trimmer, comprising a pair of cooperating cutting elements, with a first cutting element and a second cutting element, a motor driving said second cutting element in a movement direction, a support structure supporting the pair of cooperating cutting elements, wherein a stacked sandwich arrangement is provided by the second cutting element being sandwiched between the first cutting element and said support structure.Type: ApplicationFiled: January 25, 2021Publication date: August 26, 2021Inventors: Alois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
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Publication number: 20210237289Abstract: The present invention relates to a cutter system for an electric shaver and/or trimmer, comprising a pair of comb-like cutting elements each with at least one row of cutting teeth and movable relative to each other, wherein one of said cutting elements has thickened and/or rounded tooth tips overhanging the tooth tips of the other cutting element, characterized in that wherein said overhanging rounded tooth tips include a composite thickening which includes an outer shell surrounding an inner core, said shell and said core being made from different materials and wherein said shell is made from metal.Type: ApplicationFiled: January 25, 2021Publication date: August 5, 2021Inventors: Alois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
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Publication number: 20210229302Abstract: The present invention relates to a cutter system for an electric shaver and/or trimmer, comprising a pair of comb-like cutting elements with cooperating toothed cutting edges and movably supported relative to each other by a support element, wherein lateral ends of at least one of said cutting elements are provided with lateral protection elements having rounded and/or chamfered edge contours for soft skin engagement, wherein said lateral protection element is enveloping and covering a gap movably receiving the other cutting element and/or enveloping the support element.Type: ApplicationFiled: January 25, 2021Publication date: July 29, 2021Inventors: Alois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
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Publication number: 20210229301Abstract: The present invention relates to a cutter system for an electric shaver and/or trimmer, comprising a pair of comb-like cutting elements each with at least one row of cutting teeth and movable relative to each other, wherein at least one row of cooperating cutting teeth define a convex or concave skin contact surface when viewed in a cross-sectional plane parallel to a reciprocating direction of the cutting teeth and perpendicular to said skin contact surface.Type: ApplicationFiled: January 25, 2021Publication date: July 29, 2021Inventors: Alois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
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Publication number: 20210229303Abstract: The present invention relates to a cutter system for an electric shaver and/or trimmer, comprising a pair of comb-like cutting elements with cooperating toothed cutting edges and movably supported relative to each other by a support element, wherein lateral ends of at least one of said cutting elements are provided with lateral protection elements having rounded and/or chamfered edge contours for soft skin engagement, wherein said lateral protection element is integrally formed in one part with the cutting element by an end portion of the cutting element bent away from a skin contact surface thereof and enveloping a gap movably receiving the other cutting element and/or enveloping the support element.Type: ApplicationFiled: January 25, 2021Publication date: July 29, 2021Inventors: Alois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
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Publication number: 20210229304Abstract: The present invention relates to a cutter system for an electric shaver and/or trimmer, comprising a pair of comb-like cutting elements each with at least one row of cutting teeth and movable relative to each other, wherein one of said cutting elements has thickened and/or rounded tooth tips overhanging the tooth tips of the other cutting element, characterized in that said overhanging tooth tips are provided with a two-step rounding including a spherical or drop-shaped or pearl-shaped thickening and a bent or curved portion connecting said thickening to a main tooth portion and bent away from the skin contact surface of said main tooth portion, wherein a concave depression is formed in the transitional section between said thickening and said bent or curved portion on the skin contact side of the teeth.Type: ApplicationFiled: January 25, 2021Publication date: July 29, 2021Inventors: Alois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
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Publication number: 20210229300Abstract: The present invention relates to a cutter system for an electric shaver and/or trimmer, comprising a pair of comb-like cutting elements each with at least one row of cutting teeth and movable relative to each other, wherein one of said cutting elements has thickened and/or rounded tooth tips overhanging the tooth tips of the other cutting element wherein said cutting elements each include two rows of cooperating cutting teeth which are different from each other in terms of shape and/or size and/or position of said overhanging tooth tips.Type: ApplicationFiled: January 25, 2021Publication date: July 29, 2021Inventors: Alois Koeppl, Reinhold Eichhorn, Jana Schmitt, Martin Fuellgrabe
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Patent number: 9592613Abstract: A shaving head for an electric dry shaver includes a base element for carrying at least three cutter units. Each unit provides an outer cutter and an inner cutter arranged to be moved in sliding contact relative to each other. At least one cutter unit includes a foil-type outer cutter. The shaving head further includes a first trimmer-type cutting unit that has a plurality of slots defined by a plurality of adjacent bar elements featuring cutting edges. The shaving head also includes a second trimmer-type cutting unit having an outer cutter that includes a plurality of teeth featuring cutting edges and spaced apart from each other so as to define a plurality of slits.Type: GrantFiled: July 29, 2011Date of Patent: March 14, 2017Assignee: Braun GmbHInventors: Thorsten Pohl, Joachim Krauss, Tobias Schwarz, Peter Junk, Reinhold Eichhorn, Andreas Peter, Michael Odemer, Martin Fuellgrabe, Christoph Zegula, Alois Koeppl, Stefan Fuerst
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Patent number: 9457485Abstract: The invention relates to an electric shaver having a housing pivotably connected to a shaving head, where the shaving head can be locked at several predetermined positions.Type: GrantFiled: November 8, 2012Date of Patent: October 4, 2016Assignee: Braun GmbHInventors: Thorsten Pohl, Joachim Krauss, Tobias Schwarz, Peter Junk, Reinhold Eichhorn, Andreas Peter, Michael Odemer, Martin Fuellgrabe, Christoph Zegula, Alois Koeppl
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Patent number: 8555509Abstract: A shaving unit for an electric shaver which comprises an outer cutter and an inner cutter associated to that outer cutter. The cutters are mounted so as to be movable relative to each other and adapted to be set in a relative motion by a drive mechanism. The inner cutter provides a plurality of cutting edges and abuts with its outer face on the inner face of the outer cutter. The outer cutter provides a plurality of teeth equipped with cutting edges. The outer cutter provides two comb elements which are disposed opposite one another and which extend according to the direction of the relative motion. The two comb elements are aligned with respect to one another such that the tips of the teeth of the first comb element are facing the tips of the teeth of the second comb element, the tips of the teeth spaced from one another.Type: GrantFiled: July 29, 2011Date of Patent: October 15, 2013Assignee: Braun GmbHInventors: Thorsten Pohl, Joachim Krauss, Tobias Schwarz, Peter Junk, Reinhold Eichhorn, Andreas Peter, Michael Odemer, Martin Fuellgrabe, Christoph Zegula, Alois Koeppl, Stefan Fuerst