Patents by Inventor Martin Engler
Martin Engler 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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Patent number: 11802587Abstract: The disclosure relates to a rolling bearing for a medical or cosmetic instrument including a bearing inner ring revolving around an axis of rotation; and a stationary bearing outer ring, which concentrically encloses the bearing inner ring; wherein a bearing gap is formed between the bearing inner ring and the bearing outer ring and a plurality of rolling bodies is arranged in succession in circumferentially in the bearing gap, the bearing inner ring being mounted in the bearing outer ring; and wherein the rolling bodies are arranged rolling on the bearing inner ring and the bearing outer ring, the bearing gap being covered in the axial direction by a cover disk, which forms a radial gap with the bearing inner ring extending in the axial direction, the radial gap has a gap length and a gap height, the gap length being at least 25% of the rolling body height.Type: GrantFiled: January 19, 2022Date of Patent: October 31, 2023Inventors: Kurt Adleff, Erich Greiter, Martin Rauh, Martin Engler
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Patent number: 11692588Abstract: There is provided a ball bearing having a cage and balls held in the cage, the balls arranged one behind the other at a distance from one another in a circumferential direction about an axis of rotation of the ball bearing. The cage assembled from at least two cage parts joined to one another in a bonded manner and completely enclose the balls in a circumferential surface extending around the axis of rotation. A first cage part designed as a snap cage having axial webs projecting in the direction of the axis of rotation from a closed base ring and form ball pockets therebetween them, the first cage part encloses the balls along their outer circumference by more than 180°, holds the balls positively while forming an undercut and limits displacement of the balls within the circumferential surface in the direction of the at least one other second cage part.Type: GrantFiled: April 28, 2022Date of Patent: July 4, 2023Assignee: Minebea Mitsumi, Inc.Inventors: Fabian Romansky, Martin Engler
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Publication number: 20220356908Abstract: There is provided a ball bearing having a cage and balls held in the cage, the balls arranged one behind the other at a distance from one another in a circumferential direction about an axis of rotation of the ball bearing. The cage assembled from at least two cage parts joined to one another in a bonded manner and completely enclose the balls in a circumferential surface extending around the axis of rotation. A first cage part designed as a snap cage having axial webs projecting in the direction of the axis of rotation from a closed base ring and form ball pockets therebetween them, the first cage part encloses the balls along their outer circumference by more than 180° , holds the balls positively while forming an undercut and limits displacement of the balls within the circumferential surface in the direction of the at least one other second cage part.Type: ApplicationFiled: April 28, 2022Publication date: November 10, 2022Inventors: Fabian Romansky, Martin Engler
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Publication number: 20220228625Abstract: The disclosure relates to a rolling bearing for a medical or cosmetic instrument having a bearing inner ring revolving around an axis of rotation and a stationary bearing outer ring, which concentrically encloses the bearing inner ring; wherein in the radial direction to the axis of rotation, a bearing gap is formed between the bearing inner ring and the bearing outer ring and a plurality of rolling bodies is arranged in succession in the circumferential direction in the bearing gap, via which the bearing inner ring is mounted in the bearing outer ring; wherein the rolling bodies are arranged rolling on the bearing inner ring and the bearing outer ring and have a rolling body height in the radial direction; and the bearing gap is covered in the axial direction by a cover disk, which is fastened on the bearing outer ring or on a housing accommodating the bearing outer ring or is integrally formed with the housing or the bearing outer ring, and which jointly with the bearing inner ring forms a radial gap extType: ApplicationFiled: January 19, 2022Publication date: July 21, 2022Inventors: Kurt Adleff, Erich Greiter, Martin Rauh, Martin Engler
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Patent number: 11015625Abstract: The present disclosure relates to a connecting element and to a process for producing said connecting element. The present disclosure further relates to the use of said connecting element for friction-increasing connection of components to be joined in machine, plant and motor vehicle construction and energy generation.Type: GrantFiled: December 19, 2017Date of Patent: May 25, 2021Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Florian T. Grimm, Martin Engler, Andreas I. Rendtel, Georg P. Victor, Daniel Burtsche, Martin Schweinberger
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Patent number: 10526250Abstract: The invention relates to boron nitride agglomerates, comprising lamellar, hexagonal boron nitride primary particles, which are agglomerated with one another with a preferred orientation, the agglomerates formed being flake-shaped. The invention also relates to a method for producing said boron nitride agglomerates, characterized in that lamellar, hexagonal boron nitride primary particles are agglomerated in such a way that they line up with one another with a preferred orientation. The flake-shaped agglomerates according to the invention are suitable as filler for polymers for making polymer-boron nitride composites and for hot pressing of boron nitride sintered compacts.Type: GrantFiled: November 27, 2018Date of Patent: January 7, 2020Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Martin Engler, Krishna Uibel, Jens Eichler
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Publication number: 20190323529Abstract: The present disclosure relates to a connecting element and to a process for producing said connecting element. The present disclosure further relates to the use of said connecting element for friction-increasing connection of components to be joined in machine, plant and motor vehicle construction and energy generation.Type: ApplicationFiled: December 19, 2017Publication date: October 24, 2019Inventors: Florian T. Grimm, Martin Engler, Andreas I. Rendtel, Georg P. Victor, Daniel Burtsche, Martin Schweinberger
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Publication number: 20190161818Abstract: The invention relates to a collet chuck for clamping a dental tool, wherein the collet chuck has at least temporarily a mechanical stress applied to it and is made of steel. The collet chuck according to the invention is characterized in that the steel, at least in a surface layer, has a nitrogen content of at least 0.1 wt %.Type: ApplicationFiled: November 16, 2018Publication date: May 30, 2019Inventors: Jürgen Bossler, Martin Engler
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Publication number: 20190092694Abstract: The invention relates to boron nitride agglomerates, comprising lamellar, hexagonal boron nitride primary particles, which are agglomerated with one another with a preferred orientation, the agglomerates formed being flake-shaped. The invention also relates to a method for producing said boron nitride agglomerates, characterized in that lamellar, hexagonal boron nitride primary particles are agglomerated in such a way that they line up with one another with a preferred orientation. The flake-shaped agglomerates according to the invention are suitable as filler for polymers for making polymer-boron nitride composites and for hot pressing of boron nitride sintered compacts.Type: ApplicationFiled: November 27, 2018Publication date: March 28, 2019Inventors: Martin ENGLER, Krishna UIBEL, Jens EICHLER
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Patent number: 10173931Abstract: The invention relates to boron nitride agglomerates, comprising lamellar, hexagonal boron nitride primary particles, which are agglomerated with one another with a preferred orientation, the agglomerates formed being flake-shaped. The invention also relates to a method for producing said boron nitride agglomerates, characterized in that lamellar, hexagonal boron nitride primary particles are agglomerated in such a way that they line up with one another with a preferred orientation. The flake-shaped agglomerates according to the invention are suitable as filler for polymers for making polymer-boron nitride composites and for hot pressing of boron nitride sintered compacts.Type: GrantFiled: July 21, 2016Date of Patent: January 8, 2019Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Martin Engler, Krishna Uibel, Jens Eichler
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Publication number: 20180355223Abstract: The present disclosure relates to a thermally conductive pressure sensitive adhesive composition, comprising: a) an acrylic polymer component; and b) a boron nitride mixture composition comprising: i. anisotropic boron nitride agglomerates comprising hexagonal boron nitride primary particles, wherein the hexagonal boron nitride primary particles have an average primary particle size d50 comprised between 1 and 50 micrometer, wherein the anisotropic boron nitride agglomerates have an average agglomerate size d50 comprised between 50 and 250 micrometer and an aspect ratio greater than 1.5, and wherein the envelope density of the anisotropic boron nitride agglomerates is greater than 1 g/cm3?, when measured according to the test method described in the experimental section; and ii.Type: ApplicationFiled: December 6, 2016Publication date: December 13, 2018Inventors: Jan U. Wieneke, Susanne H. Rieder-Otterburg, Armin Kayser, Krishna B. Uibel, Martin Engler, Robert M. Schaedel, Takujiro Yamabe
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Patent number: 9624134Abstract: The invention relates to titanium diboride granules comprising aggregates of titanium diboride primary particles, wherein the titanium diboride granules have a rounded shape and are fracture-resistant. The invention further relates to a method for producing these titanium diboride granules, the use thereof for covering graphite cathodes in electrolytic cells in Al fused-salt electrolysis or for repairing holes in cathode bases of electrolytic cells and also a method for repairing holes in cathode bases of electrolytic cells.Type: GrantFiled: August 2, 2012Date of Patent: April 18, 2017Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Martin Engler, Georg Victor
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Publication number: 20160326063Abstract: The invention relates to boron nitride agglomerates, comprising lamellar, hexagonal boron nitride primary particles, which are agglomerated with one another with a preferred orientation, the agglomerates formed being flake-shaped. The invention also relates to a method for producing said boron nitride agglomerates, characterized in that lamellar, hexagonal boron nitride primary particles are agglomerated in such a way that they line up with one another with a preferred orientation. The flake-shaped agglomerates according to the invention are suitable as filler for polymers for making polymer-boron nitride composites and for hot pressing of boron nitride sintered compacts.Type: ApplicationFiled: July 21, 2016Publication date: November 10, 2016Inventors: Martin ENGLER, Krishna UIBEL, Jens EICHLER
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Patent number: 9422200Abstract: The invention relates to boron nitride agglomerates, comprising lamellar, hexagonal boron nitride primary particles, which are agglomerated with one another with a preferred orientation, the agglomerates formed being flake-shaped. The invention also relates to a method for producing said boron nitride agglomerates, characterized in that lamellar, hexagonal boron nitride primary particles are agglomerated in such a way that they line up with one another with a preferred orientation. The flake-shaped agglomerates according to the invention are suitable as filler for polymers for making polymer-boron nitride composites and for hot pressing of boron nitride sintered compacts.Type: GrantFiled: December 9, 2010Date of Patent: August 23, 2016Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Martin Engler, Krishna Uibel, Jens Eichler
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Patent number: 9371449Abstract: The invention relates to boron nitride agglomerates, comprising hexagonal boron nitride primary particles, wherein the hexagonal boron nitride primary particles are connected to one another by means of an inorganic binding phase comprising at least one nitride and/or oxynitride. The invention also relates to a method for producing such boron nitride agglomerates, wherein boron nitride starting powder in the form of boron nitride primary particles is mixed with binding-phase raw materials, processed into granules or molded bodies and these are then subjected to a temperature treatment at a temperature of at least 1000° C. in a nitriding atmosphere, and the obtained granules or molded bodies are comminuted and/or fractionated if necessary. The boron nitride agglomerates according to the invention are suitable as a filler for polymers to be used for producing polymer-boron nitride composite materials.Type: GrantFiled: March 19, 2013Date of Patent: June 21, 2016Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Martin Engler, Krishna B. Uibel
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Publication number: 20150137026Abstract: The invention relates to boron nitride agglomerates, comprising hexagonal boron nitride primary particles, wherein the hexagonal boron nitride primary particles are connected to one another by means of an inorganic binding phase comprising at least one nitride and/or oxynitride. The invention also relates to a method for producing such boron nitride agglomerates, wherein boron nitride starting powder in the form of boron nitride primary particles is mixed with binding-phase raw materials, processed into granules or moulded bodies and these are then subjected to a temperature treatment at a temperature of at least 1000° C. in a nitriding atmosphere, and the obtained granules or moulded bodies are comminuted and/or fractionated if necessary. The boron nitride agglomerates according to the invention are suitable as a filler for polymers to be used for producing polymer-boron nitride composite materials.Type: ApplicationFiled: March 19, 2013Publication date: May 21, 2015Inventors: Martin Engler, Krishna B. Uibel
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Publication number: 20140272116Abstract: The invention relates to titanium diboride granules comprising aggregates of titanium diboride primary particles, wherein the titanium diboride granules have a rounded shape and are fracture-resistant. The invention further relates to a method for producing these titanium diboride granules, the use thereof for covering graphite cathodes in electrolytic cells in Al fused-salt electrolysis or for repairing holes in cathode bases of electrolytic cells and also a method for repairing holes in cathode bases of electrolytic cells.Type: ApplicationFiled: August 2, 2012Publication date: September 18, 2014Applicant: ESK CERAMICS GMBH & CO. KGInventors: Martin Engler, Georg Victor
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Publication number: 20120114905Abstract: The invention relates to boron nitride agglomerates, comprising lamellar, hexagonal boron nitride primary particles, which are agglomerated with one another with a preferred orientation, the agglomerates formed being flake-shaped. The invention also relates to a method for producing said boron nitride agglomerates, characterized in that lamellar, hexagonal boron nitride primary particles are agglomerated in such a way that they line up with one another with a preferred orientation. The flake-shaped agglomerates according to the invention are suitable as filler for polymers for making polymer-boron nitride composites and for hot pressing of boron nitride sintered compacts.Type: ApplicationFiled: December 9, 2010Publication date: May 10, 2012Applicant: ESK CERAMICS GMBH & CO. KGInventors: Martin ENGLER, Krishna UIBEL, Jens EICHLER
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Patent number: 8128864Abstract: The invention relates to a water-containing slip for producing a BN-containing coating on a substrate, which comprises, based on the solids content of the slip, a) 45-90% by weight of BN, b) 3-25% by weight of boehmite nanoparticles, c) 0.5-5% by weight of at least one borate, d) 2-30% by weight of at least one water-insoluble boron compound which is different from the components a) and c), e) 2-30% by weight of an organic compound, where the solids content of the slip is 15-60% by weight.Type: GrantFiled: August 13, 2007Date of Patent: March 6, 2012Assignee: ESK Ceramics GmbH & Co. KGInventors: Martin Engler, Krishna Uibel
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Patent number: 8012252Abstract: The invention relates to a slip for producing a durable hard coating on a substrate, comprising a) silicon nitride particles and b) a binder comprising nanosize solid particles and/or precursors of nanosize solid particles from production via a sol-gel process. The invention further relates to shaped bodies composed of a substrate with a durable hard coating which has been produced from a slip according to the invention. The shaped bodies of the invention are suitable for use in the field of corrosive nonferrous metal melts.Type: GrantFiled: October 18, 2006Date of Patent: September 6, 2011Assignee: ESK CERAMICS GmbH & Co., KGInventors: Martin Engler, Christoph Lesniak, Krishna Uibel