Patents by Inventor Johannes Weirich
Johannes Weirich 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: 20230384512Abstract: A delivery fiber assembly suitable for delivering broad band light and including a delivery fiber and a connector member. The delivery fiber has a length, an input end for launching light, and a delivery end. The delivery fiber includes along its length a core region and a cladding region surrounding the core region, the cladding region includes a cladding background material having a refractive index Nbg and a plurality of microstructures in the form of inclusions of solid material having refractive index up to Ninc and extending in the length of the longitudinal axis of the delivery fiber, wherein Ninc<Nbg. The plurality of inclusions in the cladding region is arranged in a cross-sectional pattern including at least two rings of inclusions surrounding the core region. The connector member is mounted to the delivery fiber at a delivery end section of the delivery fiber including the delivery end.Type: ApplicationFiled: May 31, 2023Publication date: November 30, 2023Applicant: NKT PHOTONICS A/SInventors: Johannes WEIRICH, Martin Dybendal MAACK
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Patent number: 11703635Abstract: A delivery fiber assembly suitable for delivering broad band light and including a delivery fiber and a connector member. The delivery fiber has a length, an input end for launching light, and a delivery end. The delivery fiber includes along its length a core region and a cladding region surrounding the core region, the cladding region includes a cladding background material having a refractive index Nbg and a plurality of microstructures in the form of inclusions of solid material having refractive index up to Ninc and extending in the length of the longitudinal axis of the delivery fiber, wherein Ninc<Nbg. The plurality of inclusions in the cladding region is arranged in a cross-sectional pattern including at least two rings of inclusions surrounding the core region. The connector member is mounted to the delivery fiber at a delivery end section of the delivery fiber including the delivery end.Type: GrantFiled: August 19, 2021Date of Patent: July 18, 2023Assignee: NKT PHOTONICS A/SInventors: Johannes Weirich, Martin Dybendal Maack
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Publication number: 20210382230Abstract: A delivery fiber assembly suitable for delivering broad band light and including a delivery fiber and a connector member. The delivery fiber has a length, an input end for launching light, and a delivery end. The delivery fiber includes along its length a core region and a cladding region surrounding the core region, the cladding region includes a cladding background material having a refractive index Nbg and a plurality of microstructures in the form of inclusions of solid material having refractive index up to Ninc and extending in the length of the longitudinal axis of the delivery fiber, wherein Ninc<Nbg. The plurality of inclusions in the cladding region is arranged in a cross-sectional pattern including at least two rings of inclusions surrounding the core region. The connector member is mounted to the delivery fiber at a delivery end section of the delivery fiber including the delivery end.Type: ApplicationFiled: August 19, 2021Publication date: December 9, 2021Applicant: NKT PHOTONICS A/SInventors: Johannes WEIRICH, Martin Dybendal MAACK
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Patent number: 11137541Abstract: The invention comprises a delivery fiber assembly suitable for delivering broad band light. The delivery fiber assembly comprises a delivery fiber and a connector member. The deliver has a length, an input end for launching light and a delivery end for delivering light, where the delivery fiber comprises along its length a core region and a cladding region surrounding the core region. The cladding region comprises a cladding background material having a refractive index Nbg and a plurality of inclusions of solid material having refractive index up to Ninc and extending in the length of the longitudinal axis of the delivery fiber, wherein Ninc<Nbg and the plurality of inclusions in the cladding region is arranged in a cross-sectional pattern comprising at least two rings of inclusions surrounding the core region. The connector is mounted to the delivery fiber at a delivery end section of the delivery fiber comprising said delivery end.Type: GrantFiled: May 11, 2020Date of Patent: October 5, 2021Assignee: NKT PHOTONICS A/SInventors: Johannes Weirich, Martin Dybendal Maack
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Publication number: 20200341190Abstract: The invention comprises a delivery fiber assembly suitable for delivering broad band light. The delivery fiber assembly comprises a delivery fiber and a connector member. The deliver has a length, an input end for launching light and a delivery end for delivering light, where the delivery fiber comprises along its length a core region and a cladding region surrounding the core region. The cladding region comprises a cladding background material having a refractive index Nbg and a plurality of inclusions of solid material having refractive index up to Ninc and extending in the length of the longitudinal axis of the delivery fiber, wherein Ninc<Nbg and the plurality of inclusions in the cladding region is arranged in a cross-sectional pattern comprising at least two rings of inclusions surrounding the core region. The connector is mounted to the delivery fiber at a delivery end section of the delivery fiber comprising said delivery end.Type: ApplicationFiled: May 11, 2020Publication date: October 29, 2020Applicant: NKT PHOTONICS A/SInventors: Johannes WEIRICH, Martin Dybendal MAACK
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Patent number: 10649136Abstract: The invention comprises a delivery fiber assembly suitable for delivering broad band light and comprising a delivery fiber and a connector member. The delivery fiber has a length, an input end for launching light and a delivery end for delivering light. The delivery fiber comprises along its length a core region and a cladding region surrounding the core region wherein the cladding region comprises a cladding background material having a refractive index Nbg and a plurality of microstructures in the form of inclusions of solid material having refractive index up to Ninc and extending in the length of the longitudinal axis of the delivery fiber, wherein Ninc<Nbg. The plurality of inclusions in the cladding region is arranged in a cross-sectional pattern comprising at least two rings of inclusions surrounding the core region. The connector member is mounted to the delivery fiber at a delivery end section of the delivery fiber comprising the delivery end.Type: GrantFiled: June 24, 2016Date of Patent: May 12, 2020Assignee: NKT PHOTONICS A/SInventors: Johannes Weirich, Martin Dybendal Maack
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Patent number: 10495180Abstract: A wire rope assembly unit including a wire rope and a device for assembling the wire rope. The device is fastened at one end of the wire rope and has a connecting element arranged at the front on the end of the wire rope. The assembly unit has a sleeve that engages around an outer surface of an end section of the wire rope. The sleeve is made of a material of lesser rigidity than strands of the wire rope and, optionally, than the connecting element. The sleeve is pressed, hammered and/or rolled onto the wire rope and, optionally, onto the connecting element to produce a form-locked connection. Outer strands of the wire rope are separated from the wire rope in a rope section, in which the wire rope is arranged inside the sleeve, and the sleeve is connected to ends of the outer strands at its one edge.Type: GrantFiled: December 17, 2013Date of Patent: December 3, 2019Assignee: CASAR DRAHTSEILWERK SAAR GMBHInventor: Johannes Weirich
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Publication number: 20180188447Abstract: The invention comprises a delivery fiber assembly suitable for delivering broad band light and comprising a delivery fiber and a connector member. The delivery fiber has a length, an input end for launching light and a delivery end for delivering light. The delivery fiber comprises along its length a core region and a cladding region surrounding the core region wherein the cladding region comprises a cladding background material having a refractive index Nbg and a plurality of microstructures in the form of inclusions of solid material having refractive index up to Ninc and extending in the length of the longitudinal axis of the delivery fiber, wherein Ninc<Nbg. The plurality of inclusions in the cladding region is arranged in a cross-sectional pattern comprising at least two rings of inclusions surrounding the core region. The connector member is mounted to the delivery fiber at a delivery end section of the delivery fiber comprising the delivery end.Type: ApplicationFiled: June 24, 2016Publication date: July 5, 2018Applicant: NKT PHOTONICS A/SInventors: Johannes WEIRICH, Martin Dybendal MAACK
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Patent number: 9726215Abstract: A force transmission unit that has a rope, particularly a wire rope, and a device for introducing a force into the rope, that includes a sleeve enclosing the rope and connected to the rope under deformation. The force transmission unit has a connecting member which is arranged between the sleeve and the rope and formed from a material that has a lower strength than the materials from which the sleeve and the outer strands of the rope are formed and which preferably has a hollow cylindrical shape.Type: GrantFiled: April 23, 2013Date of Patent: August 8, 2017Assignee: CASAR DRAHTSEILWERK SAAR GMBHInventor: Johannes Weirich
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Publication number: 20150354666Abstract: A wire rope assembly unit including a wire rope and a device for assembling the wire rope. The device is fastened at one end of the wire rope and has a connecting element arranged at the front on the end of the wire rope. The assembly unit has a sleeve that engages around an outer surface of an end section of the wire rope. The sleeve is made of a material of lesser rigidity than strands of the wire rope and, optionally, than the connecting element. The sleeve is pressed, hammered and/or rolled onto the wire rope and, optionally, onto the connecting element to produce a form-locked connection. Outer strands of the wire rope are separated from the wire rope in a rope section, in which the wire rope is arranged inside the sleeve, and the sleeve is connected to ends of the outer strands at its one edge.Type: ApplicationFiled: December 17, 2013Publication date: December 10, 2015Applicant: CASAR Drahtseilwerk Saar GmbHInventor: Johannes WEIRICH
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Publication number: 20150122067Abstract: A force transmission unit that has a rope, particularly a wire rope, and a device for introducing a force into the rope, that includes a sleeve enclosing the rope and connected to the rope under deformation. The force transmission unit has a connecting member which is arranged between the sleeve and the rope and formed from a material that has a lower strength than the materials from which the sleeve and the outer strands of the rope are formed and which preferably has a hollow cylindrical shape.Type: ApplicationFiled: April 23, 2013Publication date: May 7, 2015Inventor: Johannes Weirich