Patents by Inventor Tuomas STARK
Tuomas STARK 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: 11258386Abstract: A wind turbine assembly including a rotor system, a generator, a first converter, a second converter, and a controller system. The first converter includes a first bridge circuit having a plurality of switch members each having a controllable switch. The second converter includes a second bridge circuit having a plurality of switch members each having a controllable switch. The controller system is adapted to provide a drying operation for second converter including short circuiting the second converter with the controllable switches of the second bridge in circuit, and supplying power from the generator through the first converter to the short circuited second converter for drying the second converter.Type: GrantFiled: February 1, 2021Date of Patent: February 22, 2022Assignee: ABB Schweiz AGInventors: Petri Maksimainen, Teemu Oksanen, Erkki Niemi, Tuomas Stark
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Publication number: 20210265931Abstract: A wind turbine assembly including a rotor system, a generator, a first converter, a second converter, and a controller system. The first converter includes a first bridge circuit having a plurality of switch members each having a controllable switch. The second converter includes a second bridge circuit having a plurality of switch members each having a controllable switch. The controller system is adapted to provide a drying operation for second converter including short circuiting the second converter with the controllable switches of the second bridge in circuit, and supplying power from the generator through the first converter to the short circuited second converter for drying the second converter.Type: ApplicationFiled: February 1, 2021Publication date: August 26, 2021Inventors: Petri Maksimainen, Teemu Oksanen, Erkki Niemi, Tuomas Stark
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Patent number: 9752257Abstract: A method and apparatus for producing fiber yarn is provided. The novel apparatus includes a first transportation and pressing element (1) and a second transportation and pressing element (5) arranged adjacent to the first transportation and pressing element (1) as well as elements for driving the transportation and pressing elements (1, 5). The first and second transportation and pressing elements (1, 5) are arranged to form a nip therebetween. The apparatus also includes a nozzle (9) for feeding fiber suspension (6), such as pulp fiber suspension, to the nip between the first and second transportation and pressing elements (1, 5).Type: GrantFiled: February 8, 2016Date of Patent: September 5, 2017Assignee: SPINNOVA OYInventors: Juha Salmela, Thomas Widmaier, Petri Kuosmanen, Panu Kiviluoma, Johanna Liukkonen, Hans Koskinen, Tuomas Stark, Tuomas Isomaa, Jyri Lehto
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Publication number: 20170016151Abstract: A method and apparatus for producing fibre yarn is provided. The novel apparatus includes a first transportation and pressing element (1) and a second transportation and pressing element (5) arranged adjacent to the first transportation and pressing element as well as elements for driving the transportation and pressing elements (1, 5). The first and second transportation and pressing elements (1, 5) are arranged to form a nip there between. The apparatus also includes a nozzle (9) for feeding fibre suspension (6), such as pulp fibre suspension, to the nip between the first and second transportation and pressing elements (1, 5).Type: ApplicationFiled: April 10, 2015Publication date: January 19, 2017Inventors: Juha SALMELA, Thomas WIDMAIER, Petri KUOSMANEN, Panu KIVILUOMA, Johanna LIUKKONEN, Hans KOSKINEN, Tuomas STARK, Tuomas ISOMAA, Jyri LEHTO
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Publication number: 20160160400Abstract: A method and apparatus for producing fibre yarn is provided. The novel apparatus includes a first transportation and pressing element (1) and a second transportation and pressing element (5) arranged adjacent to the first transportation and pressing element (1) as well as elements for driving the transportation and pressing elements (1, 5). The first and second transportation and pressing elements (1, 5) are arranged to form a nip therebetween. The apparatus also includes a nozzle (9) for feeding fibre suspension (6), such as pulp fibre suspension, to the nip between the first and second transportation and pressing elements (1, 5).Type: ApplicationFiled: February 8, 2016Publication date: June 9, 2016Inventors: Juha SALMELA, Thomas WIDMAIER, Petri KUOSMANEN, Panu KIVILUOMA, Johanna LIUKKONEN, Hans KOSKINEN, Tuomas STARK, Tuomas ISOMAA, Jyri LEHTO
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Patent number: 9322117Abstract: A method and apparatus for producing fibre yarn is provided. The novel apparatus includes a first transportation and pressing element (1) and a second transportation and pressing element (5) arranged adjacent to the first transportation and pressing element (1) as well as elements for driving the transportation and pressing elements (1, 5). The first and second transportation and pressing elements (1, 5) are arranged to form a nip therebetween. The apparatus also includes a nozzle (9) for feeding fibre suspension (6), such as pulp fibre suspension, to the nip between the first and second transportation and pressing elements (1, 5).Type: GrantFiled: April 10, 2015Date of Patent: April 26, 2016Assignee: SPINNOVA OYInventors: Juha Salmela, Thomas Widmaier, Petri Kuosmanen, Panu Kiviluoma, Johanna Liukkonen, Hans Koskinen, Tuomas Stark, Tuomas Isomaa, Jyri Lehto
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Patent number: 9290864Abstract: A method and apparatus for producing fiber yarn is provided. The novel apparatus includes a first transportation and pressing element (1) and a second transportation and pressing element (5) arranged adjacent to the first transportation and pressing element (1) as well as elements for driving the transportation and pressing elements (1, 5). The first and second transportation and pressing elements (1, 5) are arranged to form a nip therebetween. The apparatus also includes a nozzle (9) for feeding fiber suspension (6), such as pulp fiber suspension, to the nip between the first and second transportation and pressing elements (1, 5).Type: GrantFiled: June 15, 2015Date of Patent: March 22, 2016Assignee: SPINNOVA OYInventors: Juha Salmela, Thomas Widmaier, Petri Kuosmanen, Panu Kiviluoma, Johanna Liukkonen, Hans Koskinen, Tuomas Stark, Tuomas Isomaa, Jyri Lehto
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Publication number: 20150292122Abstract: A method and apparatus for producing fibre yarn is provided. The novel apparatus includes a first transportation and pressing element (1) and a second transportation and pressing element (5) arranged adjacent to the first transportation and pressing element (1) as well as elements for driving the transportation and pressing elements (1, 5). The first and second transportation and pressing elements (1, 5) are arranged to form a nip therebetween. The apparatus also includes a nozzle (9) for feeding fibre suspension (6), such as pulp fibre suspension, to the nip between the first and second transportation and pressing elements (1, 5).Type: ApplicationFiled: June 15, 2015Publication date: October 15, 2015Inventors: Juha SALMELA, Thomas WIDMAIER, Petri KUOSMANEN, Panu KIVILUOMA, Johanna LIUKKONEN, Hans KOSKINEN, Tuomas STARK, Tuomas ISOMAA, Jyri LEHTO
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Publication number: 20150292121Abstract: A method and apparatus for producing fibre yarn is provided. The novel apparatus includes a first transportation and pressing element (1) and a second transportation and pressing element (5) arranged adjacent to the first transportation and pressing element (1) as well as elements for driving the transportation and pressing elements (1, 5). The first and second transportation and pressing elements (1, 5) are arranged to form a nip therebetween. The apparatus also includes a nozzle (9) for feeding fibre suspension (6), such as pulp fibre suspension, to the nip between the first and second transportation and pressing elements (1, 5).Type: ApplicationFiled: April 10, 2015Publication date: October 15, 2015Inventors: Juha SALMELA, Thomas WIDMAIER, Petri KUOSMANEN, Panu KIVILUOMA, Johanna LIUKKONEN, Hans KOSKINEN, Tuomas STARK, Tuomas ISOMAA, Jyri LEHTO