Patents by Inventor Yasuhiko Komiya
Yasuhiko Komiya 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: 10081895Abstract: Provided is a horizontal rotary hook including: an inner rotary hook including an attracted member made of metal in an outer lower surface portion; a permanent magnet that attracts the inner rotary hook; a magnet plate accommodating the permanent magnet and provided with a mounting hole at a center of a diameter thereof; a non-metallic outer rotary hook accommodating the magnet plate and having a shaft hole at a center of a diameter of an inner bottom portion thereof; and a hook supporting shaft that is inserted through the hole of the magnet plate and the shaft hole of the outer rotary hook and includes, at an upper end thereof, a flange for rotatably supporting the outer rotary hook and the magnet plate. A friction coefficient of a contact surface of the magnet plate that comes into contact with the outer rotary hook is set to be larger than a friction coefficient of the flange of the hook supporting shaft.Type: GrantFiled: October 23, 2014Date of Patent: September 25, 2018Assignee: JANOME SEWING MACHINE CO., LTD.Inventors: Mikio Koike, Yasuhiro Osanai, Yasuhiko Komiya
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Patent number: 9850609Abstract: An outer shuttle of a sewing machine, which accommodates an inner shuttle that grabs an upper thread and accommodates a bobbin around which a lower thread is wound, includes: a gear shaft which has a driven gear connected to a driving gear, provided on a lower shaft, which is a driving source of the outer shuttle that is rotatably supported in the sewing machine, and which also has a shaft support hole formed aligned with an axial center of the driven gear; a shuttle body to which the gear shaft is press-fitted and fixed at the center of rotation of a press-fit receiving hole formed in a bottom portion thereof; and a shuttle supporting shaft which is inserted into the shaft support hole of the gear shaft of the shuttle body to support the rotation of the shuttle body.Type: GrantFiled: February 26, 2016Date of Patent: December 26, 2017Assignee: JANOME SEWING MACHINE CO., LTDInventors: Hideaki Kambara, Yasuhiro Osanai, Yasuhiko Komiya
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Publication number: 20160289878Abstract: An outer shuttle of a sewing machine, which accommodates an inner shuttle that grabs an upper thread and accommodates a bobbin around which a lower thread is wound, includes: a gear shaft which has a driven gear connected to a driving gear, provided on a lower shaft, which is a driving source of the outer shuttle that is rotatably supported in the sewing machine, and which also has a shaft support hole formed aligned with an axial center of the driven gear; a shuttle body to which the gear shaft is press-fitted and fixed at the center of rotation of a press-fit receiving hole formed in a bottom portion thereof; and a shuttle supporting shaft which is inserted into the shaft support hole of the gear shaft of the shuttle body to support the rotation of the shuttle body.Type: ApplicationFiled: February 26, 2016Publication date: October 6, 2016Inventors: Hideaki KAMBARA, Yasuhiro OSANAI, Yasuhiko KOMIYA
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Patent number: 9410275Abstract: A thread holding mechanism of a sewing machine which holds a thread supplied from a thread supply source includes a thread gripper unit that grips one end of a supplied thread, and a thread presser unit structured in a unified manner with the thread gripper unit and provided between the thread gripper unit and the thread supply source. Provided at the thread-supply-source side is a thread guide that guides another end of the thread, and when the thread gripper unit descends below the thread guide, the thread presser unit abuts the thread.Type: GrantFiled: December 24, 2013Date of Patent: August 9, 2016Assignee: JANOME SEWING MACHINE CO., LTD.Inventors: Yasuhiro Osanai, Yasuhiko Komiya
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Patent number: 9238883Abstract: Provided is a horizontal rotary hook for a sewing machine including: an inner rotary hook including an attracted member made of metal in an outer lower surface portion; a permanent magnet that attracts the inner rotary hook; a magnet plate that accommodates the permanent magnet and is provided with a shaft hole for mounting at a center of a diameter thereof; a non-metallic outer rotary hook that accommodates the magnet plate and has a shaft hole at a center of a diameter of an inner bottom portion thereof; and a hook supporting shaft that is inserted through the shaft hole of the magnet plate and the shaft hole of the outer rotary hook, and that includes, at an upper end thereof, a flange for rotatably supporting the outer rotary hook and the magnet plate. A rotation stopper for the magnet plate is disposed to be positioned more inward than an outer circumference edge of the permanent magnet placed in the magnet plate.Type: GrantFiled: November 21, 2014Date of Patent: January 19, 2016Assignee: JANOME SEWING MACHINE CO., LTD.Inventors: Mikio Koike, Yasuhiro Osanai, Yasuhiko Komiya
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Publication number: 20150308024Abstract: Provided is a horizontal rotary hook for a sewing machine including: an inner rotary hook including an attracted member made of metal in an outer lower surface portion; a permanent magnet that attracts the inner rotary hook; a magnet plate that accommodates the permanent magnet and is provided with a shaft hole for mounting at a center of a diameter thereof; a non-metallic outer rotary hook that accommodates the magnet plate and has a shaft hole at a center of a diameter of an inner bottom portion thereof; and a hook supporting shaft that is inserted through the shaft hole of the magnet plate and the shaft hole of the outer rotary hook, and that includes, at an upper end thereof, a flange for rotatably supporting the outer rotary hook and the magnet plate. A rotation stopper for the magnet plate is disposed to be positioned more inward than an outer circumference edge of the permanent magnet placed in the magnet plate.Type: ApplicationFiled: November 21, 2014Publication date: October 29, 2015Inventors: Mikio Koike, Yasuhiro Osanai, Yasuhiko Komiya
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Publication number: 20150308023Abstract: Provided is a horizontal rotary hook including: an inner rotary hook including an attracted member made of metal in an outer lower surface portion; a permanent magnet that attracts the inner rotary hook; a magnet plate accommodating the permanent magnet and provided with a mounting hole at a center of a diameter thereof; a non-metallic outer rotary hook accommodating the magnet plate and having a shaft hole at a center of a diameter of an inner bottom portion thereof; and a hook supporting shaft that is inserted through the hole of the magnet plate and the shaft hole of the outer rotary hook and includes, at an upper end thereof, a flange for rotatably supporting the outer rotary hook and the magnet plate. A friction coefficient of a contact surface of the magnet plate that comes into contact with the outer rotary hook is set to be larger than a friction coefficient of the flange of the hook supporting shaft.Type: ApplicationFiled: October 23, 2014Publication date: October 29, 2015Inventors: Mikio KOIKE, Yasuhiro OSANAI, Yasuhiko KOMIYA
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Patent number: 9080269Abstract: A needle threader includes a needle bar supporter to which a needle bar holding a needle with a needle hole is attached, a threader shaft supported in a movable manner in a vertical direction and in a rotatable manner, a thread holding mechanism and a threader mechanism which is held by the threader shaft and which comprises a threader hook. The threader hook includes a capturing portion that captures the thread at a tip part of the capturing portion. The capturing portion includes a thread pathway and a thread capturing space. A width of a part where the thread pathway becomes the narrowest is formed so as to be narrower than a width of the thread capturing space. The thread enters or leaves the thread pathway in a tensioned condition, and the width of the part where the thread pathway becomes the narrowest is formed.Type: GrantFiled: December 23, 2013Date of Patent: July 14, 2015Assignee: JANOME SEWING MACHINE CO., LTD.Inventors: Yasuhiro Osanai, Yasuhiko Komiya
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Publication number: 20150013582Abstract: A needle threader includes a needle bar supporter to which a needle bar holding a needle with a needle hole is attached, a threader shaft supported in a movable manner in a vertical direction and in a rotatable manner, a thread holding mechanism and a threader mechanism which is held by the threader shaft and which comprises a threader hook. The threader hook includes a capturing portion that captures the thread at a tip part of the capturing portion. The capturing portion includes a thread pathway and a thread capturing space. A width of a part where the thread pathway becomes the narrowest is formed so as to be narrower than a width of the thread capturing space. The thread enters or leaves the thread pathway in a tensioned condition, and the width of the part where the thread pathway becomes the narrowest is formed.Type: ApplicationFiled: December 23, 2013Publication date: January 15, 2015Applicant: JANOME SEWING MACHINE CO., LTD.Inventors: Yasuhiro OSANAI, Yasuhiko KOMIYA
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Publication number: 20150013583Abstract: A thread holding mechanism of a sewing machine which holds a thread supplied from a thread supply source includes a thread gripper unit that grips one end of a supplied thread, and a thread presser unit structured in a unified manner with the thread gripper unit and provided between the thread gripper unit and the thread supply source. Provided at the thread-supply-source side is a thread guide that guides another end of the thread, and when the thread gripper unit descends below the thread guide, the thread presser unit abuts the thread.Type: ApplicationFiled: December 24, 2013Publication date: January 15, 2015Applicant: JANOME SEWING MACHINE CO., LTD.Inventors: Yasuhiro OSANAI, Yasuhiko KOMIYA
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Patent number: 6536089Abstract: The present invention relates to an insulated vessel which may be produced at low cost, has superior insulating capabilities and excellent volumetric efficiency, and which may be suitably employed in a thermos, cooler, icebox, insulated cup, thermal insulated lunch box, thermal insulated electric pot, heat retaining rice cooker, refrigerator or freezer box insulating material, or as an insulating layer in a bath tub. The insulated vessel of the present invention is characterized in the formation of an insulating layer in the space interval between the inner vessel and the outer vessel of a double walled vessel which is filled with a low thermoconductive gas consisting of at least one the gases of xenon, krypton, and argon, and in the disposition of a metallic heat radiation preventing material at the insulating layer.Type: GrantFiled: October 6, 2000Date of Patent: March 25, 2003Assignee: Nippon Sanso CorporationInventors: Yasuhiko Komiya, Masashi Yamada, Atsuhiko Tanaka, Seiichi Ito
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Patent number: 6332346Abstract: In the present invention, in a method of fabricating a metal vessel formed by expanding in hydraulic bulge formation a cylinder having a bottom, wherein a flat plate material is formed into a cylinder, the edges welded, and a bottom member welded to one open part of the cylindrical shell member, the stationary point of the expanded part of the shell member is made the expanding part side from the shell member—bottom member weld of the cylinder with a bottom, and thereby by expanding the shell part on the opening side, a metal vessel is formed, and thus the time of the processing itself of a plurality of expanding process of press-working and ironing and transiting of moving from one step to the next can be completed by one step, decreasing the time and reducing the cost.Type: GrantFiled: December 1, 2000Date of Patent: December 25, 2001Assignee: Nippon Sanso CorporationInventors: Yasuhiko Komiya, Shoji Toida
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Publication number: 20010000278Abstract: In the present invention, in a method of fabricating a metal vessel formed by expanding in hydraulic bulge formation a cylinder having a bottom, wherein a flat plate material is formed into a cylinder, the edges welded, and a bottom member welded to one open part of the cylindrical shell member, the stationary point of the expanded part of the shell member is made the expanding part side from the shell member—bottom member weld of the cylinder with a bottom, and thereby by expanding the shell part on the opening side, a metal vessel is formed, and thus the time of the processing itself of a plurality of expanding process of press-working and ironing and transiting of moving from one step to the next can be completed by one step, decreasing the time and reducing the cost.Type: ApplicationFiled: December 1, 2000Publication date: April 19, 2001Inventors: Yasuhiko Komiya, Shoji Toida
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Patent number: 6182487Abstract: In the present invention, in a method of fabricating a metal vessel formed by expanding in hydraulic bulge formation a cylinder having a bottom, wherein a flat plate material is formed into a cylinder, the edges welded, and a bottom member welded to one open part of the cylindrical shell member, the stationary point of the expanded part of the shell member is made the expanding part side from the shell member—bottom member weld of the cylinder with a bottom, and thereby by expanding the shell part on the opening side, a metal vessel is formed, and thus the time of the processing itself of a plurality of expanding process of press-working and ironing and transiting of moving from one step to the next can be completed by one step, decreasing the time and reducing the cost.Type: GrantFiled: January 26, 1999Date of Patent: February 6, 2001Assignee: Nippon Sanso CorporationInventors: Yasuhiko Komiya, Shoji Toida
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Patent number: 6179155Abstract: The present invention relates to an insulated vessel which may be produced at low cost, has superior insulating capabilities and excellent volumetric efficiency, and which may be suitably employed in a thermos, cooler, icebox, insulated cup, thermal insulated lunch box, thermal insulated electric pot, heat retaining rice cooker, refrigerator or freezer box insulating material, or as an insulating layer in a bath tub. The insulated vessel of the present invention is characterized in the formation of an insulating layer in the space interval between the inner vessel and the outer vessel of a double walled vessel which is filled with a low thermoconductive gas consisting of at least one the gases of xenon, krypton, and argon, and in the disposition of a metallic heat radiation preventing material at the insulating layer.Type: GrantFiled: July 11, 1997Date of Patent: January 30, 2001Assignee: Nippon Sanso CorporationInventors: Yasuhiko Komiya, Masashi Yamada, Atsuhiko Tanaka, Seiichi Ito
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Patent number: 6036801Abstract: A thermally insulated double-walled synthetic resin container having a thermal insulator layer filled with a low thermal conductivity gas, wherein the inner container and the outer container are formed from a chemical resistant resin, a hole portion is provided at the enter of the bottom wall of the outer container, this hole portion is sealed by a sealing panel formed from chemical resistant resin; a protrusion portion is formed on the thermal insulator layer side of the bottom central portion of the outer container and a depression portion aligned with the center of the protrusion portion is formed on the reverse side of this protrusion portion; or a metallic thin film layer is formed on the surfaces facing the thermal insulator layer aside from the area around the mouth; as a result of which the thermally insulated double-walled synthetic resin container is provided with exceptional thermal insulation capabilities and strength.Type: GrantFiled: September 16, 1997Date of Patent: March 14, 2000Assignee: Nippon Sanso CorporationInventors: Masashi Yamada, Hidefumi Kamachi, Yasuhiko Komiya, Takafumi Fujii, Kensuke Furuyama, Atsuhiko Tanaka, Rikiya Kato
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Patent number: 5904264Abstract: A thermally insulated double-walled synthetic resin container having a thermal insulator layer filled with a low thermal conductivity gas, wherein the inner container and the outer container are formed from a chemical resistant resin, a hole portion is provided at the enter of the bottom wall of the outer container, this hole portion is sealed by a sealing panel formed from chemical resistant resin; a protrusion portion is formed on the thermal insulator layer side of the bottom central portion of the outer container and a depression portion aligned with the center of the protrusion portion is formed on the reverse side of this protrusion portion; or a metallic thin film layer is formed on the surfaces facing the thermal insulator layer aside from the area around the mouth; as a result of which the thermally insulated double-walled synthetic resin container is provided with exceptional thermal insulation capabilities and strength.Type: GrantFiled: September 10, 1996Date of Patent: May 18, 1999Assignee: Nippon Sanso CorporationInventors: Masashi Yamada, Hidefumi Kamachi, Yasuhiko Komiya, Takafumi Fujii, Kensuke Furuyama, Atsuhiko Tanaka, Rikiya Kato
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Patent number: 5896641Abstract: The present invention relates to an insulated container used for example as a cooler box, a thermos flask or an insulated lunch box, a suitable insulating material for such a container and a method for its manufacture. The insulated container of the present invention is made with an insulating layer between inner and outer walls of a double walled container with the inner and outer walls joined together as one, and has an insulating material, made by filling a bag with a low thermal conductivity gas comprising at least one of gases such as Xenon, Krypton and Argon, disposed between the inner and outer walls. The method of manufacturing the insulated container involves the steps of inserting a bag into the space of the double walled container, filling the bag inserted into the space with a low thermal conductivity gas, and then sealing the bag.Type: GrantFiled: May 12, 1997Date of Patent: April 27, 1999Assignee: Nippon Sanso CorporationInventors: Masashi Yamada, Seiichi Ito, Yasuhiko Komiya
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Patent number: 5846371Abstract: A thermally insulated container of the present invention is a double-walled container in an integral body in which an inner casing is arranged in an outer casing so as to maintain a space therebetween, wherein the space is charged with a gas having a low thermal conductivity, and an opening having a diameter of 0.1 to 3 mm for charging gas in a wall of either of the inner casing and the outer casing is sealed.Type: GrantFiled: April 21, 1997Date of Patent: December 8, 1998Assignee: Nippon Sanso CorporationInventors: Masashi Yamada, Yasuhiko Komiya, Atsuhiko Tanaka, Seiichi Ito
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Patent number: 5769262Abstract: A thermally-insulated double-walled container is disclosed made of synthetic resin which is formed by joining together an inner container and an outer container in a unitary fashion to form a space therebetween; wherein a thermoinsulating layer is formed in the space between the inner container and the outer container by filling the space with at least one low thermoconductive gas selected from the group consisting of xenon, krypton, and argon; and wherein the inner container and the outer container are multilayer molded from different synthetic resin materials. The container provides an excellent gas-barrier capacity without requiring plating of the outer surface of the inner container or the inner surface of the outer container in the double walled container and maintains its mechanical strength over a long period of time and having an excellent thermoinsulating capacity. The container is suitable as a thermos, cooler box, ice cooler, thermoinsulated cup, insulated lunch box, or the like.Type: GrantFiled: May 2, 1996Date of Patent: June 23, 1998Assignee: Nippon Sanso CorporationInventors: Masashi Yamada, Yasuhiko Komiya, Atsuhiko Tanaka, Seiichi Itoh, Hidefumi Kamachi