Patents by Inventor Shigeru NAKAZAKI
Shigeru NAKAZAKI 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).
-
Patent number: 10933769Abstract: A load detection sensor unit 1A includes: a load detection sensor 5 that has a sensor sheet 50 having a pair of resinous insulating sheets 56s and 57s, a first electrode 56e provided on a surface of one insulating sheet 56s, and a second electrode 57e forming a pair with the first electrode 56e, and a metal plate 60 provided in at least a portion overlapping with the first electrode 56e and the second electrode 57e on one surface of the sensor sheet 50; and a pressing member 4 that has a pressing portion 46 disposed on the side of the metal plate 60 opposite to the side of the sensor sheet 50 and pressing the metal plate 60. The pressing portion 46 is harder than the seat cushion SC and the sensor sheet 50 and the metal plate 60 are bonded by an adhesive layer 70.Type: GrantFiled: November 4, 2016Date of Patent: March 2, 2021Assignee: FUJIKURA LTD.Inventors: Shigeru Nakazaki, Tetsuya Kawahira, Naohiro Kikukawa, Takashi Kameshima
-
Publication number: 20200290483Abstract: A load detection sensor unit 1A includes: a load detection sensor 5 that has a sensor sheet 50 having a pair of resinous insulating sheets 56s and 57s, a first electrode 56e provided on a surface of one insulating sheet 56s, and a second electrode 57e forming a pair with the first electrode 56e, and a metal plate 60 provided in at least a portion overlapping with the first electrode 56e and the second electrode 57e on one surface of the sensor sheet 50; and a pressing member 4 that has a pressing portion 46 disposed on the side of the metal plate 60 opposite to the side of the sensor sheet 50 and pressing the metal plate 60. The pressing portion 46 is harder than the seat cushion SC and the sensor sheet 50 and the metal plate 60 are bonded by an adhesive layer 70.Type: ApplicationFiled: November 4, 2016Publication date: September 17, 2020Applicant: Fujikura Ltd.Inventors: Shigeru Nakazaki, Tetsuya Kawahira, Naohiro Kikukawa, Takashi Kameshima
-
Patent number: 10486551Abstract: A load-detecting device 1 includes a load detection sensor unit SU and a base 2 on which the load detection sensor unit SU is mounted, and the load detection sensor unit SU includes an upper surface 47S configured to be pressed by a seat cushion SC, a first electrode 52, and a second electrode 62. The upper surface 47S moves with respect to the mount surface 21S such that an angle of the upper surface 47S with respect to the mount surface 21S changes.Type: GrantFiled: March 30, 2016Date of Patent: November 26, 2019Assignee: FUJIKURA LTD.Inventors: Shigeru Nakazaki, Nobuyoshi Ito, Tetsuya Kawahira
-
Patent number: 10351033Abstract: A load detection sensor unit includes: a load detection sensor which includes a pair of electrodes facing each other with a predetermined gap interposed therebetween and a metal plate covering at least a part of one electrode; and a pressing member that includes a pressing portion pressed against a sheet cushion of a seat device and harder than the sheet cushion, and the pair of electrodes contacts each other when the metal plate is bent in a case in which the pressing portion presses a part of the metal plate.Type: GrantFiled: January 27, 2016Date of Patent: July 16, 2019Assignee: FUJIKURA LTD.Inventors: Tetsuya Kawahira, Noriyuki Karasawa, Shigeru Nakazaki
-
Patent number: 10322649Abstract: The load-detecting device 1 includes a base 2 engaged with a pair of S springs 100, and a load detection sensor unit SU that is mounted on the base 2 and includes a first electrode 52 and a second electrode 62 facing each other and being brought into contact with each other by pressing force of the seat cushion SC when a load is detected, The upper surface 47S of the load detection sensor unit SU that is pressed by the seat cushion SC when a load is detected is located at the same height as or higher than the upper ends 101 of the respective S springs 100, with which the base 2 is engaged, and the contact surface between the first electrode 52 and the second electrode 62 is located lower than the upper ends 101 of the respective S springs 100, with which the base 2 is engaged.Type: GrantFiled: March 30, 2016Date of Patent: June 18, 2019Assignee: FUJIKURA LTD.Inventors: Shigeru Nakazaki, Naohiro Kikukawa, Tetsuya Kawahira
-
Patent number: 10202059Abstract: A load detection sensor 5 of the invention includes: a first electrode sheet 50 which includes first electrode 52 and a first contact point 53; a second electrode sheet 60 which includes a second electrode 62 and a second contact point 63; a spacer 70 which is disposed between the first electrode sheet and the second electrode sheet; one terminal 5A which is electrically connected to the first electrode 52; and the other terminal 5B which is electrically connected to the first contact point 53. A connection maintaining portion AP in which an electrical connection is maintained even when an external pressure is not applied thereto is formed by the first contact point 53 and the second contact point 63, and odd series of the switches SW electrically connected in series between one terminal 5A and the other terminal 5B are set.Type: GrantFiled: January 27, 2016Date of Patent: February 12, 2019Assignee: FUJIKURA LTD.Inventors: Tetsuya Kawahira, Shigeru Nakazaki
-
Publication number: 20180086228Abstract: The load-detecting device 1 includes a base 2 engaged with a pair of S springs 100, and a load detection sensor unit SU that is mounted on the base 2 and includes a first electrode 52 and a second electrode 62 facing each other and being brought into contact with each other by pressing force of the seat cushion when a load is detected The upper surface 47S of the load detection sensor unit SU that is pressed by the seat cushion when a load is detected is located at the same height as or higher than the upper ends 101 of the respective S springs 100, with which the base 2 is engaged, and the contact surface between the first electrode 52 and the second electrode 62 is located lower than the upper ends 101 of the respective S springs 100, with which the base 2 is engaged.Type: ApplicationFiled: March 30, 2016Publication date: March 29, 2018Applicant: Fujikura Ltd.Inventors: Shigeru Nakazaki, Naohiro Kikukawa, Tetsuya Kawahira
-
Publication number: 20180072186Abstract: A load-detecting device 1 includes a load detection sensor unit SU and a base 2 on which the load detection sensor unit SU is mounted, and the load detection sensor unit SU includes an upper surface 47S configured to be pressed by a seat cushion SC, a first electrode 52, and a second electrode 62. The upper surface 47S moves with respect to the mount surface 21S such that an angle of the upper surface 47S with respect to the mount surface 21S changes.Type: ApplicationFiled: March 30, 2016Publication date: March 15, 2018Applicant: Fujikura Ltd.Inventors: Shigeru Nakazaki, Nobuyoshi Ito, Tetsuya Kawahira
-
Publication number: 20180025861Abstract: A load detection sensor 5 of the invention includes: a first electrode sheet 50 which includes first electrode 52 and a first contact point 53; a second electrode sheet 60 which includes a second electrode 62 and a second contact point 63; a spacer 70 which is disposed between the first electrode sheet and the second electrode sheet; one terminal 5A which is electrically connected to the first electrode 52; and the other terminal 5B which is electrically connected to the first contact point 53. A connection maintaining portion AP in which an electrical connection is maintained even when an external pressure is not applied thereto is formed by the first contact point 53 and the second contact point 63, and odd series of the switches SW electrically connected in series between one terminal 5A and the other terminal 5B are set.Type: ApplicationFiled: January 27, 2016Publication date: January 25, 2018Applicant: Fujikura Ltd.Inventors: Tetsuya Kawahira, Shigeru Nakazaki
-
Publication number: 20180022232Abstract: A load detection sensor unit includes: a load detection sensor which includes a pair of electrodes facing each other with a predetermined gap interposed therebetween and a metal plate covering at least a part of one electrode; and a pressing member that includes a pressing portion pressed against a sheet cushion of a seat device and harder than the sheet cushion, and the pair of electrodes contacts each other when the metal plate is bent in a case in which the pressing portion presses a part of the metal plate.Type: ApplicationFiled: January 27, 2016Publication date: January 25, 2018Applicant: Fujikura Ltd.Inventors: Tetsuya Kawahira, Noriyuki Karasawa, Shigeru Nakazaki
-
Patent number: 9630525Abstract: A seat device 5 according to the present invention includes a cushion pad 60, a support member 70 for supporting the cushion pad 60, a pressure sensitive switch SW disposed with a spacing from the under face of the cushion pad, and a pressing member 90 disposed below the cushion pad 60 and deformed by a pressure applied from the under face of the cushion pad to press the pressure sensitive switch SW. The deformed amount of the pressing member 90 per unit displacement amount in which the under face of the cushion pad is displaced downwardly is greater in a second stage after the pressure sensitive switch SW is turned on than in a first stage before the pressure sensitive switch SW is turned on.Type: GrantFiled: September 9, 2014Date of Patent: April 25, 2017Assignee: FUJIKURA LTD.Inventors: Shigeru Nakazaki, Tetsuya Kawahira
-
Publication number: 20160214505Abstract: A seat device 5 according to the present invention includes a cushion pad 60, a support member 70 for supporting the cushion pad 60, a pressure sensitive switch SW disposed with a spacing from the under face of the cushion pad, and a pressing member 90 disposed below the cushion pad 60 and deformed by a pressure applied from the under face of the cushion pad to press the pressure sensitive switch SW. The deformed amount of the pressing member 90 per unit displacement amount in which the under face of the cushion pad is displaced downwardly is greater in a second stage after the pressure sensitive switch SW is turned on than in a first stage before the pressure sensitive switch SW is turned on.Type: ApplicationFiled: September 9, 2014Publication date: July 28, 2016Applicant: FUJIKURA LTD.Inventors: Shigeru NAKAZAKI, Tetsuya KAWAHIRA
-
Publication number: 20160172127Abstract: A membrane excelling in flame retardancy and a seat device using the same are provided. A membrane includes a first film haying at least a first wiring. A layer of flame retardant material is formed on a surface not formed with the first wiring of the first film. The layer contains an organic substance and phosphorus, and that forms a layer of carbide for physically supporting the first wiring by combustion.Type: ApplicationFiled: July 4, 2014Publication date: June 16, 2016Applicant: FUJIKURA LTD.Inventor: Shigeru Nakazaki
-
Publication number: 20110267798Abstract: A harness for electronic device wiring of the present invention, wherein a portion covered by a jacket in a state where each of the electrical wires is bundled so as to be arranged in parallel with each other forms a flat cable part wound around a rotary shaft so that a parallel direction thereof is perpendicular to the overlapping surface, and a portion which is continuous with the flat cable part and in which each of the electrical wires is exposed forms a jacket strip part which is more distant from the rotary shaft than the flat cable part is.Type: ApplicationFiled: July 14, 2011Publication date: November 3, 2011Applicant: FUJIKURA LTD.Inventors: Shigeru NAKAZAKI, Tomoyuki SHINOHARA