Patents by Inventor Shigeki Narushima
Shigeki Narushima 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: 7137283Abstract: A material 1 to be shaped is reduced and formed by bringing dies with convex forming surfaces, when viewed from the side of the transfer line of the material 1, close to the transfer line from above and below the material 1, in synchronism with each other, while giving the dies a swinging motion in such a manner that the portions of the forming surfaces of the dies, in contact with the material 1, are transferred from the upstream to the downstream side in the direction of the transfer line.Type: GrantFiled: March 24, 2003Date of Patent: November 21, 2006Assignees: Ishikawajima-Harima Heavy Industries Co., Ltd., NKK CorporationInventors: Shigeki Narushima, Kenichi Ide, Yasushi Dodo
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Publication number: 20030192360Abstract: A material 1 to be shaped is reduced and formed by bringing dies with convex forming surfaces, when viewed from the side of the transfer line of the material 1, close to the transfer line from above and below the material 1, in synchronism with each other, while giving the dies a swinging motion in such a manner that the portions of the forming surfaces of the dies, in contact with the material 1, are transferred from the upstream to the downstream side in the direction of the transfer line.Type: ApplicationFiled: March 24, 2003Publication date: October 16, 2003Applicants: Ishikawajima-Harima Heavy Industries Co., Ltd., NKK CorporationInventors: Shigeki Narushima, Kenichi Ide, Yasushi Dodo, Kazuyuki Sato, Nobuhiro Tazoe, Hisashi Sato, Yasuhiro Fujii, Isao Imai, Toshihiko Obata, Sadakazu Masuda, Shuichi Yamashina, Shozo Ikemune, Satoshi Murata, Takashi Yokoyama, Hiroshi Sekine, Yoichi Motoyashiki
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Publication number: 20030188559Abstract: A material 1 to be shaped is reduced and formed by bringing dies with convex forming surfaces, when viewed from the side of the transfer line of the material 1, close to the transfer line from above and below the material 1, in synchronism with each other, while giving the dies a swinging motion in such a manner that the portions of the forming surfaces of the dies, in contact with the material 1, are transferred from the upstream to the downstream side in the direction of the transfer line.Type: ApplicationFiled: March 24, 2003Publication date: October 9, 2003Applicants: Ishikawajima-Harima Heavy Industries Co., Ltd., NKK CorporationInventors: Shigeki Narushima, Kenichi Ide, Yasushi Dodo, Kazuyuki Sato, Nobuhiro Tazoe, Hisashi Sato, Yasuhiro Fujii, Isao Imai, Toshihiko Obata, Sadakazu Masuda, Shuichi Yamashina, Shozo Ikemune, Satoshi Murata, Takashi Yokoyama, Hiroshi Sekine, Yoichi Motoyashiki
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Patent number: 6467323Abstract: A material 1 to be shaped is reduced and formed by bringing dies with convex forming surfaces, when viewed from the side of the transfer line of the material 1, close to the transfer line from above and below the material 1, in synchronism with each other, while giving the dies a swinging motion in such a manner that the portions of the forming surfaces of the dies, in contact with the material 1, are transferred from the upstream to the downstream side in the direction of the transfer line.Type: GrantFiled: July 26, 2001Date of Patent: October 22, 2002Assignees: Ishikawajma-Harima Heavy Industries, Co., LTD, NKK CorporationInventors: Shigeki Narushima, Kenichi Ide, Yasushi Dodo, Kazuyuki Sato, Nobuhiro Tazoe, Hisashi Sato, Yasuhiro Fujii, Isao Imai, Toshihiko Obata, Sadakazu Masuda, Shuichi Yamashina, Shozo Ikemune, Satoshi Murata, Hiroshi Sekine, Yoichi Motoyashiki
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Patent number: 6463652Abstract: A high-quality hot rolled steel sheet is manufactured with a high production efficiency and a low cost, from a long, hot slab, using a combination of continuous casting facilities and a plate reduction press machine.Type: GrantFiled: July 26, 1999Date of Patent: October 15, 2002Assignees: Ishikawajima-Harima Heavy Industries Co., Ltd., NKK CorporationInventors: Shigeki Narushima, Kenichi Ide, Yasushi Dodo, Kinichi Higuchi, Hisashi Honjou, Hajime Ishii, Nobuhiro Tazoe, Yasuhiro Fujii, Kazuyuki Sato, Sadakazu Masuda, Shuichi Yamashina, Satoshi Murata, Masaaki Yamamoto, Takumasa Terauchi, Toru Minote, Shinji Okazaki, Yoichi Motoyashiki
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Publication number: 20020104356Abstract: A material 1 to be shaped is reduced and formed by bringing dies with convex forming surfaces, when viewed from the side of the transfer line of the material 1, close to the transfer line from above and below the material 1, in synchronism with each other, while giving the dies a swinging motion in such a manner that the portions of the forming surfaces of the dies, in contact with the material 1, are transferred from the upstream to the downstream side in the direction of the transfer line.Type: ApplicationFiled: March 26, 2002Publication date: August 8, 2002Applicant: Ishikawajima-Harima Heavy Industries Co., Ltd.Inventors: Shigeki Narushima, Kenichi Ide, Yasushi Dodo, Kazuyuki Sato, Nobuhiro Tazoe, Hisashi Sato, Yasuhiro Fujii, Isao Imai, Toshihiko Obata, Sadakazu Masuda, Shuichi Yamashina, Shozo Ikemune, Satoshi Murata, Takashi Yokoyama, Hiroshi Sekine, Yoichi Motoyashiki
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Patent number: 6341516Abstract: A material 1 to be shaped is reduced and formed by bringing dies with convex forming surfaces, when viewed from the side of the transfer line of the material 1, close to the transfer line from above and below the material 1, in synchronism with each other, while giving the dies a swinging motion in such a manner that the portions of the forming surfaces of the dies, in contact with the material 1, are transferred from the upstream to the downstream side in the direction of the transfer line.Type: GrantFiled: May 12, 1999Date of Patent: January 29, 2002Assignees: Ishikawajima-Harima Heavy Industries Co., Ltd., NKK CorporationInventors: Shigeki Narushima, Kenichi Ide, Yasushi Dodo, Toshihiko Obata, Sadakazu Masuda, Shuichi Yamashina, Takashi Yokoyama
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Patent number: 6200245Abstract: The die changing apparatus for a plate reduction press machine, comprises an upper die support holder 28a and a lower die support holder 28b that are arranged vertically on opposite sides of a transfer line, and support holder guide rails 31 installed on the upper die support holder and extending substantially horizontally in the lateral direction of the transfer line, and an upper die 29a and a lower die 29b are mounted on the upper and lower die support holders, respectively using the rollers onto the dies, fixing devices 30 that fix the upper and lower dies on the upper and lower die support holders, respectively, die fastening members 38 which are placed on each side of the upper and lower dies, opposite each other in such a manner that they can be fastened to both dies, and a die changing mechanism that can move one of the die fastening members in a direction perpendicular to the transfer line.Type: GrantFiled: July 26, 1999Date of Patent: March 13, 2001Assignees: Ishikawajima-Harima Heavy Industries Co., Ltd., NKK CorporationInventors: Yasushi Dodo, Kenichi Ide, Shigeki Narushima, Nobuhiro Tazoe, Yasuhiro Fujii, Sadakazu Masuda, Shuichi Yamashina, Shozo Ikemune