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Nakashiba Akio Osaka Gas Co Lt, Nishimura Hiroyuki Osaka Gas C, Nagatani Fumio Mitsui Petroche, Mito Kazunori Mitsui Petrochem, Shibabuchi Toshio Shinwa Sangy, Nakaoka Mikio Shinwa Sangyo Co: Electrofusion joint and hot water supply header using the same.. Osaka Gas, Mitsui Petrochemical, Shinwa Sangyo, July 18, 1990: EP0378406-A2 (16 worldwide citation)

The improved electrofusion joint and header for supplying hot water that perform satisfactorily at elevated temperatures as evidenced by high heat resistance, that exhibit good sealing property and that can be handled efficiently in mounting and various other operations have a crosslinked thermoplas ...


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Shibabuchi Toshio, Nakaoka Mikio, Tsuruga Yoshiyuki: Gas cock. Shinwa Sangyo, December 24, 2004: JP2004-360713 (3 worldwide citation)

PROBLEM TO BE SOLVED: To provide a gas cock capable of preventing anyone from turning a cylindrical body on the flexible tube side by mistake certainly without using a notice arousing indication or the like.SOLUTION: A valve element 6 is installed inside a valve box 1, and a joint part 3 for a flexi ...


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Shibabuchi Toshio, Nakaoka Mikio, Kariki Kazuyoshi: Gas cock. Shinwa Sangyo, February 28, 2002: JP2002-061760 (2 worldwide citation)

PROBLEM TO BE SOLVED: To inexpensively manufacture a gas cock that can reliably prevent gas leakage even when exposed to high temperature.SOLUTION: The gas cock comprises a valve casing 11 of metal, a ball- structure valve element 21 of metal disposed in the valve casing 11, seats 20 of resin for su ...


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Fujisawa Shozo, Kuratani Junichi, Shibabuchi Toshio, Nakaoka Mikio, Kariki Kazuyoshi: One-step coupler for flexible tube. Osaka Gas, Shinwa Sangyo, June 29, 2001: JP2001-173863 (2 worldwide citation)

PROBLEM TO BE SOLVED: To realize a one-step coupler for a flexible tube in simple constitution.SOLUTION: A flexible tube 1 is constituted of a corrugate pipe 13 furnished with a plural number of crest parts 15 and trough parts 16. This flexible tube 12 passes through a retainer 4, enters an inner pe ...


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Fujisawa Shozo, Onishi Hisao, Shibabuchi Toshio, Nakaoka Mikio, Kariki Kazuyoshi: Joint for flexible tube. Osaka Gas, Shinwa Sangyo, May 31, 2002: JP2002-156083 (1 worldwide citation)

PROBLEM TO BE SOLVED: To provide a joint for a flexible tube capable of detecting the occurrence of gas leakage by driving a nail and formed using a novel selected permeation member.SOLUTION: This joint is for the flexible tube 1 constituted by covering a corrugate pipe 2 with a covering body 3 made ...


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Shibabuchi Toshio, Nakaoka Mikio, Kariki Kazuyoshi, Hayashi Nobuhiko, Samura Kazuya: Flexible tube joint. Shinwa Sangyo, Onda Seisakusho, February 6, 2001: JP2001-032981 (1 worldwide citation)

PROBLEM TO BE SOLVED: To provide a joint for a flexible tube formed of a corrugated tube, allowing easy work for screwing a push ring into a cylindrical body while crushing the corrugated pipe. SOLUTION: A flexible tube 1 is formed of a corrugated tube 2 which can be inserted from the end of a push ...


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Fujisawa Shozo, Kuratani Junichi, Shibabuchi Toshio, Nakaoka Mikio, Kariki Kazuyoshi: Joint for flexible tube. Osaka Gas, Shinwa Sangyo, February 26, 2003: JP2003-056776 (1 worldwide citation)

PROBLEM TO BE SOLVED: To definitely insert a corrugated pipe of a flexible tube inserted into a joint to a predetermined position. SOLUTION: The flexible tube 1 is connected to a cylindrical joint by inserting the tip of the flexible tube 1 formed of the corrugated pipe 2 into the joint from an open ...


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Tajima Takashi, Matsumoto Kiyokazu, Shibabuchi Toshio: A coupling for corrugated conduit. Osaka Gas, January 23, 1987: FR2585107-A1

CET ACCOUPLEMENT POUR UN TUYAU CANNELE 1 COMPREND UN CORPS PRINCIPAL TUBULAIRE 10 MUNI D'UN PERCAGE AXIAL 11 ET D'UN MANCHON 12 SERVANT A RECEVOIR LE TUYAU ET UN EPAULEMENT RADIAL INTERIEUR 16, UN RACCORD 20 COMPORTANT DES NERVURES INTERIEURES 21 S'ENGAGEANT DE FACON ALIGNEE SUR LES CANNELURES DU TU ...