Patents by Inventor Shigeru Hirano
Shigeru Hirano 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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Publication number: 20160102414Abstract: A Ni-plated steel sheet according to the present invention includes a steel sheet, a first Ni-plated layer which is formed at least on a one-sided surface of the steel sheet and contains Ni, and a second Ni-plated layer which is formed on the first Ni-plated layer and contains Ni. An average central-line roughness Ra at an interface between the first Ni-plated layer and the second Ni-plated layer is less than 0.1 ?m, an average central-line roughness Ra of a surface of the second Ni-plated layer is 0.1 ?m to 100 ?m, and a coating amount of Ni in the entirety of the first Ni-plated layer and the second Ni-plated layer is 20 mg/m2 to 2500 mg/m2 per one-sided surface in terms of metal Ni.Type: ApplicationFiled: April 30, 2014Publication date: April 14, 2016Inventors: Yoshiaki TANI, Shigeru HIRANO, Akira TACHIKI, Morio YANAGIHARA, Makoto KAWABATA, Hirokazu YOKOYA
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Publication number: 20160098002Abstract: An image heating apparatus includes a heating belt having a heat generating layer configured to generate heat by energization, a pressing roller configured to abut on an outer peripheral surface of the heating belt to form a nip portion, a pressing mechanism configured to press the heating belt against the pressing roller, an outer ring electrically connected to the heating belt in an end portion of the heating belt, a power feed member configured to abut on the outer ring to feed power to the outer ring, and an inner ring configured to clamp the end portion of the heating belt between the inner ring and the outer ring. A chamfered portion of the inner ring is chamfered.Type: ApplicationFiled: October 5, 2015Publication date: April 7, 2016Inventors: Ryo Yashiro, Hidekazu Maruta, Masayuki Tamaki, Ryo Suzuki, Mitsuru Hasegawa, Rikiya Takemasa, Koichi Kakubari, Shigeru Hirano
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Patent number: 9291958Abstract: An image heating apparatus includes: an endless belt; a heater for heating the belt, the heater forms a sliding portion between an inner surface of the belt and the heater; a rotatable member cooperative with the heater to sandwich the belt to form a nip between an outer peripheral surface of the belt and the rotatable member; a temperature detector provided on a surface of the heater relatively more remote from the sliding portion than the heater; a controller for controlling the timing of feeding the sheet to the nip on the basis of an output of the detector; and lubricant provided in at least a part of the sliding portion except for a range which is in an opposing relation with the detector. The sliding portion is free of the lubricant in the range.Type: GrantFiled: May 5, 2015Date of Patent: March 22, 2016Assignee: Canon Kabushiki KaishaInventors: Ikuo Nakamoto, Shigeru Hirano
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Patent number: 9212428Abstract: The present invention provides a steel sheet for a container including a cold-rolled steel sheet and a composite film formed on the cold-rolled steel sheet through an electrolysis process in a solution containing: at least one metal ion of an Sn ion, an Fe ion, and an Ni ion; Zr ion; a nitric acid ion: and an ammonium ion, in which the composite film contains at least one element of: Zr of 0.1 to 100 mg/m2 in equivalent units of metal Zr; Sn of 0.3 to 20 g/m2 in equivalent units of metal Sn; Fe of 5 to 2000 mg/m2 in equivalent units of metal Fe; and Ni of 5 to 2000 mg/m2 in equivalent units of metal Ni.Type: GrantFiled: June 28, 2011Date of Patent: December 15, 2015Assignee: NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Shigeru Hirano, Akira Tachiki, Hirokazu Yokoya, Morio Yanagihara, Makoto Kawabata
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Patent number: 9212423Abstract: Steel sheet for container use with excellent canmaking workability and with excellent drawability and ironability, weldability, corrosion resistance, coating adhesion, film adhesion, and wettability characterized in that a surface of the steel sheet has a Zr film which contains, by amount of metal Zr, 1 to 100 mg/m2 of Zr oxides.Type: GrantFiled: June 4, 2010Date of Patent: December 15, 2015Assignee: NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Akira Tachiki, Shigeru Hirano, Hirokazu Yokoya
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Publication number: 20150323890Abstract: An image heating apparatus includes an endless belt; a heater for heating the belt, the heater forms a sliding portion between an inner surface of the belt and the heater; a rotatable member cooperative with the heater to sandwich the belt to form a nip between an outer peripheral surface of the belt and the rotatable member; a temperature detector provided on a surface of the heater relatively remoter from the sliding portion; a controller for controlling timing of feeding the sheet to the nip on the basis of an output of the detector; lubricant provided in at lease a part of the sliding portion except for a range which is in opposing relation with the detector, wherein the sliding portion is free of the lubricant in the range.Type: ApplicationFiled: May 5, 2015Publication date: November 12, 2015Inventors: Ikuo Nakamoto, Shigeru Hirano
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Patent number: 9157165Abstract: A method of production of a chemically treated steel sheet using cathode electrolysis to form a chemically treated coating which stably resupplies Zr ions in a treatment solution and uses an insoluble anode to continuously and stably treat a steel strip by cathode electrolysis in a treatment solution containing Zr ions and fluorine ions, characterized by using two or more types of zirconium compounds selected from predetermined Zr compounds to resupply zirconium ions in a plating solution consumed by the cathode electrolysis during the cathode electrolysis and maintaining a content of ions in the plating solution at zirconium ions: 0.05 to 30 g/liter, fluorine ions: 0.5 to 10 times the content of the zirconium ions, and ions derived from said two or more types of zirconium compounds other than zirconium ions and fluorine ions: not more than 10 times the content of the zirconium ions in performing the cathode electrolysis.Type: GrantFiled: April 22, 2010Date of Patent: October 13, 2015Assignee: NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Shigeru Hirano, Akira Tachiki
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Patent number: 9127341Abstract: A surface-treated steel sheet for a container, comprising: a steel sheet, and a Zr compound film disposed on the steel sheet, wherein the Zr compound film being formed by a dipping or electrolytic treatment in a solution containing Zr ion, F ion, ammonium ion and nitrate ion; and the coating weight of the Zr compound film is 1 to 100 mg/m2 in terms of the amount of metallic Zr, and 0.1 mg/m2 or less in terms of the F amount. There is provided a steel sheet for container, which has an excellent processability in the can manufacturing, and at the same time, is excellent in drawing and ironing processability, weldability, corrosion resistance, adherence thereof to a coating material and adherence thereof to a film, and a process for producing such a steel sheet for container.Type: GrantFiled: January 18, 2011Date of Patent: September 8, 2015Assignee: NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Shigeru Hirano, Akira Tachiki, Hirokazu Yokoya
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Patent number: 9084980Abstract: An object of the present invention is to provide a zeolite enabling a dehydration treatment of a nonaqueous electrolytic solution without causing a problem of elution of sodium from the zeolite at the time of dehydrating a nonaqueous electrolytic solution for a lithium battery by using a zeolite. The present invention relates to a zeolite, wherein from 97.5 to 99.5 mol % of the ion-exchangeable cation is ion-exchanged with lithium, and when this zeolite is used, a nonaqueous electrolytic solution can be dehydrated while keeping the elution of a cation impurity such as sodium down to 50 ppm or less. As for the zeolite species, at least one or more zeolites selected from the group consisting of A-type, chabazite, ferrierite, ZSM-5 and clinoptilolite can be used.Type: GrantFiled: August 18, 2010Date of Patent: July 21, 2015Assignee: TOSOH CORPORATIONInventor: Shigeru Hirano
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Patent number: 9061787Abstract: A three-piece resealable can for acidic liquid includes, a cylindrical can body member that includes a screw portion at one end; and a can bottom member that contacts the can body member so as to close an opening portion of the other end of the can body member. The can body member includes a cylindrical first steel sheet, Ni plating that is formed on an inner circumferential surface of the first steel sheet, a polyester film that is formed so as to be disposed on the outermost surface of the inner circumference of the can body member, and a chromate film that is formed between the first steel sheet and the polyester film. The can bottom member includes a second steel sheet, and Sn plating that is formed on the can body member side of the can bottom member.Type: GrantFiled: May 27, 2011Date of Patent: June 23, 2015Assignee: NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Shigeru Hirano, Hiroshi Nishida, Hirokazu Yokoya
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Publication number: 20150167192Abstract: The present invention provides a method of manufacturing a steel sheet for a container which has a plated layer containing Ni of 300 to 1000 mg/m2 in terms of Ni metal, provided on at least one surface of a steel sheet, which has a chemical conversion treatment film containing Zr of 1.0 to 50 mg/m2 in terms of Zr metal, provided on the steel sheet, which contains a phosphate compound of 0.5 to 25 mg/m2, and of which a F-atom number density measured by XPS analysis of a plane of 2 nm and a plane of 4 nm in a depth direction obtained by a sputtering treatment is equal to or less than 2 at %. The method includes forming the chemical conversion treatment film on the steel sheet by performing an immersion or a cathodic electrolytic treatment with a solution containing Zr ions, F ions, and phosphate ions, and performing a washing treatment with a warm water at 40° C. or higher for 0.5 or more seconds.Type: ApplicationFiled: February 26, 2015Publication date: June 18, 2015Applicant: NIPPON STEEL AND SUMITOMO METAL CORPORATIONInventors: Akira TACHIKI, Shigeru HIRANO, Hirokazu YOKOYA, Masakazu NODA, Hiroshi NISHIDA, Kazushige HASEGAWA
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Patent number: 8993118Abstract: According to the present invention, a steel sheet for a container excellent in corrosion resistance, adhesion, and weldability is provided, which includes a steel sheet; a Ni plating layer which is formed on a surface of the steel sheet in an amount of plating deposition containing a Ni amount of 0.3 to 3 g/m2 and contains Co in the range of 0.1 to 100 ppm; and a chromate coating layer which is formed on a surface of the Ni plating layer in an amount of coating deposition containing a converted Cr amount of 1 to 40 mg/m2.Type: GrantFiled: March 24, 2011Date of Patent: March 31, 2015Assignee: Nippon Steel & Sumitomo Metal CorporationInventors: Shigeru Hirano, Makoto Kawabata
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Publication number: 20150086720Abstract: A surface-treated steel sheet for a container, comprising: a steel sheet, and a Zr compound film disposed on the steel sheet, wherein the Zr compound film being formed by a dipping or electrolytic treatment in a solution containing Zr ion, F ion, ammonium ion and nitrate ion; and the coating weight of the Zr compound film is 1 to 100 mg/m2 in terms of the amount of metallic Zr, and 0.1 mg/m2 or less in terms of the F amount. There is provided a steel sheet for container, which has an excellent processability in the can manufacturing, and at the same time, is excellent in drawing and ironing processability, weldability, corrosion resistance, adherence thereof to a coating material and adherence thereof to a film, and a process for producing such a steel sheet for container.Type: ApplicationFiled: November 20, 2014Publication date: March 26, 2015Inventors: Shigeru HIRANO, Akira TACHIKI, Hirokazu YOKOYA
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Publication number: 20150064495Abstract: A steel sheet used to manufacture a container, wherein the steel sheet includes a chromate film layer or a film layer including Zr on the Ni plating layer, the Ni plating layer includes one or more of a hydroxyl Ni and a Ni oxide, an adhesion amount of the Ni plating layer in terms of an amount of Ni is 0.3 g/m2 or more, a concentration of oxygen atoms of the Ni plating layer due to the hydroxyl Ni and the Ni oxide is 1 to 10 atomic %, an adhesion amount of the chromate film layer in terms of the amount of Cr is 1 to 40 g/m2, and an adhesion amount of the film layer including Zr in terms of an amount of Zr is 1 to 40 g/m2 or more.Type: ApplicationFiled: October 15, 2013Publication date: March 5, 2015Applicant: NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Shigeru Hirano, Yoshiaki Tani
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Publication number: 20150043953Abstract: A fixing apparatus includes a fixing belt, a pressure roller, a heater, a stay holder, and a scraper. The fixing belt is configured to heat an image on a sheet at a nip portion and has an inner surface with a grease applied thereon. The pressure roller drives and rotates the fixing belt and forms the nip portion between the pressure roller and the fixing belt. The heater and the stay holder press the fixing belt toward the pressure roller from the inner surface of the fixing belt. The scraper scrapes the lubricant transferred to the pressure roller in an area that can come into contact with the fixing belt and that does not come into contact with a maximum width sheet introducible into the fixing apparatus on one end side in a rotational axis direction of the pressure roller.Type: ApplicationFiled: August 1, 2014Publication date: February 12, 2015Inventors: Ikuo Nakamoto, Shigeru Hirano
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Publication number: 20150037247Abstract: [Problem] To provide a strontium ion-exchanged clinoptilolite having excellent nitrogen-absorbing properties; and a method for producing the strontium ion-exchanged clinoptilolite. [Solution] Synthetic clinoptilolite having a strontium ion at an ion exchange site thereof is useful as a nitrogen adsorbent. The synthetic clinoptilolite can be produced by bringing a solution containing a strontium ion into contact with synthetic clinoptilolite under ambient pressure to cause ion exchange.Type: ApplicationFiled: December 19, 2012Publication date: February 5, 2015Applicant: TOSOH CORPORATIONInventors: Shigeru Hirano, Hajime Funakoshi, Yoju Shimizu
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Publication number: 20140183086Abstract: A three-piece resealable can for acidic liquid includes, a cylindrical can body member that includes a screw portion at one end; and a can bottom member that contacts the can body member so as to close an opening portion of the other end of the can body member. The can body member includes a cylindrical first steel sheet, Ni plating that is formed on an inner circumferential surface of the first steel sheet, a polyester film that is formed so as to be disposed on the outermost surface of the inner circumference of the can body member, and a Zr-containing film that is formed between the first steel sheet and the polyester film. The can bottom member includes a second steel sheet, and Sn plating that is formed on the can body member side of the can bottom member. The Zr-containing film contains Zr compounds.Type: ApplicationFiled: May 27, 2013Publication date: July 3, 2014Applicant: Nippon Steel & Sumitomo Metal CorporationInventors: Shigeru Hirano, Yoshiaki Tani, Hirokazu Yokoya
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Patent number: 8753754Abstract: The present invention provides a steel sheet for a can exhibiting excellent corrosion resistance, adhesive properties, and weldability, including a steel sheet, an Ni—Cu alloy plating layer formed on at least one surface of the steel sheet; and a chromate film layer formed on a surface of the Ni—Cu alloy plating layer, in which the Ni—Cu alloy plating layer has Ni attached thereto in an amount of from 0.30 g/m2 to 3.0 g/m2, and Cu contained therein in an amount of from 0.5 mass % to 20 mass %; and the chromate film layer has Cr attached thereto in an amount of from 1.0 mg/m2 to 40 mg/m2 in equivalent units of Cr.Type: GrantFiled: August 15, 2011Date of Patent: June 17, 2014Assignee: Nippon Steel & Sumitomo Metal CorporationInventors: Shigeru Hirano, Makoto Kawabata
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Publication number: 20130146594Abstract: A three-piece resealable can for acidic liquid includes, a cylindrical can body member that includes a screw portion at one end; and a can bottom member that contacts the can body member so as to close an opening portion of the other end of the can body member. The can body member includes a cylindrical first steel sheet, Ni plating that is formed on an inner circumferential surface of the first steel sheet, a polyester film that is formed so as to be disposed on the outermost surface of the inner circumference of the can body member, and a chromate film that is formed between the first steel sheet and the polyester film. The can bottom member includes a second steel sheet, and Sn plating that is formed on the can body member side of the can bottom member.Type: ApplicationFiled: May 27, 2011Publication date: June 13, 2013Inventors: Shigeru Hirano, Hiroshi Nishida, Hirokaza Yokoya
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Publication number: 20130143066Abstract: The present invention provides a steel sheet for a can exhibiting excellent corrosion resistance, adhesive properties, and weldability, including a steel sheet, an Ni—Cu alloy plating layer formed on at least one surface of the steel sheet; and a chromate film layer formed on a surface of the Ni—Cu alloy plating layer, in which the Ni—Cu alloy plating layer has Ni attached thereto in an amount of from 0.30 g/m2 to 3.0 g/m2, and Cu contained therein in an amount of from 0.5 mass % to 20 mass %; and the chromate film layer has Cr attached thereto in an amount of from 1.0 mg/m2 to 40 mg/m2 in equivalent units of Cr.Type: ApplicationFiled: August 15, 2011Publication date: June 6, 2013Applicant: NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Shigeru Hirano, Makoto Kawabata