Sanyo Electric Co., Ltd.

Toyota Jidosha Kabushiki Kaisha

Santen Pharmaceutical Co., Ltd.

Nipro Corporation

Panasonic Holdings Corporation

Shinmaywa Industries, Ltd.

Hiroyuki Inoue

Hiroshi Suhara

Masakazu Ban

Masato Horiuchi

Hiroshi Enomoto

Noriyoshi Yamamoto

Yohei Muroya

Shinichirou Yoshida

Kazuki Shimozono

Kazuomi Yamanishi

Hisashi Kakiuchi

Ryoichi Wakimoto

Keisuke Shimizu

Takenori Tsuchiya

Eiji Okutani

Toshihiro Takada

Hiroshi Hosokawa

Masayuki Terasaka

Tomokazu Yamanaka

Hitoshi Sato

Akifumi Nagao

Hiroki Kubo

Izuru Yamamoto

Takuya Tamagawa

Etsuya Fujisaka

Tetsuya Yano

Hiroyoshi Tawa

Yuki Ishigaki

Satoru Nishimura

Shinji Osawa

Masahisa Tanimoto

Hiroshi Maesono

Yuji Adachi

Takeshi Usami

Takashi Tokunaga

Kazuo Tomimoto

Shigeru Sakaue

Tadashi Taniguchi

Nobukazu Yamanishi

Shinnichi Hiramatsu

Kazuteru Mori

Tadashi Shimooku

Kazuhiro Fukuchi

Nobuhito Okumura

Hiroki Katayama

Shinichirou Matsue

A secondary battery includes an electrode body that includes a positive electrode plate and a negative electrode plate; an outer body that houses the electrode body; a sealing plate that is made of metal and seals an opening of the outer body; and a positive electrode terminal that is electrically connected to the positive electrode plate. At least part of the positive electrode terminal is disposed on the battery outer side with respect to the sealing plate. An external insulating member made of resin is disposed between the sealing plate and the positive electrode terminal. The conduction path between the positive electrode plate and the positive electrode terminal is provided with a current interrupting mechanism. An electrically insulating, heat-resistant layer is disposed between the positive electrode terminal and the sealing plate.

Secondary battery and battery pack including the same

A method for producing a steel member includes carburizing the steel member, pearlitizing austenite, and performing quenching. The pearlitizing of the austenite includes performing a first pearlite precipitation treatment of cooling the steel member to a first temperature lower than an austenite transformation start temperature and higher than 680&#xb0; C. and holding the steel member at the first temperature to pearlitize a part of the austenite formed in the carburizing of the steel member, and performing a second pearlite precipitation treatment of further cooling the steel member to a second temperature equal to or lower than 680&#xb0; C. and higher than a nose temperature and holding the steel member at the second temperature to pearlitize the austenite retained in the first pearlite precipitation treatment.

Method for producing steel member

A secondary battery includes an electrode body that includes a positive-electrode sheet and a negative-electrode sheet, a prismatic exterior body that accommodates the electrode body, a metallic sealing plate that seals an opening of the prismatic exterior body, and a positive-electrode current collector that is electrically connected to the positive-electrode sheet and the sealing plate. The positive-electrode current collector includes a base that faces the sealing plate and a lead that is disposed on an end portion of the base. A projection is formed on the sealing plate. The projection is fitted in a connection opening that is formed in the base. The projection and the base are welded to each other.

Secondary battery and method for manufacturing the same

A battery includes: an electrode body; an electrode current collector; a sealing body; an external terminal; an electrical conductor connected to the external terminal; a deforming plate sealing an opening of the electrical conductor, electrically connected to the electrical conductor and to the current collector, and deformed when an internal pressure reaches a predetermined pressure; and a first insulator between the deforming plate and the current collector. The current collector includes a base, and a lead connecting to the electrode body. First to fourth fasteners fasten the base and the first insulator. Between the first and second fasteners, the base is electrically connected to the deforming plate. The second fastener is closer to the lead than the first fastener. The second fastener is closer to a connection between the deforming plate and the electrode current collector than a position of the first insulator supported toward the sealing body.

Square secondary battery

A continuous extrusion kneader comprising a first supply section for supplying a solid electrolyte, a first kneading section for kneading a material supplied from the first supply section to provide an intermediate mixture, a second supply section for supplying an electrode active material to the intermediate mixture, and a second kneading section for kneading the intermediate mixture and the material supplied from the second supply section, wherein the first kneading section comprises a forward kneading section for kneading the material supplied from the first supply section and conveying the material downstream, and a reverse kneading section for kneading the material supplied from the forward kneading section and applying a force in the upstream direction.

Continuous extruding kneader for producing mixture for electrode active material layer, and method for producing mixture for electrode active material layer, electrode laminate, and all-solid-state battery using it

There is provided a surface treatment method in which a processing gas is brought in contact with a heated processing object made of steel, an element in the processing gas is solid-solutionized, and thus a surface treatment is performed on the processing object. The processing object is heated to a heating temperature in a vicinity of a processing temperature at which the surface treatment is performed by heating an atmosphere in which the processing object is disposed. The surface treatment is performed by bringing the processing gas in contact with a surface of the processing object while the processing object which is heated is directly heated to the processing temperature.

Surface treatment method and surface treatment device

A method of producing a carburizing forging material includes heating a steel material at 1300&#xb0; C. or higher, forming Nb in a solid solution state and then rolling the steel material, heating the rolled steel material in a range of 950 to 1050&#xb0; C., hot forging the heated steel material in a range of 950 to 1040&#xb0; C., precipitating a Nb carbonitride in the steel material by cooling the steel material or maintaining a temperature of the steel material under a condition in which a time spent in a range of 950 to 970&#xb0; C. is 1 minute or longer, precipitating a ferrite phase in the steel material by cooling the steel material or maintaining a temperature of the steel material under a condition in which a time spent in a range of 730 to 870&#xb0; C. is 10 minutes or longer, and cooling the steel material to room temperature.

Method of producing carburizing forging steel material

A secondary battery including an electrode body that includes a positive electrode plate and a negative electrode plate, an outer body that houses the electrode body, a metal sealing plate that seals an opening of the outer body, a positive electrode collector electrically connected to the positive electrode plate and the sealing plate, a negative electrode external terminal connected to the negative electrode plate through a negative electrode collector. In the secondary battery, a first projection and a second projection are formed on a surface of the sealing plate on a battery inner side, the positive electrode collector includes a first opening and a cut-out, the first projection is disposed in the first opening, the first projection and an edge portion of the first opening is welded and connected to each other, and the second projection is disposed in the cut-out.

Secondary battery, method for manufacturing same, and battery pack employing same

A method for producing an electrode laminate having a current collector layer, an active material layer and a solid electrolyte layer includes applying an active material slurry onto a surface of the current collector to form an active material slurry layer, and applying an electrolyte slurry onto a surface of the active material slurry layer to form an electrolyte slurry layer. The active material slurry contains butyl butyrate and heptane, the electrolyte slurry contains butyl butyrate or contains butyl butyrate and heptane, and the mass % concentration of heptane in a dispersion medium in the active material slurry layer is higher than the mass % concentration of heptane in a dispersion medium in the electrolyte slurry.

Production method of electrode laminate

A prismatic secondary battery includes an electrode assembly, a casing having an opening, a sealing plate sealing the opening, a terminal connected to an electrode that constitutes the electrode assembly, and a current collector connected to the electrode. The current collector has a base portion located along the sealing plate and a lead portion extending from an end portion of the base portion toward a bottom of the casing. The base portion is welded to the terminal. The lead portion is connected to a substrate exposure portion of the electrode and has a fusible portion that is fusible by an excessive current and that has a smallest cross section compared to the remaining portion. The fusible portion has a cross section equal to or smaller than 92% of a cross section of the base portion that passes through an end portion of a weld-connection portion closer to the lead portion.

Prismatic secondary battery

The present invention aims to provide a sealed battery having superior performance due to favorable welding of a terminal of a seal cover and a current collector body provided below the seal cover, and a manufacturing method for the sealed battery. In the sealed battery, one of a positive-electrode plate and a negative-electrode plate is electrically connected, via a current collector body, to a terminal of a seal cover which seals an outer can. The current collector body is a single-piece plate member that has a main body and a tab extending from the main body. The tab passes through an insulating ring and bends back such that part of the insulating ring lies between a tip of the tab and the main body of the current collector body. The main body is resistance welded to the electrode assembly, and the bent back tab is resistance welded to the terminal.

Sealed battery and manufacturing method therefor

A compound having the following formula wherein A is &#x2014;O&#x2014;; B is alkylene or alkenylene optionally containing &#x2014;O&#x2014;, &#x2014;S&#x2014;, &#x2014;(NR)&#x2014;, &#x2014;CO&#x2014; or &#x2014;N&#x2550;; Rand Rare alkyl, alkenyl, alkynyl, cycloalkyl or cycloalkenyl, wherein the alkyl, alkenyl, alkynyl, cycloalkyl or cycloalkenyl is unsubstituted or substituted by halogen, cycloalkyl, aryl, adamantyl or amino; Ris a substituted or unsubstituted pyridine ring; Rand Rare hydrogen or alkyl; Ris hydrogen or alkyl; X is O or S; and each hydrogen of the said amino is unsubstituted or substituted by alkyl, alkoxycarbonyl, cycloalkyloxycarbonyl, arylalkoxycarbonyl or halogenoalkyloxycarbonyl. The compound is a TNF-&#x3b1; production inhibitor that is useful for treating autoimmune diseases such as rheumatoid arthritis.

TNF-&#x3b1; production inhibitors

A cylindrical battery, comprising: a cylindrical casing having a bottom, and has a short-diameter part near an opening thereof; an electrode assembly that is housed in the casing; and a sealing plate that seals the opening, wherein an insulating ring is inserted in a gap between the electrode assembly and the short-diameter part, the insulating ring including a main body, and at least three projections that are dispersively located and project outward from an outer edge of the main body in a diameter direction, and a distance between a design center point of the insulating ring and an outer edge of the main body is not longer than D/2 and a distance between the design center point and an outer edge of each of the projections is longer than D/2 and not longer than 102D/200, where D is an inside diameter of the casing measured within the space.

Cylindrical battery capable of preventing occurrence of defects due to vibration-absorbing ring

A purpose of the present invention is to provide TNF-&#x3b1; production inhibitors being useful as therapeutic agents for autoimmune diseases such as rheumatoid arthritis. Novel compounds having the structure represented by the general formula [1] or salts thereof according to the present invention have excellent TNF-&#x3b1; production inhibitory activities, wherein 'A' is &#x2014;(NR)&#x2014;, &#x2014;(CRR)&#x2014; or &#x2014;O&#x2014;, 'B' is alkylene or alkenylene, R, R, R, Rand Rare hydrogen, alkyl, alkenyl, adamantyl or the like, Ris aryl or an unsaturated heterocycle, and &#x201c;X&#x201d; is oxygen or sulfer respectively.

A purpose of the present invention is to provide TNF-&#x3b1; production inhibitors being useful as therapeutic agents for autoimmune diseases such as rheumatoid arthritis. Novel compounds having the structure represented by the general formula [1] or salts thereof according to the present invention have excellent TNF-&#x3b1; production inhibitory activities, wherein A is &#x2014;(NR)&#x2014;, &#x2014;(CRR)&#x2014; or &#x2014;O&#x2014;, B is alkylene or alkenylene, R, R, R, Rand Rare hydrogen, alkyl, alkenyl, adamantyl or the like, Ris aryl or an unsaturated heterocycle, and X is oxygen or sulfer respectively.

Growing community of inventors

Hyogo, Japan

Hiroyuki Inoue