48 patents
Utility
Joining method
7 Nov 23
Provided is a joining method that can prevent a plastic flowing material from flowing out from a butt section and that can reduce the thickness and weight of metal members.
Nobushiro Seo, Hisashi Hori
Filed: 24 Jan 23
Utility
Joining method
7 Nov 23
An object of the present invention is to provide a joining method by which metal members can be suitably joined to each other.
Nobushiro Seo, Keita Oikawa
Filed: 15 Oct 19
Utility
Method for manufacturing liquid-cooled jacket
24 Oct 23
The present invention is characterized by including a primary joining process to perform friction stirring to a first butted portion by moving a stirring pin one round around a sealing body with a predetermined depth along a set moving route set at an inner position relative to an outer peripheral side face in a state that only the stirring pin of a rotary tool being rotated is inserted into the sealing body and that an outer face of the stirring pin is slightly in contact with a step side face of a peripheral wall step portion.
Nobushiro Seo, Hisashi Hori
Filed: 12 Mar 19
Utility
Automatic joining system
24 Oct 23
The automatic joining system includes: a fixing device; a friction stir device; a measuring unit; and a controlling device, in which a rotating tool includes a base end side pin and a tip end side pin formed continuously to the base end side pin, the controlling device sets a target moving route along which the rotating tool moves when friction stir joining of a butting portion is performed, based on a ridge line position before the friction stir joining is performed, and also sets a modified moving route at a position displaced toward a first metallic member side in substantially parallel with respect to the target moving route, and the friction stir device controls the rotating tool to move along the modified moving route and thereby performing the friction stir joining along the target moving route.
Hisashi Hori, Kosuke Yamanaka, Takeshi Handa, Kiyomi Tsuchiya, Satoshi Takahashi, Nobuki Takahashi
Filed: 7 Aug 20
Utility
Method for producing liquid-cooled jacket
1 Aug 23
Provided is a method for manufacturing a liquid-cooled jacket, to reduce the size of a recessed groove on a surface of a metal member and also to reduce roughness of a jointed surface.
Hisashi Hori, Nobushiro Seo, Kosuke Yamanaka
Filed: 20 Jul 18
Utility
Method for manufacturing liquid-cooled jacket
25 Jul 23
A liquid cooling jacket is produced by forming a first butted portion where a step side face of a peripheral wall portion and an outer peripheral side face of a sealing body butt each other and a third butted portion where a step side face of a support pillar portion and a hole wall of the hole portion of the sealing body portion butt each other with a gap, and friction-stirring by inserting a tip side pin and a base side pin of a primary joining rotary tool that is rotating into the sealing body and moving the primary joining rotary tool along the third butted portion with an outer circumferential face of the tip side pin being kept off the step side face while having a second aluminum alloy of the sealing body flow into the gap.
Hisashi Hori, Nobushiro Seo, Kosuke Yamanaka
Filed: 27 Sep 18
Utility
Joining method
25 Jul 23
The invention has a feature of comprising a butting process of forming a stepped butted portion and a joining process of performing friction-stir-welding on the stepped butted portion, wherein the rotary tool includes a base side pin having a taper angle larger than a taper angle of a tip side pin, and a pin step portion in a staircase shape is formed on an outer circumferential face of the base side pin, and wherein in the joining process, a rotation direction and a translation method of the rotary tool are set such that the second metal member is on an advancing side, a target angle by which a rotation axis of the rotary tool is inclined toward the second metal member is set such that a burr formed on a front face of the second metal member after the joining process has a thickness between 0 and 130 μm.
Hisashi Hori, Kosuke Yamanaka, Takeshi Handa
Filed: 17 Jun 19
Utility
Dispensing head and beverage server
11 Jul 23
A dispensing head includes a fastening portion fastened to a mouth of a beverage container, a connecting portion to which a gas coupling connected to a gas cylinder via a gas tube is connected, a gas channel configured to cause the connecting portion and the beverage container to communicate with each other, a dispensing portion configured to dispense a beverage injected from the beverage container by a pressure of a gas supplied to the beverage container via the gas channel, and an operation inhibition mechanism configured to inhibit an operation for connecting the gas coupling to the connecting portion in a state in which the fastening portion is not fastened to the mouth.
Yasuhiro Kurabe, Yoshihiro Kudo, Hirotsugu Hosono, Takahide Kobayashi
Filed: 22 Apr 22
Utility
Method for manufacturing liquid-cooling jacket
23 May 23
A method for manufacturing a liquid-cooling jacket (1) where heat transfer fluid flows in a hollow part (14) defined by a jacket body (2) and a sealing body (3) includes: an overlapping process in which the sealing body (3) is placed on an end surface (11a) of a peripheral wall part (11) in such a way that the end surface (11a) and a back surface of the sealing body (3) are overlapped each other to form a first overlapped part (H1); and a primary joining process in which primary joining is performed by friction stirring in such a way that a rotary tool (FD) is moved once around a recessed part (13) along the first overlapped part (H1).
Hisashi Hori, Nobushiro Seo, Kosuke Yamanaka
Filed: 16 May 18
Utility
Method for producing liquid-cooled jacket
23 May 23
Provided is a method for manufacturing a liquid-cooled jacket, to reduce the size of a recessed groove on a surface of a metal member and also to reduce roughness of an abutted surface.
Hisashi Hori, Nobushiro Seo, Kosuke Yamanaka
Filed: 20 Jul 18
Utility
Electrode for aluminum electrolytic capacitor and method for manufacturing same
11 Apr 23
When manufacturing an electrode for an electrolytic capacitor, in a first hydration step (ST1), an aluminum electrode is immersed in a first hydration processing solution having a temperature of at least 70° C. and comprising pure water or an aqueous solution to which phosphoric acid or a phosphate has been added so that the phosphorus concentration is no greater than 4 mass ppm.
Shuhei Enoki, Yuta Shimizu, Masahiko Katano, Toshifumi Taira, Kazuya Fujimoto, Shinya Sone
Filed: 5 Jun 18
Utility
Al—Si—Fe-based aluminum alloy casting material and method for producing the same
14 Mar 23
An Al—Si—Fe-based aluminum alloy casting material that is excellent in elongation while having characteristics of high rigidity and a method for producing the same are provided.
Satoru Suzuki, Kazuhiro Oda, Katumi Fukaya
Filed: 19 Apr 17
Utility
Joining method
28 Feb 23
Provided is a joining method that can prevent a plastic flowing material from flowing out from a butt section and that can reduce the thickness and weight of metal members.
Nobushiro Seo, Hisashi Hori
Filed: 12 Oct 17
Utility
Method for manufacturing liquid-cooled jacket
24 Jan 23
A jacket main body is formed of a first aluminum alloy.
Hisashi Hori, Nobushiro Seo
Filed: 13 Jun 17
Utility
High strength aluminum alloy, internal combustion engine piston comprising said alloy, and method for manufacturing internal combustion engine piston
10 Jan 23
An aluminum alloy having excellent high temperature strength and thermal conductivity; and an internal combustion engine piston including the alloy.
Izumi Yamamoto, Kazuhiro Oda, Hiroshi Horikawa, Katsumi Fukaya, Takashi Seki, Tadashi Watanabe
Filed: 29 Aug 16
Utility
Method for manufacturing heat transfer plate
16 Aug 22
The present invention is characterized by including a heat medium pipe insertion process to insert a heat medium pipe into a concave groove; a lid plate insertion process to insert a lid plate into a lid groove; and a joining process to perform friction stirring while a primary joining rotary tool provided with a base side pin and a tip side pin is moved along a butted portion of a side wall of the lid groove and a side face of the lid plate, wherein in the joining process, friction stirring is performed while the tip side pin of the primary rotary tool which is rotating is inserted into the butted portion and an outer circumferential face of the base side pin is in contact with the base member and the lid plate, and plastically fluidized material fluidized by frictional heat is flowed into a void portion formed adjacent to the heat medium pipe.
Hisashi Hori, Nobushiro Seo, Kosuke Yamanaka
Filed: 7 May 19
Utility
Method for manufacturing liquid-cooling jacket
16 Aug 22
A method for manufacturing a liquid-cooling jacket (1) where heat transfer fluid flows in a hollow part (14) defined by a jacket body (2) and a sealing body (3) includes: an overlapping process in which the sealing body (3) is placed on an end surface (11a) of a peripheral wall part (11) in such a way that the end surface (11a) and a back surface of the sealing body (3) are overlapped each other to form a first overlapped part (H1); and a primary joining process in which primary joining is performed by friction stirring in such a way that a rotary tool (F1) is moved once around a recessed part (13) along the first overlapped part (H1).
Hisashi Hori, Nobushiro Seo, Kosuke Yamanaka
Filed: 16 May 18
Utility
Aluminum alloy sheet for battery lid use for forming integrated explosion-proof valve and method of production of same
2 Aug 22
Aluminum alloy sheet for battery lid use having suitable strength and excellent in formability and work softenability, which aluminum alloy sheet for battery lid use enabling formation of an integrated explosion-proof valve with little variation in operating pressure and excellent in cyclic fatigue resistance, and a method of production of the same are provided, the aluminum alloy sheet for battery lid use for forming an integrated explosion-proof valve having a component composition containing Fe: 1.05 to 1.50 mass %, Mn: 0.15 to 0.70 mass %, Ti: 0.002 to 0.15 mass %, and B: less than 0.04 mass %, having a balance of Al and impurities, having an Fe/Mn ratio restricted to 1.8 to 7.0, restricting, as impurities, Si to less than 0.40 mass %, Cu to less than 0.03 mass %, Mg to less than 0.05 mass %, and V to less than 0.03 mass %, having a tensile strength of 95 MPa or more, having a value of elongation of 40% or more, having a recrystallized structure, having a value of (TS95−TS80) of less than −3 MPa when defining a tensile strength after cold rolling by a rolling reduction of 80% as TS80 and defining a tensile strength after cold rolling by a rolling reduction of 95% as TS95, and having a value of elongation after cold rolling by a rolling reduction of 90% of 5.0% or more.
Yuuichi Tamaki, Keiji Kanamori, Daisuke Shimosaka, Toshiya Anami
Filed: 12 Jul 19
Utility
Joining method and method for manufacturing a rolled composite material
19 Jul 22
The present invention includes: a preparation process configured to provide a first metal member including an end portion with a vertical face, and a second metal member including an end portion with an inclined face, a higher melting point and a smaller plate thickness than the first metal member; a butting process configured to butt the end portions of the first metal member and the second metal member against each other and form a butted portion with a V-shaped gap; and a joining process configured to join the first metal member and the second metal member together by inserting the rotating rotary tool from only a front face of the first metal member and relatively moving the rotary tool along the butted portion while only the stirring pin is in contact with at least the first metal member.
Hisashi Hori
Filed: 17 Jan 19
Utility
Sodium hypochlorite pentahydrate crystals and method for producing same
5 Jul 22
Provided are sodium hypochlorite pentahydrate crystals capable of long-term storage that have improved stability of sodium hypochlorite pentahydrate, which is effective as an oxidizing 5 agent or bactericide, in the vicinity of normal temperatures, and a method for producing the same.
Tomohide Okada, Hideo Shimazu, Hiromichi Ito, Yukihiro Sugiyama, Takashi Toyama, Kaoru Shimada, Hiroshi Fujihisa, Satoshi Takeya, Takehiro Matsunaga, Yoshito Gotoh
Filed: 6 Feb 18