Patents Assigned to Mayekawa Mfg. Co., Ltd.
-
Patent number: 11896020Abstract: A slit forming device according to an aspect includes a damper configured to pass through a plurality of stations arranged on a circumference, a slit forming blade disposed on an outer circumference side or an inner circumference side of a slit forming station among the plurality of stations, and a damper rotating part capable of rotating the damper about a vertical line such that a slit forming surface of a work faces the slit forming blade in the slit forming station.Type: GrantFiled: April 27, 2021Date of Patent: February 13, 2024Assignee: MAYEKAWA MFG. CO., LTD.Inventors: Koji Kido, Keigo Shibama, Hiroyuki Sakurayama, Akira Koizumi, Hajime Akabane, Masaomi Watanabe
-
Patent number: 11856977Abstract: A mixing apparatus is configured to efficiently input noodles coated with an additive to a receiving tray, with no need to perform weighing again after the noodles are input to the receiving tray. The mixing apparatus includes at least two hoppers that each house falling noodles and that allows the noodles to fall through rotation of the hoppers. A supply device supplies a sauce to the noodles in the hoppers, and the two hoppers are spaced from one another in the falling direction.Type: GrantFiled: January 9, 2020Date of Patent: January 2, 2024Assignees: MAYEKAWA MFG. CO., LTD., AJINOMOTO. CO., INC.Inventors: Shigeto Koga, Hiroshi Fujita, Yoshihiro Uchida, Kazuhiro Toyota, Takahiro Kawasoe
-
Patent number: 11639743Abstract: An elastic support device according to an embodiment includes: a first member including a first magnet; and a second member including a second magnet, disposed so as to face the first member, and movable relative to the first member in response to receipt of an external force. A magnetic force acting between the first magnet and the second magnet holds the second member in an original position when the second member does not receive an external force, and the magnetic force returns the second member to the original position when the second member is moved due to receipt of an external force.Type: GrantFiled: December 4, 2019Date of Patent: May 2, 2023Assignee: MAYEKAWA MFG. CO., LTD.Inventor: Tatsuya Umino
-
Publication number: 20230127825Abstract: To provide a defrost system capable of preferable defrosting and prevention of generation of icicles on a casing without installing a brine circuit. A defrost system includes a thermosiphon defrost circuit that is provided by being branched from a circulation line, in which, at the time of defrosting, a CO2 refrigerant staying inside a fin-tube heat exchanger repeats a two-phase change of a gaseous form and reliquefaction, and which forms a CO2 circulation path together with the fin-tube heat exchanger; electromagnetic opening/closing valves that are closed at the time of defrosting and set the CO2 circulation path to a closed circuit; and a first electric heater arranged above the thermosiphon defrost circuit so as to be adjacent to the thermosiphon defrost circuit, and naturally circulates the CO2 refrigerant in the closed circuit at the time of defrosting.Type: ApplicationFiled: December 23, 2022Publication date: April 27, 2023Applicant: MAYEKAWA MFG. CO., LTD.Inventors: Choiku YOSHIKAWA, Toshio KUTSUNA, Nelson MUGABI, Daiki KAYASHIMA, Nobuo OOSUGA
-
Publication number: 20230073605Abstract: To provide a cooling device that can refrigerate foods and stably maintain high humidity without being limited by a region and a period. A cooling device includes a heat exchange unit that performs heat exchange between a refrigerant circulating in a freezer and air circulating in a box and an adjusting unit that maintains a state in which moisture adheres to heat transfer units of the heat exchange unit.Type: ApplicationFiled: February 16, 2021Publication date: March 9, 2023Applicant: MAYEKAWA MFG. CO., LTD.Inventors: Naoya HIRUMA, Toru OTA
-
Patent number: 11419338Abstract: A cartilage cutting device for a bone-in meat according to an embodiment includes a cutting blade disposed on a conveying path for a bone-in meat and an elastic support portion for elastically supporting the cutting blade so that the cutting blade can recede by a reaction force applied to the cutting blade when cutting the bone-in meat. The elastic support portion is configured such that an elastic supporting force of the elastic support portion is switchable between a first elastic supporting force and a second elastic supporting force. The first elastic supporting force is capable of cutting a cartilage adhering to a bone part of the bone-in meat. The second elastic supporting force is smaller than the first elastic supporting force and is incapable of cutting the cartilage.Type: GrantFiled: December 19, 2018Date of Patent: August 23, 2022Assignee: MAYEKAWA MFG. CO., LTD.Inventors: Koji Kido, Naoki Toyoda, Hiroyuki Sakurayama, Akira Koizumi, Moemi Kato
-
Patent number: 11412749Abstract: A processing system for bone-in limb meats according to an embodiment includes: a right-limb incision-forming portion for forming incision on a right bone-in limb meat; a left-limb incision-forming portion for forming incision on a left bone-in limb meat; a processing line including a plurality of processing stations to separate a bone part and a meat part of each bone-in limb meat on which incision is formed at the right-limb incision-forming portion or the left-limb incision-forming portion; and a loading portion arranged at an uppermost stream part of the processing line to receive the right bone-in limb meat with incision formed at the right-limb incision-forming portion and the left bone-in limb meat with incision formed at the left-limb incision-forming portion.Type: GrantFiled: December 19, 2018Date of Patent: August 16, 2022Assignee: MAYEKAWA MFG. CO., LTD.Inventors: Koji Kido, Naoki Toyoda, Hiroyuki Sakurayama, Akira Koizumi, Hajime Akabane, Moemi Kato
-
Patent number: 11378326Abstract: There is provided a sublimation defrosting method for removing a frost layer adhering to a cooling surface for cooling a to-be-cooled gas, including a heating/temperature-rising step of heating an adhesion portion of the cooling surface, to which the frost layer adheres, to rise a temperature of the adhesion portion by a heat source located on an adhesion portion side with respect to the frost layer, under a temperature condition below a melting point of the frost layer.Type: GrantFiled: October 6, 2016Date of Patent: July 5, 2022Assignee: MAYEKAWA MFG. CO., LTD.Inventors: Masashi Kato, Kosaku Nishida
-
Patent number: 11333148Abstract: A screw compressor according to an embodiment includes a rotor casing, a pair of screw rotors disposed in the rotor casing and engaging with each other, and a movable portion disposed so as to be movable in a rotor shaft direction of the pair of screw rotors. The movable portion includes liquefied liquid supply ports capable of supplying a liquefied liquid of a compressed gas toward tooth groove spaces formed by the pair of screw rotors.Type: GrantFiled: October 9, 2018Date of Patent: May 17, 2022Assignee: MAYEKAWA MFG. CO., LTD.Inventors: Yoshifusa Kubota, Takayuki Kishi, Keiji Kitahara
-
Patent number: 11185881Abstract: A dehumidification forward passage is provided for guiding air withdrawn from a treating chamber as dehumidification-subject air A? to an adsorption area of an adsorption/desorption type dehumidifying device. A dehumidification return passage is provided for guiding air A? past through the adsorption area to the treating chamber. A desorption heat pump is provided for heating desorbing air HA to be flown through a desorption area of adsorption/desorption type dehumidifying device, with utilizing, as a heat sink, dehumidified air A? which has flown through the adsorption area and sent to the dehumidification return passage. There is provided a sensible-heat heat exchanger configured to cool the dehumidification-subject air A? present in the dehumidification forward passage through a heat exchange reaction with dehumidified air A? present in the dehumidification return passage which has been cooled via absorption of its heat by the desorption heat pump.Type: GrantFiled: August 31, 2017Date of Patent: November 30, 2021Assignees: Taikisha Ltd., Mayekawa Mfg. Co., Ltd.Inventors: Kozo Ishida, Fujio Komatsu, Hirokazu Yoneda
-
Patent number: 11167368Abstract: According to some embodiments, there is provided a welding device for welding outer peripheral edges of two irregular shaped plates which are overlapped, including: a rotary table to which the two irregular shaped plates in an overlapped state are fixed; a torch unit, including a welding torch positioned to face the outer peripheral edges of the two irregular shaped plates fixed to the rotary table; a first torch actuator, capable of changing an orientation and a distance of the welding torch relative to the outer peripheral edges; and a first controller, configured to control the first torch actuator, so that the orientation of the welding torch relative to a tangential line of the outer peripheral edges and the distance of the welding torch from the outer peripheral edges are kept constant along a circumferential direction of the outer peripheral edges, during rotation of the two irregular shaped plates.Type: GrantFiled: October 7, 2016Date of Patent: November 9, 2021Assignee: MAYEKAWA MFG. CO., LTD.Inventors: Hisashi Kitagawa, Yoshiyuki Oomasa, Hideki Shudai, Yoshihiko Ueno, Daisuke Miyazaki, Masato Takeda, Toshinori Ohtomo, Toshikazu Kamae
-
Patent number: 11105564Abstract: A plate stack includes a plurality of plates, each including corrugated portions formed on front and back surfaces thereof. First and second heat exchange flow passages are formed between plates, arranged alternately along stacking direction of the plates. Each plate has two through holes penetrating the front and back surfaces, through which the first heat exchange fluid is introduced and derived. The plate stack includes first partition weirs formed on at least one of two plate surfaces, the two plate surfaces forming a corresponding one of the first heat exchange flow passages therebetween. First partition weirs are symmetrically and obliquely arranged with respect to a center line connecting centers of two through holes as viewed from the stacking direction. A flow passage is formed along the center line on a side of at least one of the two through holes, from which first heat exchange fluid is introduced.Type: GrantFiled: September 11, 2019Date of Patent: August 31, 2021Assignee: MAYEKAWA MFG. CO., LTD.Inventors: Masato Takeda, Yasushi Tomiyama, Nelson Mugabi, Yuki Matsumoto
-
Publication number: 20210262721Abstract: To provide a defrost system capable of preferable defrosting and prevention of generation of icicles on a casing without installing a brine circuit. A defrost system includes a thermosiphon defrost circuit that is provided by being branched from a circulation line, in which, at the time of defrosting, a CO2 refrigerant staying inside a fin-tube heat exchanger repeats a two-phase change of a gaseous form and reliquefaction, and which forms a CO2 circulation path together with the fin-tube heat exchanger; electromagnetic opening/closing valves and that are closed at the time of defrosting and set the CO2 circulation path to a closed circuit; and a first electric heater arranged above the thermosiphon defrost circuit so as to be adjacent to the thermosiphon defrost circuit, and naturally circulates the CO2 refrigerant in the closed circuit at the time of defrosting.Type: ApplicationFiled: July 22, 2019Publication date: August 26, 2021Applicant: MAYEKAWA MFG. CO., LTD.Inventors: Choiku YOSHIKAWA, Toshio KUTSUNA, Nelson MUGABI, Daiki KAYASHIMA, Nobuo OOSUGA
-
Publication number: 20210180852Abstract: There is provided a sublimation defrosting method for removing a frost layer adhering to a cooling surface for cooling a to-be-cooled gas, including a heating/temperature-rising step of heating an adhesion portion of the cooling surface, to which the frost layer adheres, to rise a temperature of the adhesion portion by a heat source located on an adhesion portion side with respect to the frost layer, under a temperature condition below a melting point of the frost layer.Type: ApplicationFiled: October 6, 2016Publication date: June 17, 2021Applicant: MAYEKAWA MFG. CO., LTD.Inventors: Masashi KATO, Kosaku NISHIDA
-
Patent number: 11033036Abstract: A clamping device for a bone-in limb meat according to an embodiment includes: a pair of clamp pieces for holding the bone-in limb meat; a support portion openably/closably supporting the pair of clamp pieces in respective base portions of the clamp pieces; and rotation suppressing portions for suppressing a rotation of the bone-in limb meat, the rotation suppressing portions being respectively disposed so as to protrude from surfaces of the pair of clamp pieces along a direction perpendicular to a plane including opening/closing directions of the pair of clamp pieces. In an opened state of the pair of clamp pieces, the pair of clamp pieces respectively have tip portions at positions closer to a center line between the pair of clamp pieces than the rotation suppressing portions and positions farther away from the support portion than the rotation suppressing portions in a direction along the center line.Type: GrantFiled: October 5, 2018Date of Patent: June 15, 2021Assignee: MAYEKAWA MFG. CO., LTD.Inventors: Takeshi Chimura, Hiroyuki Usui, Takekuni Umehara, Osamu Goto, Hajime Akabane, Yuuichi Kuratani
-
Patent number: 10993447Abstract: A bone-meat separation device for a bone-in limb meat according to an embodiment is a bone-meat separation device for a bone-in limb meat for separating a meat part adhering to a trunk-side end bone head of a bone-in limb meat, the device including a plurality of clamp portions for conveying the bone-in limb meat along a conveying path, a guide portion disposed on the conveying path and forming a V-shaped guide space with an open end thereof being directed upstream in a conveying direction of the bone-in limb meat, a cutter disposed at a downstream end of the guide space in the conveying direction, and a holding portion holding the meat part below the guide portion and the cutter. The holding portion is configured to hold the meat part of the bone-in limb meat when the meat part is cut from the trunk-side end bone head with the cutter.Type: GrantFiled: December 19, 2018Date of Patent: May 4, 2021Assignee: MAYEKAWA MFG. CO., LTD.Inventors: Koji Kido, Moemi Kato, Akira Koizumi
-
Patent number: 10792748Abstract: A welding device according to some embodiments includes a rotary table fixing two irregular shaped plates which are overlapped, a torch unit including a welding torch positioned to face outer peripheral edges of the two irregular shaped plates fixed to the rotary table, a torch actuator configured to move the welding torch toward and away from the outer peripheral edges, an after-shielding part mounted to the welding torch on downstream side in a rotational direction of the rotary table and having nozzles arranged along the rotational direction, configured to jet shielding gas to the outer peripheral edges, and including a first nozzle positioned upstream and a second nozzle positioned downstream of the first nozzle in the rotational direction, and a controller configured to control an orientation of the nozzle in a direction of decreasing a shielding-gas-jetting distance between the second nozzle and the outer peripheral edges welded by the welding torch.Type: GrantFiled: October 7, 2016Date of Patent: October 6, 2020Assignee: MAYEKAWA MFG. CO., LTD.Inventors: Hisashi Kitagawa, Yoshiyuki Oomasa, Hideki Shudai, Yoshihiko Ueno, Daisuke Miyazaki, Masato Takeda, Toshinori Ohtomo, Toshikazu Kamae
-
Publication number: 20200297022Abstract: Providing a mixing apparatus capable of efficiently input noodles coated with an additive to a receiving tray, and having no need to perform weighing again after the noodles are input to the receiving tray. The mixing apparatus 8 includes: a hopper 30 that houses the falling noodles and that allows noodles to fall while rotating; and a supply device 60 that supplies a sauce to the noodles in the hopper 30, and at least two hopper 30 are provided in a falling direction.Type: ApplicationFiled: January 9, 2020Publication date: September 24, 2020Applicants: MAYEKAWA MFG. CO., LTD., AJINOMOTO CO., INC.Inventors: Shigeto KOGA, Hiroshi FUJITA, Yoshihiro UCHIDA, Kazuhiro TOYOTA, Takahiro KAWASOE
-
Publication number: 20200281152Abstract: A livestock stall system which can take measures against the cold of winter and against the heat of summer while preventing worsening of the condition of the litter (the flooring) and maintaining a favorable environment inside the livestock stall. This livestock stall system includes a livestock stall in which livestock is raised, and a second pipe which is arranged so as to pass beneath the floor of the livestock stall and which adjusts the temperature of the floor surface of the livestock stall by circulating a medium through the inside of the pipe.Type: ApplicationFiled: October 31, 2018Publication date: September 10, 2020Applicant: MAYEKAWA MFG. CO., LTD.Inventors: Kiyoshi HIGUCHI, Hidehiro KITAYAMA, Kazutoshi ITO, Takayuki OKADA
-
Patent number: 10709143Abstract: A clamping device for a bone-in limb meat according to an embodiment includes a pair of clamp pieces including a first clamp piece and a second clamp piece, and being openable/closable so as to hold a bone-in limb meat, and rotation suppressing portions for suppressing a rotation of the bone-in limb meat, the rotation suppressing portions being disposed at positions deviated with respect to the pair of clamp pieces in a direction perpendicular to a plane including an opening/closing direction of the pair of clamp pieces. The rotation suppressing portions include a projection portion disposed so as to protrude from the first clamp piece into a space between the pair of clamp pieces and configured to contact the bone-in limb meat when viewed from the direction perpendicular to the plane.Type: GrantFiled: October 5, 2018Date of Patent: July 14, 2020Assignee: MAYEKAWA MFG. CO., LTD.Inventors: Takeshi Chimura, Hiroyuki Usui, Takekuni Umehara, Osamu Goto, Yuuichi Kuratani