Patents Assigned to Toyo Seikan Kaisha
  • Heating electrode and method for heating material-to-be-heated by using the heating electrode
    Patent number: 8487222
    Abstract: [PROBLEMS] To provide a heating electrode which can uniformly heat a material to be heated having an irregular shape and can stably perform heating/holding-convey of the material to be heated by the heating electrode; and a method for heating food by using the heating electrode. [MEANS FOR SOLVING PROBLEMS] An assembly of pin electrodes (10) formed by conductive pins are slidably arranged in a through hole (21) of a pin support table (20). A pressure-variable gas chamber (30) whose pressure is variable is connected to the pin support table (20). By applying a plus pressure or a minus pressure to the gas chamber (30), the pin electrodes (10) are displaced relatively to the pin support table (20).
    Type: Grant
    Filed: July 8, 2008
    Date of Patent: July 16, 2013
    Assignee: Toyo Seikan Kaisha, Ltd.
    Inventors: Shinji Yamada, Hideo Kurashima, Yasunori Onozawa, Mitsuhiro Yoshida, Takayoshi Otsu
  • PRINTED SEAMLESS CAN AND METHOD OF PRODUCING THE SAME
    Publication number: 20130176358
    Abstract: [Problems] To provide printed seamless cans in small lots having many kinds of designs, the printed seamless cans excellently reproducing the density of the area solidly printed all over the surface and forming vivid images. [Means for Solution] A printed seamless can forming at least a printed layer and a finishing varnish layer on at least the body portion on the outer surface of the seamless can, the printed layer having an image formed by the plate-type printing and an image formed by the ink-jet printing, and being covered with the finishing varnish layer.
    Type: Application
    Filed: October 12, 2011
    Publication date: July 11, 2013
    Applicant: TOYO SEIKAN KAISHA, LTD.
    Inventors: Koji Yamada, Kenji Hayashi, Shigenobu Murakami, Zen Kanayama
  • Twist-cut unsealing mechanism for container
    Patent number: 8474636
    Abstract: Provided is a twist-cut unsealing mechanism in which an operator can surely sense the fact that twist-cutting of a seal member has completed in assembling of spout and cap of such a type that a container is unsealed by twisting and cutting a seal member for the liquid passage of a spout by means of a cap.
    Type: Grant
    Filed: February 19, 2009
    Date of Patent: July 2, 2013
    Assignee: Toyo Seikan Kaisha, Ltd.
    Inventors: Akihito Miyazaki, Hiroaki Hayashi, Manabu Hosokawa, Yasuyuki Takeuchi
  • MULTILAYER FILM AND CELL CULTURE CONTAINER
    Publication number: 20130164831
    Abstract: Provided are a multilayer film having excellent gas permeability and excellent handling properties and hence is suited for forming a cell culture container, and a cell culture container formed by using the same. A multilayer film used for forming a cell culture container, comprising: a base material composed of a polyethylene-based resin having a density of 0.87 g/cm3 to 0.90 g/cm3; and an inner layer composed of a polyethylene-based resin having a density of 0.896 g/cm3 to 0.93 g/cm3 and forming a cell culture surface. A cell culture container is formed by using this multilayer film.
    Type: Application
    Filed: September 5, 2011
    Publication date: June 27, 2013
    Applicant: TOYO SEIKAN KAISHA, LTD.
    Inventors: Satoshi Tanaka, Takahiko Totani, Yoichi Ishizaki, Kyohei Ota, Ryo Suenaga, Masahiro Kuninori
  • Easy open ends that can be favorably opened at high temperatures
    Patent number: 8470447
    Abstract: An easy open end comprising a resin-coated metal plate obtained by coating a metal substrate with a polyester film via a primer, wherein the primer comprises an epoxy resin or a polyester resin and a resole-type phenol resin, and the resole-type phenol resin has 0.2 to 2.0 methylol groups per a benzene ring. The end can be lightly opened without causing defect at the time of opening the end by pushing in the end of a tab and cutting the score and, particularly, can be excellently opened at high temperatures without arousing the problem even in a state of being heated at high temperatures featuring excellent corrosion resistance, resistance against the content and retort resistance.
    Type: Grant
    Filed: March 2, 2007
    Date of Patent: June 25, 2013
    Assignee: Toyo Seikan Kaisha, Ltd.
    Inventors: Etsuko Yaoi, Yasufumi Tadaki, Toshio Sue, Kazuhiro Sato, Satoshi Fujita
  • Biodegradable resin bottle and method of producing the same
    Patent number: 8470421
    Abstract: [Problem] To provide a polylactic acid bottle having a vacuum-evaporated film on the inner surface of the bottle wall, effectively preventing the thermal deformation of the bottle at the time of forming the film and exhibiting excellent barrier property against oxygen and water. [Means for Solution] A biodegradable resin bottle has a wall formed by a biodegradable resin and a vacuum-evaporated film on an inner surface of the wall by a plasma CVD method, and wherein said vapor-evaporated film exhibits hydrocarbon peaks stemming from CH, CH2 and CH3 in a region of a wave number of 3200 to 2600 cm?1 as measured by FT-IR, and per the sum of CH, CH2 and CH3 calculated from the hydrocarbon peaks, a CH2 ratio is not larger than 35% and a CH3 ratio is not smaller than 40%.
    Type: Grant
    Filed: June 5, 2008
    Date of Patent: June 25, 2013
    Assignee: Toyo Seikan Kaisha, Ltd.
    Inventors: Takuro Ito, Hiroki Mori, Hiroshi Nakao, Kazuhiko Yamazaki
  • ETHYLENE TEREPHTHALATE TYPE POLYESTER RESIN FOR FORMING CONTAINERS AND PROCESS FOR PRODUCING THE SAME
    Publication number: 20130158228
    Abstract: Ethylene terephthalate polyester resin for forming containers, having intrinsic viscosity of 0.65 to 0.85 dL/g, a content of a monohydroxyethyl terephthalate and a bishydroxyethyl terephthalate of less than 0.005% by weight, (a) a heat of fusion of not more than 50 J/g an end temperature of melting peak of not higher than 270° C. and a crystallinity of less than 0.48, or (b) an acetaldehyde concentration of 2 to 10 ppm, and satisfying at least either one of (i) a peak time of crystallization is not longer than 360 seconds and the crystallization energy is not less than 30 J/g in the isothermal crystallization at 210° C., or (ii) components having molecular weights of not larger than 10000 are contained in not less than 8%. The polyester resin effectively prevents problems metal mold fouling in forming containers or a decrease in productivity.
    Type: Application
    Filed: February 19, 2013
    Publication date: June 20, 2013
    Applicant: TOYO SEIKAN KAISHA, LTD.
    Inventor: TOYO SEIKAN KAISHA, LTD.
  • RESIN OVERCAP PROVIDED WITH IC TAG
    Publication number: 20130153668
    Abstract: A resin overcap with an IC tag used as an overcap being on a metal cap and having an IC tag so that the transmission and reception of signals will not be disturbed by the metal cap, comprising a top panel and a cylindrical side wall hanging down from the circumferential edge of the top panel and in which the metal cap is fitted, wherein a step or a protrusion is formed on an upper portion on the inner surface of the cylindrical side wall to prevent the upward motion of the metal cap fitted in the cylindrical side wall, and an IC tag provided with an IC chip is mounted on the top panel to maintain a predetermined distance D to a top plate of the metal cap fitted into the cylindrical side wall.
    Type: Application
    Filed: February 15, 2013
    Publication date: June 20, 2013
    Applicant: TOYO SEIKAN KAISHA, LTD.
    Inventor: TOYO SEIKAN KAISHA, LTD.
  • Resin-coated metal sheet and seamless can made therefrom
    Patent number: 8465815
    Abstract: [Problems] To provide a resin-coated metal sheet that exhibits excellent trimming property at the time of being formed into a seamless can, and is capable of providing a seamless can that closely adheres to the printing ink and exhibits excellent abrasion resistance. [Means for Solution] A resin-coated metal sheet including a metal sheet and a layer of a polyester resin which chiefly comprises an ethylene terephthalate unit formed on at least one surface of the metal sheet, wherein the polyester resin is a blend of a lowly crystalline polyester resin and a highly crystalline polyester resin.
    Type: Grant
    Filed: April 2, 2010
    Date of Patent: June 18, 2013
    Assignee: Toyo Seikan Kaisha, Ltd.
    Inventors: Seitaro Kanazawa, Shigeya Takahashi, Tomoko Haraguchi
  • Polyester container
    Patent number: 8465817
    Abstract: A polyester container furnished with a flange part having mechanical strength, transparency, and heat resistance through orientational crystallization, which polyester container exhibits low-temperature heat sealability, is provided by forming a projecting portion at an upper surface of the crystallized flange part, the projecting portion at at least a heat-sealing-face constituting region rendered amorphous or of low crystallinity. Further, in order to suppress the unevenness of the strength of sealing with a cover member and stably attain the high sealability, the projecting portion is deformed at the time of heat sealing with the cover member so as to form a resin piece protruding toward the interior of the container while being substantially appressed against the upper surface of an opening rim part. The formed resin piece couples with a sealant layer of the cover member.
    Type: Grant
    Filed: November 4, 2004
    Date of Patent: June 18, 2013
    Assignee: Toyo Seikan Kaisha, Ltd.
    Inventors: Yasushi Hatano, Tsutomu Iwasaki, Masahito Kogure, Hideo Kawasaki, Hisao Iwamotoi
  • Resin for Oxygen-absorbing Adhesive and Oxygen-absorbing Adhesive
    Publication number: 20130143734
    Abstract: The purpose of the present invention is to provide a two-component curable oxygen-absorbing resin composition that has both oxygen-absorbing and adhesive properties and cohesive power. The resin for an oxygen-absorbing adhesive is a polyester comprising structural units derived from an acid component (A) and an acid component (B), wherein the ratio of the acid component (A) to total acid components is 70 to 95 mol %, the ratio of the acid component (B) to total acid components is 0 to 15 mol %, the polyester has a glass transition temperature of ?20° C. to 2° C., the resin is cured using a hardening agent, the acid component (A) is tetrahydrophthalic acid or a derivative thereof, or tetrahydrophthalic acid anhydride or a derivative thereof, and the acid component (B) is phthalic acid.
    Type: Application
    Filed: August 16, 2011
    Publication date: June 6, 2013
    Applicant: TOYO SEIKAN KAISHA LTD.
    Inventors: Yoshihiro Ohta, Yoichi Ishizaki, Yui Asano
  • Method of sterilization in clean air supply apparatus and clean air supply apparatus
    Patent number: 8449829
    Abstract: A clean air supply apparatus is provided which has an ability of sterilizing effectively and uniformly also a secondary side surface of a filter. The apparatus has a pre-filter 23 for roughly filtering air sequentially introduced from an air inlet port 18 for introducing air to an air supply port 22 for sending clean air to a work environment, a blower 24 for sucking air to the introduced, a heater 25 for adjusting a temperature of introduced air, a chemical agent gas supply apparatus 27, a chemical agent gas eject apparatus 26 for supplying chemical agent gas into the air path, high performance filters or ultrahigh performance filters 41 and 42 for filtering air to be delivered from an air supply port 22 to generate clean air.
    Type: Grant
    Filed: June 27, 2006
    Date of Patent: May 28, 2013
    Assignee: Toyo Seikan Kaisha, Ltd.
    Inventors: Nobuaki Nagatani, Takeshi Iwashita
  • Pouring member
    Patent number: 8434651
    Abstract: A pouring member includes an unsealing cap and at least two rotation prevention sections extending vertically and downwardly from an end surface of an open end side of the unsealing cap and is arranged such that the at least two rotation prevention sections are apart from one another by an angle which is larger than a rotation angle required for twisting off the sealing part, and symmetrically with respect to the central axis of the unsealing cap. A recess is formed such that the recess opens to a front end side of the rotation prevention section, and an engagement projection engages the recess in a direction substantially parallel with a direction in which the rotation prevention sections are extended vertically and downwardly, and is formed at a specific position of the flange part of the pouring member.
    Type: Grant
    Filed: October 17, 2008
    Date of Patent: May 7, 2013
    Assignees: Toyo Seikan Kaisha, Ltd., Meijo Co., Ltd.
    Inventors: Akihito Miyazaki, Hiroaki Hayashi, Kimio Takeuchi, Yasuyuki Takeuchi, Manabu Hosokawa
  • Preform molding apparatus for forming a preform having a neck ring
    Patent number: 8435027
    Abstract: To provide a preform, a bottle and a preform molding apparatus capable of preventing lowering in the mechanical strength of a preform, reducing the amount of a resin material, as well as improving productivity. A preform mold 1e used in the preform molding apparatus has a mouth neck part mold 2, a body part mold 3e and a core mold 163, and the body part mold 3e has, on the outer edge of the upper surface of a cylindrical protrusion part 31e, an annular protrusion 33 which controls the moving direction of a solidified film 118 and a solidified film 117 which have been peeled.
    Type: Grant
    Filed: August 27, 2008
    Date of Patent: May 7, 2013
    Assignee: Toyo Seikan Kaisha, Ltd.
    Inventors: Satoru Nemoto, Masayuki Sasaki, Tsuneo Imatani
  • LASER-MARKING FILM
    Publication number: 20130095259
    Abstract: [Problems] To provide a laser-marking film having a laser-marking ink layer capable of forming vivid images when it is irradiated with a laser beam for forming laser markings. [Means for Solution] A laser-marking film comprising a base film 1, a white underlying layer 3 formed on the base film 1, and an ink layer 5 for laser marking formed on the underlying layer 3, wherein the ink layer 5 contains, dispersed therein, an iron oxide as a laser beam-absorbing agent in an amount of 0.1 to 30 parts by weight per 100 parts by weight of a resin binder.
    Type: Application
    Filed: July 15, 2010
    Publication date: April 18, 2013
    Applicant: TOYO SEIKAN KAISHA, LTD.
    Inventors: Keiji Fukue, Atsushi Fukahori, Machiko Sugiyama, Shinji Tanka, Jun Matsushima
  • METHOD FOR STERILIZING AND WASHING A CONTAINER
    Publication number: 20130092196
    Abstract: The purpose of the present invention is to provide a container sterilization method, washing method, and system which retain food hygiene manufacturing standards and a required production line speed, as well as reducing the amount of treatment fluids used such as pharmaceutical fluid, hot water and aseptic water. The container sterilization method and washing method of the present invention is a method in which a container is sterilized/washed using a treatment fluid, and the sterilization step and/or washing step are divided into at least two parts. By storing and pumping upwards the treatment fluid supplied from one part of the divided sterilization or washing step after use, the treatment fluid can be supplied in series to the other part of the same divided sterilization or washing step.
    Type: Application
    Filed: June 1, 2011
    Publication date: April 18, 2013
    Applicant: TOYO SEIKAN KAISHA, LTD.
    Inventors: Nobuaki Nagatani, Takeshi Iwashita, Youichi Kawasaki
  • Plastic cap with IC tag and method of attaching IC tag to the cap
    Patent number: 8421632
    Abstract: A plastic cap with IC tag storing product information provided on the upper surface of a top plate. The top plate is formed by an annular flange and a recessed portion 37, the recessed portion, including a side wall continuous to the inner circumferential edge of the annular flange and a bottom continuous to the lower end of the side wall. The tag 10 is attached to the annular flange to cover the recessed portion. A gap between the tag and the bottom is maintained to such a degree that the transmission and reception of signals to and from the tag are not interrupted when the back surface of the bottom comes in contact with water.
    Type: Grant
    Filed: March 17, 2008
    Date of Patent: April 16, 2013
    Assignees: Toyo Seikan Kaisha, Ltd., Japan Crown Cork Co., Ltd.
    Inventors: Takahiro Kurosawa, Kazuo Tanabe, Takayuki Kikuchi, Takashi Kimura, Katsumi Hashimoto, Seiji Fukushi
  • SEAMLESS CAN BODY
    Publication number: 20130087561
    Abstract: A seamless can body in which the flatness of a center panel of a bottom of the thin can body can be stably maintained and the can body has high pressure resistance, high formability, and excellent properties for an internal pressure test. The seamless can body has a can bottom shape having a rim portion protruding to an outside of the can, an annular concave portion protruding to an inside of the can, and a flat center panel extending continuously from an inner peripheral side of the annular concave portion with a corner portion interposed therebetween. The curvature radius (R3) of the corner section is in the range of 1.5 mm<R3?6.0 mm, the depth of the annular concave section is from 1.5 mm to less than 3.0 mm, and the flatness (BSD) of the center panel is from ?0.15 to 0.15 mm.
    Type: Application
    Filed: May 25, 2011
    Publication date: April 11, 2013
    Applicant: TOYO SEIKAN KAISHA, LTD.
    Inventors: Hidekazu Tomaru, Syouta Tanaka, Hayato Fukumoto, Toshiki Okuda
  • Method of drawing and ironing a resin film laminated metal sheet and resin film laminated drawn and ironed can using the same method
    Patent number: 8413478
    Abstract: A method of drawing and ironing a resin film laminated metal sheet for forming a can body having a bottom portion, a can wall portion and a flange-forming portion by drawing the resin film laminated metal sheet obtained by laminating at least one surface of a metal sheet with an organic resin film, followed by ironing by using a punch and a plurality of dies neighboring each other. The can wall is effectively prevented from being broken by a decrease in the thickness of the can wall, and drawn and ironed cans are efficiently formed having a thickness which is decreased as designed.
    Type: Grant
    Filed: November 4, 2005
    Date of Patent: April 9, 2013
    Assignees: Toyo Kohan Co., Ltd., Toyo Seikan Kaisha, Ltd.
    Inventors: Hidekazu Tomaru, Shinichi Taya, Masahiro Kai, Junichi Tanabe, Etsuro Tsutsumi, Norihito Saiki
  • Resin overcap provided with IC tag
    Patent number: 8411422
    Abstract: [Problem] To provide a resin overcap provided with an IC tag that can be used as an overcap being fitted onto a metal cap and having an IC tag that is so provided that the transmission and reception of signals will not be disturbed by the metal cap. [Means for Solution] A resin overcap used being fitted onto a metal cap, comprising a top panel and a cylindrical side wall hanging down from the circumferential edge of the top panel and in which the metal cap is fitted, wherein a step or a protrusion is formed on an upper portion on the inner surface of the cylindrical side wall to prevent the upward motion of the metal cap fitted in the cylindrical side wall, and an IC tag provided with an IC chip is mounted on the top panel in a manner of maintaining a predetermined distance D to a top plate of the metal cap fitted into the cylindrical side wall.
    Type: Grant
    Filed: June 22, 2009
    Date of Patent: April 2, 2013
    Assignee: Toyo Seikan Kaisha, Ltd.
    Inventors: Takayuki Kikuchi, Takahiro Kurosawa, Ken Sotobayashi, Masayuki Mori, Kazuo Tanabe