Patents Assigned to Universal Can Corporation
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Patent number: 12097991Abstract: A bottle can made of aluminum alloy has a base portion; a cylindrical body portion connected to an upper end of the base portion; a reduced diameter portion where a diameter reduces from an upper end of the cylindrical body portion to an upper side; a neck portion provided at an upper side of the reduced diameter portion; and a mouth portion having a male thread portion and a bulge portion provided at an upper side of the neck portion. The reduced diameter portion has: a convex curved portion continuing to the upper end of the cylindrical body portion; a concave curved portion continuing to an upper end of the convex curved portion; a lower convex portion continuing to an upper end of the concave curved portion; and an upper concave portion continuing an upper end of the lower convex portion and a lower end of the neck portion.Type: GrantFiled: January 29, 2020Date of Patent: September 24, 2024Assignee: Universal Can CorporationInventors: Takashi Hasegawa, Tomoaki Iimura
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Patent number: 11980927Abstract: A housing including an internal gear having a first central axis as a center; a first rotating body relatively rotatably joined to the housing; a second rotating body including an external gear having a second central axis parallel to the first central axis as a center and meshing with an internal gear and relatively rotatably joined to the first rotating body; a ram shaft joining part connected to the second rotating body and configured to be linearly moved in a reciprocating manner in a prescribed direction; and an air supply path passing through the insides of the first rotating body, the second rotating body, and the ram shaft joining part are provided.Type: GrantFiled: March 30, 2021Date of Patent: May 14, 2024Assignees: Universal Can Corporation, G&PInc.Inventors: Tatsuya Hanafusa, Naoyuki Yaguchi, Hideyuki Hiramatsu
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Patent number: 11897020Abstract: A reciprocating linear motion mechanism for a can body maker includes: a housing including an internal gear; a first rotation body; a first bearing connecting the housing and the first rotation body; a convex part protruding toward one side of an axis direction in the axis direction; a second rotation body including an external gear meshing with the internal gear; a recess recessed toward onside in the axis direction from a surface facing the other side of the second rotation body in the axis direction and into which the convex part is inserted; a second bearing connecting the convex part and the recess; and a ram shaft connection part connected to the second rotation body and moved linearly in a reciprocating manner, wherein the internal gear, the external gear, the recess, the second bearing, and the convex part overlap each other.Type: GrantFiled: March 29, 2021Date of Patent: February 13, 2024Assignees: Universal Can Corporation, G&PInc.Inventors: Tatsuya Hanafusa, Naoyuki Yaguchi, Hideyuki Hiramatsu
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Patent number: 11814209Abstract: A can body has a curl portion to which a skirt portion of a cap is mounted. In the curl portion, an outer periphery upper-side bent portion that forms an outer peripheral portion of a folded-back top portion, an outer periphery-side tubular portion that extends downward in a can axis direction, an outer periphery lower-side bent portion that is bent inward in a radial direction, and a curl end portion that extends from an inner peripheral edge of the outer periphery lower-side bent portion are continuously formed. When a radius of curvature of an outer surface of the outer periphery upper-side bent portion is R5 (mm), a radius of curvature of an outer surface of the outer periphery lower-side bent portion is R6 (mm), and a radius of curvature of an outer surface of the inflection portion is R7 (mm), which is 0.05 to 0.2 mm, R7<R6<R5 is established.Type: GrantFiled: November 29, 2019Date of Patent: November 14, 2023Assignee: Universal Can CorporationInventors: Takashi Hasegawa, Tomoaki Iimura
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Publication number: 20220055785Abstract: A bottle can made of aluminum alloy has a base portion; a cylindrical body portion connected to an upper end of the base portion; a reduced diameter portion where a diameter reduces from an upper end of the cylindrical body portion to an upper side; a neck portion provided at an upper side of the reduced diameter portion; and a mouth portion having a male thread portion and a bulge portion provided at an upper side of the neck portion. The reduced diameter portion has: a convex curved portion continuing to the upper end of the cylindrical body portion; a concave curved portion continuing to an upper end of the convex curved portion; a lower convex portion continuing to an upper end of the concave curved portion; and an upper concave portion continuing an upper end of the lower convex portion and a lower end of the neck portion.Type: ApplicationFiled: January 29, 2020Publication date: February 24, 2022Applicant: Universal Can CorporationInventors: Takashi Hasegawa, Tomoaki Iimura
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Publication number: 20220017257Abstract: A can body has a curl portion to which a skirt portion of a cap is mounted. In the curl portion, an outer periphery upper-side bent portion that forms an outer peripheral portion of a folded-back top portion, an outer periphery-side tubular portion that extends downward in a can axis direction, an outer periphery lower-side bent portion that is bent inward in a radial direction, and a curl end portion that extends from an inner peripheral edge of the outer periphery lower-side bent portion are continuously formed. When a radius of curvature of an outer surface of the outer periphery upper-side bent portion is R5 (mm), a radius of curvature of an outer surface of the outer periphery lower-side bent portion is R6 (mm), and a radius of curvature of an outer surface of the inflection portion is R7 (mm), which is 0.05 to 0.2 mm, R7<R6<R5 is established.Type: ApplicationFiled: November 29, 2019Publication date: January 20, 2022Applicant: Universal Can CorporationInventors: Takashi HASEGAWA, Tomoaki IIMURA
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Publication number: 20220016689Abstract: A housing including an internal gear having a first central axis as a center; a first rotating body relatively rotatably joined to the housing ; a second rotating body including an external gear having a second central axis parallel to the first central axis as a center and meshing with an internal gear and relatively rotatably joined to the first rotating body; a ram shaft joining part connected to the second rotating body and configured to be linearly moved in a reciprocating manner in a prescribed direction; and an air supply path passing through the insides of the first rotating body, the second rotating body, and the ram shaft joining part are provided.Type: ApplicationFiled: March 30, 2021Publication date: January 20, 2022Applicants: Universal Can Corporation, G&P Inc.Inventors: Tatsuya HANAFUSA, Naoyuki YAGUCHI, Hideyuki HIRAMATSU
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Publication number: 20220016690Abstract: A can body maker includes a ram shaft extending in a front-rear direction, a punch disposed at a front end portion of the ram shaft, a reciprocating linear motion mechanism connected to a rear end portion of the ram shaft to reciprocate and linearly move the ram shaft in the front-rear direction, a die having a through hole into which the punch is inserted, a cup holding mechanism which presses a cup-shaped body against an end face in which the through hole of the die opens, and a cup holder drive mechanism that oscillates the cup holding mechanism in the front-rear direction, wherein the cup holder drive mechanism has a cam structure and is disposed directly below the cup holding mechanism.Type: ApplicationFiled: March 29, 2021Publication date: January 20, 2022Applicants: Universal Can Corporation, G&P Inc.Inventors: Tatsuya HANAFUSA, Naoyuki YAGUCHI, Hideyuki HIRAMATSU
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Publication number: 20220016688Abstract: A reciprocating linear motion mechanism for a can body maker includes: a housing including an internal gear; a first rotation body; a first bearing connecting the housing and the first rotation body; a convex part protruding toward one side of an axis direction in the axis direction; a second rotation body including an external gear meshing with the internal gear; a recess recessed toward onside in the axis direction from a surface facing the other side of the second rotation body in the axis direction and into which the convex part is inserted; a second bearing connecting the convex part and the recess; and a ram shaft connection part connected to the second rotation body and moved linearly in a reciprocating manner, wherein the internal gear, the external gear, the recess, the second bearing, and the convex part overlap each other.Type: ApplicationFiled: March 29, 2021Publication date: January 20, 2022Applicants: Universal Can Corporation, G&P Inc.Inventors: Tatsuya HANAFUSA, Naoyuki YAGUCHI, Hideyuki HIRAMATSU
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Publication number: 20180250730Abstract: A spindle rotation unit includes: a plurality of attachment portions that are arranged in a base; a spindle that is rotatably attached to any one of the plurality of attachment portions; a motor plate that is attached to the base; a motor attachment flange that is attached to the motor plate; a driving motor that is attached to the motor attachment flange; and a transfer member that connects the driving motor and the spindle and transfers a rotational driving force of the driving motor to the spindle. The motor attachment flange is provided with an opening portion through which the transfer member is inserted and the motor attachment flange is disposed in the motor plate to allow its position to be adjustable so that the opening portion is opened toward a predetermined attachment portion to which the spindle is attached among the plurality of attachment portions.Type: ApplicationFiled: March 22, 2017Publication date: September 6, 2018Applicant: Universal Can CorporationInventors: Shouji MATSUO, Ryosuke KUSUBASHI, Tetsuya OHSE, Takafumi SATO
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Publication number: 20180036786Abstract: A can making machine includes a main body frame; a holding table supported by the main body frame to hold a cylindrical body; a processing table which is supported on the main body frame via a shaft section penetrating through the holding table in a direction of a table axis and disposed to face the holding table in the direction of the table axis, and on which a processing tool configured to process the cylindrical body is provided; a crank unit configured to cause the processing table to reciprocate with respect to the holding table in the direction of the table axis; a table index unit configured to intermittently rotationally move the holding table about the table axis with respect to the processing table; a first drive motor configured to drive the crank unit; and a second drive motor configured to drive the table index unit.Type: ApplicationFiled: March 16, 2017Publication date: February 8, 2018Applicant: Universal Can CorporationInventors: Shouji MATSUO, Tetsuya OHSE
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Patent number: 9873145Abstract: To provide a variant-can having a narrow part in the vicinity of a bottom part by performing a diameter-reduction process up to the vicinity of the bottom part on a trunk part of a can-body made of metal in a can-manufacturing device which processes the can-body being held by a pocket-shaped conveying part while conveying. It is provided with: a can-body pocket which holds a can-body by being in contact with a part of an outer circumference surface of a trunk part of the can-body; a base pad which presses a bottom part of the can-body along a can-axis direction; a die in which the trunk part of the can-body is press-inserted; and a clamping ring which protrudes from the base pad toward the die and is provided so as to move back and forth along the can-axis direction.Type: GrantFiled: February 5, 2013Date of Patent: January 23, 2018Assignee: Universal Can CorporationInventors: Masahiro Hosoi, Atsushi Yamashita
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Publication number: 20170341129Abstract: A can forming machine includes a can body holder in which the can body does not fall at an unexpected time. A knockout unit has a knocking out piston which is disposed to be movable in a depth direction of a recess and is provided to be displaceable between a protruding position at which the knocking out piston protrudes into the recess and an recessed position at which the knocking out piston exits the recess, and a cylinder which supports the knocking out piston to be displaceable. At a discharge position, at which the formed can body is discharged from the recess of the can body holder, a piston displacing unit, which displaces the knocking out piston from the recessed position toward the protruding position, is provided adjacent to the other surface side of the base.Type: ApplicationFiled: March 16, 2017Publication date: November 30, 2017Applicant: Universal Can CorporationInventors: Shouji MATSUO, Tetsuya OHSE
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Publication number: 20170341127Abstract: Provided are a can discharge unit and a can forming machine including a can body holder in which the can body does not fall at an unexpected timing. A knockout unit has a knocking out piston which is disposed to be movable in a depth direction of a cylindrical part and is provided to be displaceable between a protruding position at which the knocking out piston protrudes into the cylindrical part and a recessed position at which the knocking out piston exits the cylindrical part, and a cylinder which supports the knocking out piston to be displaceable. At a discharge position at which the formed can body is discharged from the cylindrical part of the can body holder, a piston displacing unit which displaces the knocking out piston from the recessed position toward the protruding position is provided adjacent to the other surface side of the base.Type: ApplicationFiled: May 25, 2017Publication date: November 30, 2017Applicant: Universal Can CorporationInventors: Shouji MATSUO, Tetsuya OHSE
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Patent number: 9403203Abstract: A diameter-reduction apparatus for can-trunk for performing a diameter-reduction process on a trunk part of a can-body having a closed-end cylindrical shape with an open end, including: a can-body holder holding a bottom part of the can-body, which is provided with: a base pad abutting on the bottom part of the can-boy; and a first clamping-ring having substantially a cylindrical shape which clamps an outer circumference surface of a trunk part of the can-body at the bottom side and which moves back and forth relative to the base pad along a can-axis direction; a die unit for diameter-reduction provided with a die for a diameter-reduction process of the trunk part by moving back and forth with respect to the can-body holder along the can-axis direction; and a first clamping-ring moving device moving the first clamping-ring backward along the can-axis direction along with an advance of the die.Type: GrantFiled: February 5, 2013Date of Patent: August 2, 2016Assignee: Universal Can CorporationInventor: Masahiro Hosoi
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Patent number: 9335278Abstract: Inspection equipment for a screw part of a bottle-can having a mouth section provided with a curl portion in which an opening edge thereof is rolled up outward and the screw part for fitting a cap by threads below the curl portion for attaching the cap with a liner, the inspection equipment inspects a shape of the screw part of the mouth section by imaging an imaging area which is set so as to include a part of the mouth section while rotating the bottle-can around a can-axis, the inspection equipment including: a rotating device which holds and rotates the bottle-can around the can-axis; a thread-illumination device which irradiates illumination light toward the screw part of the bottle-can; an imaging device which continuously obtains inspection images including reflected light of the illumination light at the imaging area; and an thread-inspection device which inspects the screw part.Type: GrantFiled: June 4, 2012Date of Patent: May 10, 2016Assignees: Kurashiki Boseki Kabushiki Kaisha, Universal Can CorporationInventors: Akio Kurosawa, Tadayuki Sota
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Patent number: 9316600Abstract: An inspection method and inspection equipment for mouth section of bottle-can including: first-inspection process for eliminating the bottle-can in which existence of a low-brightness area is detected from a monochrome inspection-image which is obtained by imaging the curl portion with irradiating white light to the curl portion in an imaging area of the bottle-can which is conveyed along a main-conveyance path; and a second-inspection process for judging quality of the bottle-can while conveying the bottle-can which is eliminated by the first-inspection process along a secondary-conveyance path, by irradiating illumination lights having two colors from different directions to the curl portion in the imaging area along substantially a tangential direction of a cylindrical surface of the mouth section so as to image a color inspection-image, and distinguishing existence or not of the asperity on the curl portion from signal strengths of the light colors of the color inspection-image.Type: GrantFiled: June 4, 2012Date of Patent: April 19, 2016Assignees: Kurashiki Boseki Kabushiki Kaisha, Universal Can CorporationInventors: Akio Kurosawa, Tadayuki Sota, Tadafumi Hirano
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Patent number: 9149856Abstract: A method for producing a screw-top bottle-can and a screw-top bottle-can are provided so that a screw-thread can be formed without damaging an inner coating and a resealing operation can be improved. A shoulder part is formed by reducing a diameter of an opening part of a closed-end cylindrical body, a cylindrical part having an intermediate diameter between a major thread diameter and a minor thread diameter and a tapered part which is tapered from an upper end of the cylindrical part toward an opening-end part are formed above the shoulder part, and forming a screw-thread from the tapered part to the cylindrical part so as to form a starting part of the screw-thread at a middle part of the tapered part.Type: GrantFiled: March 27, 2012Date of Patent: October 6, 2015Assignee: Universal Can CorporationInventor: Masahiro Hosoi
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Patent number: 9057708Abstract: Inspection equipment for mouth section of bottle-can, including: a rotating device which holds and rotates the bottle-can around a can-axis; a first illumination device which irradiates a first illumination light toward the curl portion in an imaging area; a second illumination device which irradiates a second illumination light having a different light color from that of the first illumination light toward the curl portion from an opposite side to the first illumination light with the imaging area therebetween; a third illumination device which irradiates a third illumination light having a different light color along an intersecting direction with the first and second illumination lights; an imaging device which is disposed toward the imaging area and obtains an inspection image including reflected lights at the curl portion; and an asperity-recognition device which detects an edge position of the curl portion based on the reflected light of the third illumination light.Type: GrantFiled: June 4, 2012Date of Patent: June 16, 2015Assignees: Kurashiki Boseki Kabushiki Kaisha, Universal Can CorporationInventors: Akio Kurosawa, Tadayuki Sota
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Patent number: 8786865Abstract: Provided is an asperity detection device for a can which does not need an additional conveyance device for inspection, reduces increased inspection costs, and allows for quick detection of defective merchandise while conveying the can.Type: GrantFiled: December 16, 2010Date of Patent: July 22, 2014Assignee: Universal Can CorporationInventor: Tadafumi Hirano