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Assignee: Daiwa Can Company


Location: Tokyo, JP
No. of patents: 37

NumberTitleIssue Date
8181814Can container
To ensure sealing ability of a resealable can container formed of a welded can body between a curled portion of container mouth and a resin sealing liner, without degrading productivity and easiness to open the closure. The can body 2 is prepared by ro...
05/22/2012
D654380Can
02/21/2012
D654379Can
02/21/2012
D653966Can
02/14/2012
D653965Can
02/14/2012
7942285Easily-openable can lid
An easy open can lid comprises an outer multilayered portion folded into three layers and enclosing the panel portion from outside of the score line, and an inner multilayered portion folded into three layers and enclosing the panel portion from inside of the score ...
05/17/2011
7891519Easy open can lid
An easy open can lid having: a panel portion, which is formed of an approximate disc shape, and in which a flange portion for fixing a can trunk is formed integrally on an outer circumference; a score line, which is formed near the periphery of the panel portion alo...
02/22/2011
7721578Opening curled portion of metal can and forming method thereof
A method for configuration of an outwardly curled portion formed on an opening portion of a metal can, in which both inner and outer faces of a metal sheet forming at least around the opening portion are covered with a resin film, in which the curled portion formed ...
05/25/2010
7628342Liquefied gas dispensing nozzle and liquefied gas dispensing apparatus
A liquefied gas dispensing nozzle having a cylinder with its axis in a vertical direction, and a plug to be inserted into the cylinder from above as its main elements. A plurality of slit portions for letting through the liquefied gas are formed in parallel in an ax...
12/08/2009
7581651Metal pilfer-proof cap
A metallic pilfer-proof cap, in which the skirt of a skirt portion of a cap can be so separated by a weakening portion having horizontal slits and bridges formed alternately in the circumferential direction of the cap that the skirt may be left in a ring shape as a ...
09/01/2009
7497350Opening curled part of metal container and method of forming the opening curled part
A configuration of an outwardly curled portion formed on an opening portion of a metal can, in which both inner and outer faces of a metal sheet forming at least around the opening portion are covered with a resin film, in which the curled portion formed above an in...
03/03/2009
7354234Method for manufacturing can body printed to shoulder portion
A can body manufacturing method, in which a bottomed cylindrical long cup is shaped from a metal material, in which a printed decoration is then applied to the outer face of a cylindrical trunk portion of the long cup, and in which one of the end sides of the long c...
04/08/2008
7191632Device and method for manufacturing resin coated metal seamless container shell
In forming a can body by processing a cup-shaped in-process material with a punch and a die, the die is not heated when the forming process is not carried out, and the die is heated when the forming process is carried out. Therefore, the temperature of the die is ad...
03/20/2007
D524160Can
07/04/2006
6857304Bottle-shaped can manufacturing method
A bottle-shaped can manufacturing method for forming a shoulder portion having a slope and a diametrically small cylindrical neck portion integrally by further working a bottom side of a bottomed cylindrical can which is formed thinner at its trunk wall than at its ...
02/22/2005
D492599Can
07/06/2004
D492601Aerosol can body
07/06/2004
D489987Aerosol can body
05/18/2004
D489988Aerosol can body
05/18/2004
6499329Production method for bottle type can and form-working tool
A bottle-shaped can manufacturing method for forming a shoulder portion having a slope and a diametrically small cylindrical neck portion integrally by further working a bottom side of a bottomed cylindrical can which is formed thinner at its trunk wall t...
12/31/2002
6463776Method of manufacturing bottle type can
The invention is a bottle-shaped can manufacturing method of shaping a neck portion, a shoulder portion and a body portion integrally. The method comprises: a step of shaping a covered metallic sheet, as prepared by forming thermoplastic resin covering fi...
10/15/2002
5913434Retortable container
The present invention provides a retortable container which has an engagement ridge (19), of an outer diameter D1 smaller than an inner diameter D2 of a thread of a cap (20), formed on the outer circumference of the neck (13) near th...
06/22/1999
5902086Process for manufacturing a deformed metal can having a reshaped can body wall
A process for manufacturing a cylindrical metal can having, on its side walls, projected portions and recessed portions. The projected portions are formed by forcing the side walls radially outwardly, and the recessed portions are formed by urging unproje...
05/11/1999
5861547Apparatus for and method of testing leakage of hollow member
A leakage testing apparatus for testing whether or not a hollow member of a hollow shape has a leakage, comprising: a hold mechanism for holding the hollow member such that the inside and the outside are isolated gas-tight from each other; an injection me...
01/19/1999
5820954Steel strip for three-piece can body, production process thereof and resistance seam welded three-piece can body
A coiled steel strip for the manufacture of a three-piece can body having, on one surface corresponding to the outer surface of the can body, a multiple-layer organic film including a thermoplastic resin layer and a layer of inks arranged on said thermopl...
10/13/1998
5597436Process for producing a print laminated steel strip used for the manufacture of a three-piece can body
A process for producing a laminated steel strip for the manufacture of a three-piece can body comprises providing a roll of printed thermoplastic resin film having a plurality of stripes of printed portions carrying a layer of inks representing repetitive...
01/28/1997
5443569Foam dispensing pump container
A foam dispensing pump container, for dispensing foam by mixing air pumped from an air cylinder by an air piston having suction holes in its upper wall and a foamable liquid pumped from a liquid cylinder by a liquid piston having an annular projection on ...
08/22/1995
5356481Method of DI can surface treatment
Inverted DI cans are fed by a conveyer having partitions in a plurality of rows such that they are spaced apart in each row, and treatment liquid is sprayed against the travelling cans from above and below the center of each row. The liquid is sprayed fro...
10/18/1994
5335682Apparatus for di can surface treatment
Inverted DI cans are fed by a conveyer having partitions in a plurality of rows such that they are spaced apart in each row, and treatment liquid is sprayed against the travelling cans from above and below the center of each row. The liquid is sprayed fro...
08/09/1994
5332769Electron radiation curing type adhesive and polyester film laminated metal plate thereof
An electron radiation curing type adhesive which is excellent for adhesion between a polyester film and a metal material, and which is excellent in retort resistance or the like where the adhesive is used for food cans. There is also disclosed a metal pla...
07/26/1994
5301534Multiple lane ironing and doming apparatus
A multiple lane ironing and doming apparatus for ironing and doming cup-shaped blanks into can bodies by pushing them through ironing dies by reciprocations of punches. The apparatus comprises: a plurality of punches vertically held and retained at their ...
04/12/1994
5271164Method and apparatus for drying containers
A drying arrangement includes transport device which uses suction or magnetism to produce an attractive force via which containers can be picked up by their bottom wall after they have come out of a washing station, and carried with an open end thereof or...
12/21/1993
5265715Conveyor belt for conveying can bodies in can body washing and surface treatment equipment
A belt includes a plurality of rows of endless chains and can body conveying sections each defined between adjacent ones of the chains. Each of the endless chains are formed includes a plurality of U-shaped unit members each having a bottom fitted in an o...
11/30/1993
5157964Method and apparatus for judging crushes of can body
A double seamer; included a chuck and a lifter plate vertically aligned with each other. Seaming rolls are set near the chuck. When a can body wall with a lid is clamped between said chuck and lifter plate, the spring pressure of a resilient member suppor...
10/27/1992
5088870Method for forming a two chambered can
A method for forming a two chambered can having a first chamber in a seamless hollow can cylinder with a closed end portion formed by deep drawing a thin aluminium sheet a second chamber defined in a recess which is formed by inversely rolling a part of t...
02/18/1992
5010814Method of non-overlap halftone-dot printing of colored original on cylindrical container outer surface
A method of non-overlap halftone-dot printing of a colored original on the outer surface of a cylindrical container is done by dry off-set printing. A colored original is color-separated into three primary colors, i.e., cyan, magenta and yellow, change-to...
04/30/1991
4417435Apparatus for automatically packing end closures for cans in paper bags
End closures for cans fed horizontally at given intervals at a high speed are shifted in direction, one after another, to be substantially perpendicular to a support passage extending substantially horizontally, received separately by the passage rapidly ...
11/29/1983
 
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