JPH02296659A - 食品等の製品の包装体成形方法 - Google Patents

食品等の製品の包装体成形方法

Info

Publication number
JPH02296659A
JPH02296659A JP2021926A JP2192690A JPH02296659A JP H02296659 A JPH02296659 A JP H02296659A JP 2021926 A JP2021926 A JP 2021926A JP 2192690 A JP2192690 A JP 2192690A JP H02296659 A JPH02296659 A JP H02296659A
Authority
JP
Japan
Prior art keywords
body member
side wall
package
product
substrate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2021926A
Other languages
English (en)
Other versions
JP2813401B2 (ja
Inventor
Paul E Grindrod
ポール・イー・グリンドロッド
Gerald O Hustad
ジェラルド・オー・ハスタッド
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oscar Mayer Foods Corp
Original Assignee
Oscar Mayer Foods Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Oscar Mayer Foods Corp filed Critical Oscar Mayer Foods Corp
Publication of JPH02296659A publication Critical patent/JPH02296659A/ja
Application granted granted Critical
Publication of JP2813401B2 publication Critical patent/JP2813401B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
    • B29C65/565—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits involving interference fits, e.g. force-fits or press-fits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
    • B29C65/58—Snap connection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
    • B29C66/131—Single flanged joints, i.e. one of the parts to be joined being rigid and flanged in the joint area
    • B29C66/1312—Single flange to flange joints, the parts to be joined being rigid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/21—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being formed by a single dot or dash or by several dots or dashes, i.e. spot joining or spot welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
    • B29C66/542—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles joining hollow covers or hollow bottoms to open ends of container bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
    • B29C66/545—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles one hollow-preform being placed inside the other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/914—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux
    • B29C66/9141—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the temperature
    • B29C66/91411—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the temperature of the parts to be joined, e.g. the joining process taking the temperature of the parts to be joined into account
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/919—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux characterised by specific temperature, heat or thermal flux values or ranges
    • B29C66/9192—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux characterised by specific temperature, heat or thermal flux values or ranges in explicit relation to another variable, e.g. temperature diagrams
    • B29C66/91921—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux characterised by specific temperature, heat or thermal flux values or ranges in explicit relation to another variable, e.g. temperature diagrams in explicit relation to another temperature, e.g. to the softening temperature or softening point, to the thermal degradation temperature or to the ambient temperature
    • B29C66/91931—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux characterised by specific temperature, heat or thermal flux values or ranges in explicit relation to another variable, e.g. temperature diagrams in explicit relation to another temperature, e.g. to the softening temperature or softening point, to the thermal degradation temperature or to the ambient temperature in explicit relation to the fusion temperature or melting point of the material of one of the parts to be joined
    • B29C66/91935—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux characterised by specific temperature, heat or thermal flux values or ranges in explicit relation to another variable, e.g. temperature diagrams in explicit relation to another temperature, e.g. to the softening temperature or softening point, to the thermal degradation temperature or to the ambient temperature in explicit relation to the fusion temperature or melting point of the material of one of the parts to be joined lower than said fusion temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/919—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux characterised by specific temperature, heat or thermal flux values or ranges
    • B29C66/9192—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux characterised by specific temperature, heat or thermal flux values or ranges in explicit relation to another variable, e.g. temperature diagrams
    • B29C66/91921—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux characterised by specific temperature, heat or thermal flux values or ranges in explicit relation to another variable, e.g. temperature diagrams in explicit relation to another temperature, e.g. to the softening temperature or softening point, to the thermal degradation temperature or to the ambient temperature
    • B29C66/91941—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux characterised by specific temperature, heat or thermal flux values or ranges in explicit relation to another variable, e.g. temperature diagrams in explicit relation to another temperature, e.g. to the softening temperature or softening point, to the thermal degradation temperature or to the ambient temperature in explicit relation to Tg, i.e. the glass transition temperature, of the material of one of the parts to be joined
    • B29C66/91943—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux characterised by specific temperature, heat or thermal flux values or ranges in explicit relation to another variable, e.g. temperature diagrams in explicit relation to another temperature, e.g. to the softening temperature or softening point, to the thermal degradation temperature or to the ambient temperature in explicit relation to Tg, i.e. the glass transition temperature, of the material of one of the parts to be joined higher than said glass transition temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D43/00—Lids or covers for rigid or semi-rigid containers
    • B65D43/02—Removable lids or covers
    • B65D43/0202—Removable lids or covers without integral tamper element
    • B65D43/0204—Removable lids or covers without integral tamper element secured by snapping over beads or projections
    • B65D43/021—Removable lids or covers without integral tamper element secured by snapping over beads or projections only on the inside, or a part turned to the inside, of the mouth
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D43/00—Lids or covers for rigid or semi-rigid containers
    • B65D43/02—Removable lids or covers
    • B65D43/0202—Removable lids or covers without integral tamper element
    • B65D43/0204—Removable lids or covers without integral tamper element secured by snapping over beads or projections
    • B65D43/0212—Removable lids or covers without integral tamper element secured by snapping over beads or projections only on the outside, or a part turned to the outside, of the mouth
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D43/00—Lids or covers for rigid or semi-rigid containers
    • B65D43/14—Non-removable lids or covers
    • B65D43/16—Non-removable lids or covers hinged for upward or downward movement
    • B65D43/163—Non-removable lids or covers hinged for upward or downward movement the container and the lid being made separately
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/28—Articles or materials wholly enclosed in composite wrappers, i.e. wrappers formed by associating or interconnecting two or more sheets or blanks
    • B65D75/30—Articles or materials enclosed between two opposed sheets or blanks having their margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding
    • B65D75/32—Articles or materials enclosed between two opposed sheets or blanks having their margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding one or both sheets or blanks being recessed to accommodate contents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/28—Articles or materials wholly enclosed in composite wrappers, i.e. wrappers formed by associating or interconnecting two or more sheets or blanks
    • B65D75/30—Articles or materials enclosed between two opposed sheets or blanks having their margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding
    • B65D75/32—Articles or materials enclosed between two opposed sheets or blanks having their margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding one or both sheets or blanks being recessed to accommodate contents
    • B65D75/321—Both sheets being recessed
    • B65D75/322—Both sheets being recessed and forming one compartment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/28—Articles or materials wholly enclosed in composite wrappers, i.e. wrappers formed by associating or interconnecting two or more sheets or blanks
    • B65D75/30—Articles or materials enclosed between two opposed sheets or blanks having their margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding
    • B65D75/32—Articles or materials enclosed between two opposed sheets or blanks having their margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding one or both sheets or blanks being recessed to accommodate contents
    • B65D75/36—Articles or materials enclosed between two opposed sheets or blanks having their margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding one or both sheets or blanks being recessed to accommodate contents one sheet or blank being recessed and the other formed of relatively stiff flat sheet material, e.g. blister packages, the recess or recesses being preformed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/731—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the intensive physical properties of the material of the parts to be joined
    • B29C66/7311—Thermal properties
    • B29C66/73117—Tg, i.e. glass transition temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00018—Overall construction of the lid
    • B65D2543/00064—Shape of the outer periphery
    • B65D2543/00074—Shape of the outer periphery curved
    • B65D2543/00092—Shape of the outer periphery curved circular
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00018—Overall construction of the lid
    • B65D2543/00259—Materials used
    • B65D2543/00296—Plastic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00342—Central part of the lid
    • B65D2543/00351—Dome-like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00425—Lids or covers welded or adhered to the container
    • B—PERFORMING OPERATIONS; TRANSPORTING
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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【発明の詳細な説明】 （産業上の利用分野） 本発明は、基体と、本体部材と、基体をカバーへ密閉封
止するための剥離可能な封止装置と、包装体が開かれた
後に包装体を再閉鎖するため及び包装体が再閉鎖された
時に可聴のスナップを備えるために基体及びカバーに形
成されたスナップ鎖錠手段とを有する食品包装体に関す
る。
（従来の技術及び発明が解決しようとする課題）食品包
装体は過去に説明されている。例えば、米国特許第３，
４９８．０１８号では、食品が本体及び頂部材を有する
包装体の内側で封止される食品包装体が説明されている
０食品は真空下で機械的圧力によって成形され、それに
より食品を包装体へ成形し、且つ密閉封止される。これ
らの形式の包装体及び成形方法は米国特許第４，４１１
，１２２号、同第４．５７７．７５７号及び同第４，６
８８．３６９号で更に説明されている。これらの特許を
改善する試みは米国特許第４，４９８．５８８号及び同
第４，４９８，５８９号で更に説明されている８種々の
改良が例えば特許第４．４９８，５８８号で説明されて
おり、隆起部３４、溝３６、及び第３図はかみあい保合
を生ずる試みで説明されている。しかしながら、これら
の要素は包装体の再閉鎖で適当な可聴のスナップを作る
ことについて満足であると立証されていない、スナップ
動作を包装体に組入れる他の手段は米国特許第３，６７
２．５３６号及び同第３．７３４．２７６号で説明され
ている。しかしながら、これら２つの特許は包装された
食品が真空及び機械的圧力で包装体へ成形される包装体
を説明していないと言える。このため、容品に掻作する
ことができ、且つ特に食品が容器と一致するように押込
められた包装体で包装体が再閉鎖されたことを消費者に
知らせる可聴音を生じるように確実に再閉鎖する包装体
の要求が当業界にある。
（課題を解決するための手段） 本発明は周囲フランジと、側壁と、突出したパネル部分
とを有する基体を有する食品包装体に関する。また、周
囲フランジと、側壁と頂部パネルとを有する本体部材が
設けられる。該本体部材は食品が圧縮され得るように前
記基体側壁が前記本体部材側壁と包装体の入れ子式配置
で係合する時に食品製品を受入れる空所を形成するよう
に基体と協働する。適当な包装される食品はスライスさ
れた軽食用食肉及びチーズを含むがそれらに制限されな
い、また、本体部材フランジを基体フランジに密封封止
するための剥離可能な封止手段が設けられる。スナップ
鎖錠手段は基体が本体部材と係合する時に可聴のスナッ
プ鎖錠動作を生じるように基体側壁中及び本体部材側壁
中に主として又は全体として二次成形される。
（実施例） 米国特許第３，４９８，０１８号、同第４，４１１，１
２２号、同第４，５７７．７５７号及び同第４，６８８
，３６９号は参考としてここに組入れられる。これらの
特許は、変形可能であり且つ基体（１２）の突出したパ
ネル（１０）部分の直立した塊体の形で配置された予め
決定された量の製品によって特徴とされる図面に示した
ような真空にされ密閉封止された包装体を作る方法を説
明している。基体は側壁（１３）と、本体部材（１８）
の対応する周囲フランジ（１Ｇ）へ密閉封止された周囲
フランジ（１４）よを有する。好ましくは、本体部材は
半開固にされ予成形されたプラスチックで作られる０本
体部材は製品の上方端と係合する頂部パネル（２０）と
、該製品の側壁と係合する垂下する側壁（２２）とを有
する。包装体のいずれかの端において基体（１２）を本
体フランジ（１６）に取付けることによってヒンジが備
えられ得る。膠パターンの接着剤（２８）が包装体の周
囲に塗布され且つ密閉した剥離封止を形成する。剥離封
止は非類似の材料を用いるなどの他の手段によって形成
されることができる０本体部材側壁の底部縁は前記突出
したパネル部分の周囲縁において基体の部分と入れ子式
関係にある。包装体を満たすために、本体部材は倒立し
た位置で配置され、且つ包装体が完成された時に本体部
材を実質的に満たすに充分な四の製品が前記本体部材中
に配置される。基体は本体部材の口部に配置され、それ
により製品パネルは本体部材中へ入れ子穴に配置し且つ
製品と係合する。基体のフランジ緑は本体部材の対応す
る縁の上にかぶさる。１ａ械的圧力が突出したパネル部
分の外側表面の上で内方へ加えられる０本体側壁の底部
縁によって画成された領域は製品を基体及び本体部材の
内部表面と密接状態に押込むに充分であり、製品を内部
表面の形状と一致するように造形し且つ組立体を真空に
し且つ包装体を密閉手段によって封止する間に包装体及
び製品の間で利用し得る空間を実質的に完全に満たす。
本発明によれば、ラグ（２４）、リング又は包装体の他
の摩擦干渉形式の幾何形状が、包装体が熱成形された後
に主として又は全体として適当な造形された装置によっ
て固相で成形される。二次成形するラグはスナップ形式
の可聴の開封及び再閉鎖を提供する。資本投資及び材料
使用量の両方を増す複雑な割ダイに顧らずに物品をダイ
がら容易に取出すことができないので、充分な深さの鋭
く画成され又は関節連結された充分な深さのラグ又はリ
ングが複合グイで作られることができない故に、二次成
形はそれだけで又は熟成形と共に重要である。更に、プ
ラスチックの融点範囲よりも低く且つガラス転移温度よ
りも高い温度で二次成形することは、包装体が開封され
且つ再閉鎖される時に可聴のスナップを最大にするため
に必要とされる鋭く画成された縁及び隅を有する深く充
分なラグを作るために重要である。
二次成形はそれだけで又は熱成形と共に開封及び再閉鎖
中に鋭いスナップを作るに適当な干渉装置を生ずるため
に冷間成形又は熟成形よりも好ましいと信しられる。ラ
グ又は干渉装置は食品を収容する封止された包装体の２
つの半体を二次成形することによって又は熱成形後で封
止の前に包装体部分の一方又は両方を二次成形すること
によって作られ得る。
包装体の２つの半休は例えば剛性のあるプラスチックの
ようなバレックス（Ｂａｒｅｘ）で作られることができ
る。もし完成された包装体が二次成形されるならば、バ
レックス組成物を非封止材料で被覆して二次成形中に２
つの包装体半休の融合を防止することは好ましい、また
、包装体は２つの異なる好ましくは剛性のあるプラスチ
ックのようなバレックスとＰＶＣとで作られることがで
きる。
非封止被覆は非類似の材料については必要とされない。
熟成形された本体及び基体からなる典型的なプラスチッ
クの食肉（食品）包装体に、ラグが２つの包装体半部の
それぞれに熱成形されてスナップ形式の囲い体を形成す
る。大量の熱成形では、これらラグの鋭さ及び深さは最
小限にされ、それにより熱成形された部品は熱成形型か
ら容易に押出されることができる。明確なアンダーカッ
ト付の鋭く成形されたラグは割ダイを作らなければ複合
部分型から離型されることができない０割ダイは複合ユ
ニットとして非実用的に複雑で高価になる。
同様に、材料費はより大きい空間が多色装体の間での離
型機構のために設けられるので許容し得ない程高くなる
。
プラスチックの融解範囲より低い高められた温度で固相
成形する方法は、熟成形だけ及び冷開成形の両方に固を
の問題を迂回する。プラスチックの融解範囲以下で関節
連結成形を許すためにラグ領域を局部加熱する方法はラ
グに隣接するプラスチックを寸法的に安定なままにし且
つ暖かい機械的ラグ成形加工を支える。
更に、包装体に適当な最も剛性のあるプラスチックの使
用はラグのスナップ作用を増大させる。
バレッタスーバレッタスの組合せは最良のスナップ作用
を従供すると思われる。
加えて、完成された包装体での被覆されたバレックス雄
型及び雌型ラグの同時固相成形は雄型及び雌型ラグの間
に殆ど完全な嵌合を生ずる。この正確な嵌合はスナップ
作用を改善する。
固相成形の使用はプラスチックを過大に厚くすることな
く正確に合致する雄型及び雌型ラグの成形を可能にする
。ラグの組合う表面の一方に封止妨害剤を用いることは
最も剛性のある適当な材料で両方共に作られる雄型及び
雌型ラグの同時成形を可能にする０代替的に、充分な剛
性の非類似の材料が粘着せずに同時に成形され得る。
ガラス転移温度で又はそれより僅かに高い温度で固相成
形することは冷開成形又は熱成形だけの問題を排除する
と信じられる０例えば、バレッタスのガラス転移温度は
９５°Ｃ（２０３°　Ｆ）であり、１３５°Ｃ（２７５
”　Ｆ）の融点を有する。温度がガラス転移温度に近づ
くにつれて、分子間の力は減少し、成形中にプラスチッ
クの制限された内部移動を許す、この制限された可塑性
はバレックスの場合に約９３℃（２００°　Ｆ）で加熱
されたアルミニウムのシューに対して鋭い画成をもった
幾何形状の成形を可能にすると信じられる。
例えば雄型ラグの深さを増大した鋭い幾何形状は開封及
び再閉鎖時によりよい可聴性を生ずることは更に信じら
れる。ラグ、又はラグとリングの系のスナップは開封及
び再閉鎖中に締まり嵌めの結果であり、そこで包装体組
成物がゆがめられ、緊張され且つ次に緩和された時にエ
ネルギを蓄え且つ解放する。
緊張後の緩和の割合はエネルギの流れを決定し、実際に
音響エネルギの出力に一部変換される力の解放を決定す
る。このようにして、固相成形によって可能にされた鋭
く画成されたラグ又はラグ／リング系は音響エネルギへ
の変換に利用し得る瞬間的力の高まりを増大させる。
固相成形は、より多くの力が音響エネルギへのより多く
の変換によってより短い時間中に解放されるので消費者
への可聴の開封／再閉鎖の通報をより良くする。
本発明は、図面に示すように、基体の垂直表面の周りに
形成されたラグ、又はラグとリング、又はリングと、本
体の垂直壁の相手側のラグとのかみあいによってはたら
く。
これらのラグは個数を３から２４まで変更することがで
き且つラグは断続的又は連続的なビードであることがで
きる。ラグは、約９．５ｍ５（３／８ン）幅×１．６−
−（１／１６Ｊ’）厚さのアルミニウムのシューをバレ
ックスについては８２．２°Ｃ（１８０”Ｆ）及び１０
４．４°Ｃ（２２０°　Ｆ）の間の温度で本体の壁中へ
約１．６１〜３．２ｍｍ（１／１６〜ｘ／ｓＪ’）挿入
することによって、満たされた完全に封止された包装体
に成形される。この加熱されたアルミニウムのシューは
バブルのフランジ領域に隣接してバブルの壁にラグを固
相成形する。
ラグはバブルの壁から垂直な基体壁中へ突出して雄型ラ
グの正確な雌型複製を作る。
同様に、ラグは基体の垂直壁から外方へ本体の壁中へ成
形されて内方への代わりに外方へ突出するラグを成形す
る。
本体の内方表面又は基体の垂直壁の外方の組合う表面の
いずれかは、もし同様な材料が使用されるならば、バブ
ルと基体との間の封止を妨げる物質で被覆されることは
好ましい、これらの被覆はそれぞれサラン被覆及びポリ
エステル被覆である。
同様に、ニトロセルロース又はセルロースブチレート被
覆が使用されることができる。加えて、シリコーン離型
被覆が適用されることができるが、シリコーンは以後の
接着剤封止を妨げるので、隣接する表面の汚染を防止す
る注意をしなければならない。
【図面の簡単な説明】
第１図は本発明の包装体の底面図であり、第２図は本発
明の包装体の側面図であり、第３図は本発明の包装体の
分断図である。 ０・・・突出したパネル、 ２・・・基体、 ３．２２・・・側壁、 ４．１６・・・周囲フランジ、 ８・・・本体部材、 ０・・・頂部パネル、 ４・・・ラグ、 ８・・・接着剤。 手 続 補 正 書（賦 平成２年特許願第２１９２６号 ２、発明の名称 食品包装体 ３゜ 補正をする者 事件との関係　　　特許出願人 住所 名　称　　オスカー・メイヤー・フツヅ・コーポレーシ
ョン新大手町ビル ２０６区

Claims (1)

  1. 【特許請求の範囲】 １、（イ）周囲フランジと、側壁と、突出したパネル部
    分とを有する基体と、 （ロ）周囲フランジを有する本体部材であって、該本体
    部材が基体と協働して食品製品を受入れる空所を形成し
    、該本体部材が前記基体側壁と入れ子式配置で係合して
    食品製品の圧縮を許す側壁を有し且つ該本体部材が頂部
    パネルを有する本体部材と、 （ハ）食品製品が空所中へ満たされた後に基体の周囲フ
    ランジを本体部材の周囲フランジに密閉封止する剥離可
    能な封止手段と、 （ニ）基体及び本体部材中で剥離可能な封止手段内に収
    められて基体を本体部材にスナップ鎖錠する鎖錠手段で
    あって、該鎖錠手段が基体及び本体部材の側壁に配置さ
    れ且つ融点範囲より低いがガラス転移温度より高い温度
    で二次成形されて摩擦締まり嵌めを生ずる鎖錠手段と、 を具備する食品包装体。 ２、予め決定された量の製品が変形可能であり且つ半剛
    固な基体の突出したパネル部分上に直立した塊体の形で
    配置され、該基体が半剛固な予成形されたプラスチック
    の本体部材の対応するフランジ縁に封止された周方向に
    延びるフランジ縁を有し、前記本体部材が前記製品の上
    方端と係合する頂部パネルと、前記製品の側壁と係合す
    る垂下する側壁とを有し、前記頂部パネルがヒンジ形成
    部分によって前記側壁へ結合され、且つ前記本体側壁の
    底部縁が前記突出したパネル部分の周囲縁において前記
    基体の部分と入れ子式関係にあることを特徴とする真空
    にされ密閉封止された包装体を成形する方法であって、
    該方法が、前記予成形された本体部材をそのフランジ付
    録を剛固な上方に開く中空な形の縁部分上に封止させて
    倒立した位置で支持することと、包装体が完成された時
    に前記本体部材を実質的に満たすに充分な量の前記製品
    を前記本体部材中に配置することと、前記製品係合パネ
    ルが前記本体部材と入れ子式動作をし且つ前記製品と係
    合するように配置され且つ前記基体のフランジ付縁が前
    記本体部材の対応する縁にかぶさるように前記基体を前
    記本体部材の口部の上に配置することと、前記製品を前
    記基体及び本体部材の内部表面と密接状態に押込んで前
    記製品を前記内部表面の形状と一致させ且つ前記内部表
    面の間で利用し得る空間を製品で実質的に完全に満たす
    ように造形するに充分な機械的圧力を前記突出したパネ
    ル部分の外側表面から内方へ且つ前記本体側壁の底部縁
    によって画成された領域内へ加えると同時に組立体を真
    空にし且つ包装体を密閉封止することからなり、包装体
    が基体及び本体部材の側壁中に収められて基体を本体部
    材へスナップ鎖錠する鎖錠手段を更に含み、該鎖錠手段
    が摩擦締まり嵌めを形成し且つ融点範囲より低いがガラ
    ス転移温度より高い温度で二次成形される方法。
JP2192690A 1989-02-02 1990-01-31 食品等の製品の包装体成形方法 Expired - Lifetime JP2813401B2 (ja)

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US07/305,876 US4944134A (en) 1989-02-02 1989-02-02 Method of forming a reclosable package
US305876 1989-02-02

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JPH02296659A true JPH02296659A (ja) 1990-12-07
JP2813401B2 JP2813401B2 (ja) 1998-10-22

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EP (2) EP0579262B1 (ja)
JP (1) JP2813401B2 (ja)
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DE69031500D1 (de) 1997-10-30
ATE158556T1 (de) 1997-10-15
EP0385565A2 (en) 1990-09-05
CA2007329C (en) 1999-10-05
EP0385565A3 (en) 1990-11-28
US4944134A (en) 1990-07-31
EP0579262A1 (en) 1994-01-19
JP2813401B2 (ja) 1998-10-22
CA2007329A1 (en) 1990-08-02
EP0579262B1 (en) 1997-09-24

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