JP5404517B2 - 容器及びその製造方法 - Google Patents
容器及びその製造方法 Download PDFInfo
- Publication number
- JP5404517B2 JP5404517B2 JP2010100145A JP2010100145A JP5404517B2 JP 5404517 B2 JP5404517 B2 JP 5404517B2 JP 2010100145 A JP2010100145 A JP 2010100145A JP 2010100145 A JP2010100145 A JP 2010100145A JP 5404517 B2 JP5404517 B2 JP 5404517B2
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- region
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Classifications
-
- 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
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/34—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs or other articles intended to be cooked or heated within the package
- B65D81/3446—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs or other articles intended to be cooked or heated within the package specially adapted to be heated by microwaves
- B65D81/3453—Rigid containers, e.g. trays, bottles, boxes, cups
-
- 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
- B65D1/00—Containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material, by deep-drawing operations performed on sheet material
- B65D1/22—Boxes or like containers with side walls of substantial depth for enclosing contents
- B65D1/26—Thin-walled containers, e.g. formed by deep-drawing operations
-
- 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
- B65D2581/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D2581/34—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs or other articles intended to be cooked or heated within
- B65D2581/3437—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs or other articles intended to be cooked or heated within specially adapted to be heated by microwaves
- B65D2581/3471—Microwave reactive substances present in the packaging material
- B65D2581/3472—Aluminium or compounds thereof
-
- 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
- B65D2581/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D2581/34—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs or other articles intended to be cooked or heated within
- B65D2581/3437—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs or other articles intended to be cooked or heated within specially adapted to be heated by microwaves
- B65D2581/3471—Microwave reactive substances present in the packaging material
- B65D2581/3477—Iron or compounds thereof
- B65D2581/3478—Stainless steel
-
- 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
- B65D2581/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D2581/34—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs or other articles intended to be cooked or heated within
- B65D2581/3437—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs or other articles intended to be cooked or heated within specially adapted to be heated by microwaves
- B65D2581/3471—Microwave reactive substances present in the packaging material
- B65D2581/3479—Other metallic compounds, e.g. silver, gold, copper, nickel
-
- 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
- B65D2581/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D2581/34—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs or other articles intended to be cooked or heated within
- B65D2581/3437—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs or other articles intended to be cooked or heated within specially adapted to be heated by microwaves
- B65D2581/3486—Dielectric characteristics of microwave reactive packaging
- B65D2581/3494—Microwave susceptor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Food Science & Technology (AREA)
- Ceramic Engineering (AREA)
- Package Specialized In Special Use (AREA)
- Containers Having Bodies Formed In One Piece (AREA)
- Details Of Rigid Or Semi-Rigid Containers (AREA)
- Cookers (AREA)
Description
側壁部3は、底部2の周縁で立ち上げられて底部2を囲むように底部2と一体に形成されており、底部2を囲繞する所定の高さの周壁をなしている。これにより、卵などの固形性を有さない非固形状あるいは半固形状の食材(流動性を有する食材)やチーズやバターなどの加熱により流動性を得る食材を加熱容器1内に収容した場合でも、食材が加熱容器1からこぼれないようになっている。
まず、プレス加工機の雄型と雌型との間に複数枚の発熱シート8を重ねて配置する。このとき、例えば、50枚の発熱シート8が重ねて配置される。
本実施形態では、側壁部3は、底部2の直線状部分2aで立ち上がる直線領域3aが円弧状部分2bで立ち上がる円弧領域3bよりも、底部2から離れた位置から波板形状に形成されている。これにより、加熱容器1は、直線領域3aの剛性を波板形状の部分により向上させるとともに、直線領域3aの波板形状でない部分によりプレス加工時等に引張応力が生じ難くすることができる。このため、加熱容器1は、発熱シート8を折り曲げて形成されるとともに、底部に直線状部分2aを有する容器であっても、プレス加工時等に破れ難く、かつ、使用時に歪み難い。また、加熱容器1は、プレス加工時に破れ難いため、多量の枚数の発熱シート8を重ね、まとめてプレス加工することができ、加熱容器1の生産性を向上させることができる。
2 底部
2a 直線状部分
2b 円弧状部分
3 側壁部
3a 直線領域
3b 円弧領域
4 導電性物質層
5 紙シート
8 発熱シート(シート材)
30a 山部
30b 山部
31a 谷部
31b 谷部
Claims (10)
- シート材を折り曲げて形成される容器において、
直線状部分と円弧状部分とで周縁が形成された底部と、
前記シート材を前記底部の前記周縁で立ち上げて前記底部を囲むように形成されるとともに、外側に向かって突出する山部と内側に向かって凹む谷部とが前記周縁に沿って交互に繰り返す波板形状に形成された側壁部とを備え、
前記側壁部は、前記直線状部分で立ち上がる直線領域が前記円弧状部分で立ち上がる円弧領域よりも、前記底部から離れた位置から前記波板形状に形成されたことを特徴とする容器。 - 請求項1に記載の容器において、
前記側壁部の前記円弧領域は、前記底部と隣接する一端から他端にかけて前記波板形状に形成されたことを特徴とする容器。 - 請求項1または2に記載の容器において、
前記側壁部の前記直線領域は、前記円弧領域よりも前記山部の配列ピッチが広いことを特徴とする容器。 - 請求項1乃至3のいずれか一項に記載の容器において、
前記側壁部の前記直線領域は、前記底部と隣接する一端と前記波板形状に形成された領域との間の距離が、前記直線領域の前記一端と他端との距離の1/10〜4/5であることを特徴とする容器。 - 請求項1乃至4のいずれか一項に記載の容器において、
前記側壁部の前記直線領域は、前記側壁部の一端と前記波板形状に形成された領域との間が略平板形状に形成されたことを特徴とする容器。 - 請求項1乃至5のいずれか一項に記載の容器において、
前記シート材は、紙からなることを特徴とする容器。 - 請求項6に記載の容器において、
前記シート材は、坪量が20g/m2〜120g/m2の薄紙からなることを特徴とする容器。 - 請求項1乃至7のいずれか一項に記載の容器において、
前記円弧領域の前記山部の配列ピッチは、4個/10cm〜20個/10cmであることを特徴とする容器。 - 請求項1乃至8のいずれか一項に記載の容器において、
前記底部及び前記側壁部は、マイクロ波の照射を受けて発熱する導電性物質層が内面に設けられたことを特徴とする容器。 - シート材を折り曲げて形成される容器の製造方法において、
プレス加工機の雄型と雌型との間に前記シート材を配置する配置工程と、
直線状部分と円弧状部分とで周縁が形成された底部と、前記シート材を前記底部の前記周縁で立ち上げて前記底部を囲むように形成されるとともに、外側に向かって突出する山部と内側に向かって凹む谷部とが前記周縁に沿って交互に繰り返す波板形状に形成され、前記直線状部分で立ち上がる直線領域が前記円弧状部分で立ち上がる円弧領域よりも、前記底部から離れた位置から前記波板形状に形成された側壁部とを、前記雄型及び前記雌型で前記シート材を挟んでプレス成形するプレス工程とを備えたことを特徴とする容器の製造方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010100145A JP5404517B2 (ja) | 2010-04-23 | 2010-04-23 | 容器及びその製造方法 |
PCT/JP2011/059837 WO2011132738A1 (ja) | 2010-04-23 | 2011-04-21 | 容器及びその製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010100145A JP5404517B2 (ja) | 2010-04-23 | 2010-04-23 | 容器及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011230776A JP2011230776A (ja) | 2011-11-17 |
JP5404517B2 true JP5404517B2 (ja) | 2014-02-05 |
Family
ID=44834254
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010100145A Expired - Fee Related JP5404517B2 (ja) | 2010-04-23 | 2010-04-23 | 容器及びその製造方法 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP5404517B2 (ja) |
WO (1) | WO2011132738A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6189095B2 (ja) * | 2013-06-07 | 2017-08-30 | 東洋アルミエコープロダクツ株式会社 | 食品用容器 |
KR102647174B1 (ko) * | 2021-12-14 | 2024-03-14 | 김정희 | 종이재질의 음식물 용기 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5130504B1 (ja) * | 1970-01-14 | 1976-09-01 | ||
JP2003137256A (ja) * | 2001-10-31 | 2003-05-14 | Hirano Shiki:Kk | 菓子用容器 |
-
2010
- 2010-04-23 JP JP2010100145A patent/JP5404517B2/ja not_active Expired - Fee Related
-
2011
- 2011-04-21 WO PCT/JP2011/059837 patent/WO2011132738A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
JP2011230776A (ja) | 2011-11-17 |
WO2011132738A1 (ja) | 2011-10-27 |
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