PACKAGING MEANS CAPABLE OF KEEPING FRESHNESS

• Main Authors: UMEDA TOSHIYA, NUMAZAWA HARUNA, IWAKI TADAO
• Format: Patent
• Language: English; Japanese
• Published: 28.12.2017
• Subjects: ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; CONVEYING; FOODS OR FOODSTUFFS; HANDLING THIN OR FILAMENTARY MATERIAL; HUMAN NECESSITIES; PACKAGES; PACKAGING ELEMENTS; PACKING; PERFORMING OPERATIONS; PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT,VEGETABLES, EDIBLE SEEDS; STORING; THE PRESERVED, RIPENED, OR CANNED PRODUCTS; THEIR TREATMENT, NOT COVERED BY OTHER CLASSES; TRANSPORTING

PROBLEM TO BE SOLVED: To provide packaging means used for storing fresh articles which is suitable for suppressing proliferation of bacteria of the fresh articles placed therein, has such a structure suitable to heat insulate the inside, and simultaneously has such a structure as to be light-weight and inexpensive.SOLUTION: Packaging means includes an outer barrier bag made of a resin, an inner barrier bag made of a resin for storing fresh articles therein, and a heat insulating spacer having a gap between the inner barrier bag and the outer barrier bag, where fasteners for air tightly closing inside are formed in the outer barrier bag and the inner barrier bag, the outer barrier bag made of the resin has a metal layer having high reflectance formed on at least a surface side, the outer barrier bag has a non-return valve, and the non-return valve has actions of opened in a direction at which gas inside of the outer barrier bag goes outside, and of closed in a direction at which the gas goes inside of the outer barrier bag.SELECTED DRAWING: Figure 1 【課題】生鮮物の保存に用いられている梱包手段としては、中に入れる生鮮物の細菌の増殖を抑えるのに適しており、内部を保冷・保温するのに適した構造であり、同時に軽量で安価な構造であるものを同時に満たすものを提供することを目的とする。【解決手段】樹脂製の外バリア袋と、生鮮物を内部に収納するための樹脂製の内バリア袋と、前記内バリア袋と前記外バリア袋との間にあって空隙を有する断熱スペーサとからなり、前記外バリア袋と内バリア袋には内部を気密に閉じるためのファスナーが形成されており、前記樹脂製の外バリア袋は少なくとも表面側に反射率の高い金属層が形成されており、前記外バリア袋は逆止弁を有しており、前記逆止弁は前記外バリア袋の内部の気体が外に出る方向で開き、前記外バリア袋の内部に気体が入る方向で閉じる作用を有している梱包手段とした。【選択図】 図１