A coffee-preserving bag body is disclosed that is capable of discharging carbon dioxide and suppressing intrusion of oxygen and is configured to prevent inflow of outside air due to a rapid volume change. The coffee-preserving bag body includes a band-shaped joining region internally provided with a gas chamber. The gas chamber includes an approximately linear-shaped transverse part, a longwise part extending in a direction connecting an internal space and an external space, and a bent part.
The objective of the present invention is to provide a coffee storage bag body in which it is possible to provide a ventilation passage capable of providing fluid communication between the inside and outside of the bag body, without providing a planar joint portion. The present invention provides a substantially rectangular bag body 10 for storing 10 g to 60 g of coffee, wherein: the bag body 10 is formed from a substantially rectangular barrier film of which end portions are overlaid, and has a longitudinal direction length of 10 cm or more and 17 cm or less and a lateral direction length of 7 cm or more and 12 cm or less; the bag body is provided with a linear closure portion 32 for closing one side end portion where the barrier film overlaps, over the entire length thereof, a sealing portion for sealing the other end portion where the barrier film overlaps, and a ventilation passage forming region 36 which is provided in a portion of the closure portion and which forms one ventilation passage 34 providing communication between the inside and the outside of the bag body; the ventilation passage includes at least two straight-line parts 38, 40 that have a length of 90 mm or more and 280 mm or less and a width of 0.9 mm or more and 1.6 mm or less, and that extend substantially parallel to a side end of the bag body, and a U-shaped part 42 linking ends of the adjacent straight-line parts together; and the ventilation passage is defined by joint portions 48, 50 in which the barrier film is joined in the shape of thin lines.
B65D 81/26 - Adaptations pour empêcher la détérioration ou l'altération du contenuApplications au réceptacle ou au matériau d'emballage d'agents de conservation des aliments, de fongicides, d'insecticides ou de produits repoussant les animaux avec dispositifs pour évacuer ou absorber les fluides, p. ex. s'écoulant du contenuEmploi de produits empêchant la corrosion ou de dessiccateurs
3.
FROZEN-FOOD-PRESERVING BAG BODY, AND METHOD FOR PRODUCING SAME
Provided is a bag body having a weakened section that reliably peels away during heating by a microwave oven to form a gas venting passage, but does not peel away during transport or storage, while having a simple configuration. The present invention provides a frozen-food-preserving bag body 10 for preserving frozen food that is already cooked, wherein: the bag body is formed from films 12; the bag body comprises, at least at one end section thereof, a joining part 14 at which the films are joined so as to overlap one another and which seals the interior of the bag body; a weakened section 20 that has lower joining strength than other portions of the joining part is provided to one section of the joining part so as to cross the joining part in a direction from the interior of the bag body toward the exterior thereof; in the weakened section, the overlapped films are connected to one another by only a plurality of dot-form joining parts 24; and the plurality of dot-form joining parts are disposed across the entire width of the weakened section such that the peel strength of a portion of the weakened section that is positioned on the interior side of the bag body is lower than the peel strength of other portions of the weakened section.
B65D 81/34 - Réceptacles, éléments d'emballage ou paquets pour contenus présentant des problèmes particuliers de stockage ou de transport ou adaptés pour servir à d'autres fins que l'emballage après avoir été vidés de leur contenu pour emballer des aliments devant être cuits ou chauffés dans l'emballage
4.
COFFEE-PRESERVING BAG BODY AND METHOD FOR MANUFACTURING SAME
Provided is a coffee-preserving bag body or the like that prevents the escape of carbon dioxide and the ingress of oxygen, that has sufficient strength, and that can prevent the ingress of outside air resulting from rapid changes in volume. According to the present invention, a coffee-preserving bag body 10 for preserving from 60 g to 2000 g of coffee includes a band-like joining region 16 in which two end portions 12a of a film are mutually overlapped and joined. Provided in the band-like joining region so as to form an air passage 24 are: an air chamber 26 which is a substantially rectangular wave-shaped space formed by not joining the film, which extends along the end portions of the film, and in which both ends are sealed; and an internal air passage 28 connecting the air chamber and an internal space, and an external air passage 30 connecting the air chamber and an external space. The air chamber includes: a substantially linear horizontal portion 36 extending in the direction in which the rectangular wave shape extends, substantially parallel to the end portions of the film; a vertical portion 38 that forms an angle of 40 degrees to 120 degrees with respect to the horizontal portion and extends in a direction connecting the internal space and the external space of the bag body; and a bent portion 40 constituting a joining portion of the horizontal portion and the vertical portion.
B65D 81/26 - Adaptations pour empêcher la détérioration ou l'altération du contenuApplications au réceptacle ou au matériau d'emballage d'agents de conservation des aliments, de fongicides, d'insecticides ou de produits repoussant les animaux avec dispositifs pour évacuer ou absorber les fluides, p. ex. s'écoulant du contenuEmploi de produits empêchant la corrosion ou de dessiccateurs
--Provided is a coffee storage bag and method capable of discharging carbon dioxide generated inside the bag while preventing the intrusion of oxygen from the outside. The coffee storage bag 10 is designed to store 500 g or less of coffee, and comprises a strip-shaped sealed portion 12 extending approximately parallel to an edge of the bag along which two overlapped end sections of a film 1 are joined together, and having a width of 5 mm to 15 mm, wherein the strip-shaped sealed portion includes a single non-joined portion 20 in which the two overlapped end sections of the film is not joined together, wherein the non-joined portion forms a single vent passage communicating the inside and the outside of the bag. The vent passage has a length of 100 mm to 400 mm, and a width of 0.5 mm to 3 mm.—
B65B 31/02 - Remplissage, fermeture, ou remplissage et fermeture, de réceptacles dans des chambres maintenues en dépression ou en surpression ou contenant une atmosphère spéciale, p. ex. du gaz inerte
B65B 29/02 - Emballage de substances, p. ex. du thé, qui doivent infuser dans l'emballage
B65D 65/40 - Emploi de stratifiés pour des buts particuliers d'emballage
B65D 81/26 - Adaptations pour empêcher la détérioration ou l'altération du contenuApplications au réceptacle ou au matériau d'emballage d'agents de conservation des aliments, de fongicides, d'insecticides ou de produits repoussant les animaux avec dispositifs pour évacuer ou absorber les fluides, p. ex. s'écoulant du contenuEmploi de produits empêchant la corrosion ou de dessiccateurs
6.
COFFEE-PRESERVING BAG BODY AND METHOD FOR PRESERVING COFFEE
Provided is a coffee-preserving bag body, etc., that is capable of discharging carbon dioxide generated therein while preventing infiltration of oxygen from the exterior. According to the present invention, there is provided a coffee-preserving bag body 10 for preserving coffee in an amount of 500 g or less, the coffee-preserving bag body comprising a band-form seal part 12 that has a width of 5-15 mm and that extends substantially parallel to an edge of the bag body where two end sections of a film 1 are joined, the band-form seal part including one non-joined portion 20 at which the two end sections of the film are not joined, the non-joined portion forms one vent path 20 that allows communication between the interior and the exterior of the bag body, and the vent path having a length of 100-400 mm and a width of 0.5-3 mm.
B65D 81/26 - Adaptations pour empêcher la détérioration ou l'altération du contenuApplications au réceptacle ou au matériau d'emballage d'agents de conservation des aliments, de fongicides, d'insecticides ou de produits repoussant les animaux avec dispositifs pour évacuer ou absorber les fluides, p. ex. s'écoulant du contenuEmploi de produits empêchant la corrosion ou de dessiccateurs
Provided is a production method for a freshness-keeping bag capable of reducing the inflow of oxygen from the outside of the bag to a very low level, and thereby keeping the freshness of a content thereof for a long period of time. The present invention provides a method for producing a freshness-keeping bag formed of a film, wherein the freshness-keeping bag has a band-shaped joining region in which two ends of the film are overlapped and joined together, the joining region comprising a plurality of joined parts in which the two ends of the film are joined together, and a non-joined part which is located between adjacent ones of the joined parts and in which the overlapped ends of the film are not joined together, the non-joined part composing a non-linear ventilation passage communicating between an internal space of the bag and the outside of the bag, the method comprising the step of forming the joined parts by ultrasonic welding, wherein the step of forming the joined parts includes continuously forming the joined parts in the film, while rotating a disk-shaped ultrasonic welding anvil with respect to the film, wherein the ultrasonic welding anvil has a plurality of protrusions formed on an outer periphery thereof continuously at given intervals and correspondingly to the configuration of the joined parts of the bag.
B29C 65/00 - Assemblage d'éléments préformésAppareils à cet effet
B29C 65/08 - Assemblage d'éléments préformésAppareils à cet effet par chauffage, avec ou sans pressage avec des vibrations ultrasonores
B65D 75/20 - Objets ou matériaux entièrement enveloppés dans des feuilles simples ou des flans enveloppants dans des feuilles ou des flans repliés autour du contenu, et avec leurs bords libres opposés réunis, p. ex. par adhésifs à pression, par pliage, thermosoudage ou soudage
8.
POUCH FOR SIMPLE COFFEE EXTRACTION IMPLEMENT AND SIMPLE COFFEE EXTRACTION IMPLEMENT BAG
The present invention provides, for example, a pouch for simple coffee extraction implements that does not become stretched, that is inexpensive, and that makes it possible to wrap a simple coffee extraction implement, in which a small amount of coffee is individually enclosed, such that ingress of oxygen (outside air) to the inside is prevented and escape of carbon dioxide to the outside is prevented. A pouch 1 for simple coffee extraction implements is for wrapping a simple coffee extraction implement 2, said pouch having a flat rectangular shape with a vertical and horizontal length of 80-180 mm, wherein: provided to at least one edge portion of the rectangle is a belt-shaped sealing part 10 which is formed by bonding to a film opposite therefrom and which has a width of 5-10 mm; formed in the belt-shaped sealing part is at least one aeration path 14, one end of which opens into the inside of the pouch, the other end of which opens to the outside of the pouch, and which connects the internal space of the pouch to the outside of the pouch; and the aeration path is constituted by a non-bonding part which is not bonded to the film opposite therefrom, and has a length of 40-300 mm and a width of 0.5-3 mm.
Provided is a method for producing a freshness-keeping bag that can keep the freshness of contents for a long period of time with very little inflow of oxygen from the outside. The present invention provides a method for producing a freshness-keeping bag that is formed from a film and has a strip-like bonding area in which the two ends of the film are joined and bonded to each other. The bonding area includes a plurality of bonding portions in which the two ends of the film are bonded to each other, and a non-bonding portion that is disposed between the adjacent bonding portions. In the non-bonding portion, the ends of the film are not bonded to each other. The non-bonding portion constitutes a non-linear air passage connecting the internal space of the bag and the outside of the bag. The method comprises the step for forming the bonding portions by ultrasonic welding. In the step for forming the bonding portions, the bonding portions are sequentially formed on the film while a disc-shaped ultrasonic welding anvil is rotated with respect to the film. The anvil has a plurality of projections that are sequentially formed at predetermined intervals on the outer periphery of the anvil so as to agree with the shapes of the bonding portions of the bag.
B65B 51/22 - Application ou production de chaleur ou de pression ou les deux à la fois par friction, par des ultrasons ou par haute fréquence
A23B 9/20 - Conservation au moyen de produits chimiques sous forme de gaz, p. ex. fumigationCompositions ou appareils à cet effet en atmosphère contrôlée, p. ex. sous vide partiel, comportant uniquement les gaz suivants: CO2, N2, O2 ou H2O
A23L 3/3418 - Conservation des aliments ou produits alimentaires, en général, p.ex. pasteurisation ou stérilisation, spécialement adaptée aux aliments ou produits alimentaires par traitement au moyen de produits chimiques sous forme de gaz, p.ex. fumigation; Compositions ou appareils à cet effet en atmosphère contrôlée, p.ex. sous vide partiel, comportant uniquement les gaz suivants: CO2, N2, O2 ou H2O
B65D 81/26 - Adaptations pour empêcher la détérioration ou l'altération du contenuApplications au réceptacle ou au matériau d'emballage d'agents de conservation des aliments, de fongicides, d'insecticides ou de produits repoussant les animaux avec dispositifs pour évacuer ou absorber les fluides, p. ex. s'écoulant du contenuEmploi de produits empêchant la corrosion ou de dessiccateurs
B65D 85/50 - Réceptacles, éléments d'emballage ou paquets spécialement adaptés à des objets ou à des matériaux particuliers pour organismes vivants, objets ou matériaux sensibles aux changements d'ambiance ou de conditions atmosphériques, p. ex. pour animaux terrestres, oiseaux, poissons, plantes aquatiques, plantes non aquatiques, oignons de fleurs, fleurs coupées ou feuillage
10.
FRESHNESS HOLDING CONTAINER, FRESHNESS HOLDING CONTAINER CONSTITUENT MEMBER AND METHOD FOR MANUFACTURING SAME
Provided are a freshness holding container which can keep the freshness of contents for a long period of time with very little inflow of oxygen from the outside, a freshness holding container constituting member, and a method for manufacturing the same. A freshness holding container (100) has a ventilation part, wherein the ventilation part has a band-shaped joining region having a width of 5-15 mm in which two ends of the films (106a, 106b) are overlapped and joined, the joining region is configured of a band-shaped ultrasonic joining portion (108) by which two end portions of the film are joined to each other, a non-joining portion in which the overlapping end portions of the films are not joined together is disposed in the ultrasonic joining portion, the non-joining portion constitutes a non-linear air passage (110) that communicates the internal space of the container and the outside of the container, and the air passage has a width W of 0.2 mm ≤ W ≤ 3 mm and a length L of 20 mm ≤ L ≤ 50 mm.
B65D 81/26 - Adaptations pour empêcher la détérioration ou l'altération du contenuApplications au réceptacle ou au matériau d'emballage d'agents de conservation des aliments, de fongicides, d'insecticides ou de produits repoussant les animaux avec dispositifs pour évacuer ou absorber les fluides, p. ex. s'écoulant du contenuEmploi de produits empêchant la corrosion ou de dessiccateurs
11.
FRESHNESS-RETAINING BAG AND METHOD FOR PRODUCING SAME
The purpose of the present invention is to provide a freshness-retaining bag making it possible to keep contents fresh for a long time. Provided is a freshness-retaining bag comprising a bonding region 105 that is 5 to 15 mm wide, where two ends 110a, 110b of a film have been superimposed and bonded. The bonding region includes: a plurality of ultrasonically welded sections 120 having ends bonded to one another; and non-bonded sections 130 which are arranged between adjacent ultrasonically welded sections and where ends of the film have been superimposed but not bonded to one another. The non-bonded sections constitute air passages creating communication between an interior space and the exterior, and the air passages have a width W that satisfies 0.2 mm ≤ W ≤ 3 mm and a length L that satisfies 20 mm ≤ L ≤ 50 mm.
B65D 81/26 - Adaptations pour empêcher la détérioration ou l'altération du contenuApplications au réceptacle ou au matériau d'emballage d'agents de conservation des aliments, de fongicides, d'insecticides ou de produits repoussant les animaux avec dispositifs pour évacuer ou absorber les fluides, p. ex. s'écoulant du contenuEmploi de produits empêchant la corrosion ou de dessiccateurs
B31B 70/66 - Assemblage des surfaces ou des bords opposésCollage par chauffage ou pression par chauffage électrique à haute fréquence
B65B 51/16 - Application ou production de chaleur ou de pression ou les deux à la fois par éléments rotatifs
B65B 51/22 - Application ou production de chaleur ou de pression ou les deux à la fois par friction, par des ultrasons ou par haute fréquence
The present invention pertains to a bag body provided with a bag main body (10) configured by an unperforated film (1), and joining parts (4a), (4b), (4c) that join the end sections of the unperforated film together and seal an internal space of the bag main body, wherein at least one (4a) of the joining parts has bonding parts (6) arranged in a stripe form and each formed of a bonding agent layer for bonding the end members of the unperforated film together, and non-bonding parts (8) disposed between adjacent bonding parts and forming ventilation paths that allow communication between the internal space of the bag main body and the outside. The width W of the ventilation paths is 0.2 to 5 mm inclusive; a L/W value, which is the ratio of the length L to the width W of the ventilation paths, is 10 to 200 inclusive; and the ventilation paths can be formed with accurate dimensions and prevented from being closed and unventilated due to condensed moisture.
B65D 81/26 - Adaptations pour empêcher la détérioration ou l'altération du contenuApplications au réceptacle ou au matériau d'emballage d'agents de conservation des aliments, de fongicides, d'insecticides ou de produits repoussant les animaux avec dispositifs pour évacuer ou absorber les fluides, p. ex. s'écoulant du contenuEmploi de produits empêchant la corrosion ou de dessiccateurs
brevets
