JP2003200978A - Cooking pack - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cooking pack having a simple structure that an automatic pressure regulating tip is provided on a bag-shaped body which can sufficiently cook food stocks, and dispose them without any environmental pollution. <P>SOLUTION: In the cooking pack in which food stocks can be cooked by an external heating means using the electromagnetic wave, a bag-shaped body thereof is formed of a polyolefin material. When the food stocks in the bag- shaped body are heated by the external heating means, and the internal pressure in the bag-shaped body is increased. The gas in the bag-shaped body is led outside by providing an automatic pressure regulating tip to maintain the predetermined internal pressure corresponding to the food stocks on the bag-shaped body. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cooking pack used for cooking food materials by external heating means using electromagnetic waves such as a microwave oven.

[0002]

2. Description of the Related Art Conventionally, in order to save the trouble of cooking, it is possible to simply eat by heating in a microwave oven.
Frozen foods obtained by freezing fresh foods, or primary or secondary processed foods (so-called retort foods) are widely used. Further, as means for adding hot water or steam to fresh food, primary or secondary processed food only by heating with a microwave oven to make it warm and edible, for example, food and drink disclosed in Japanese Patent Publication No. 7-22547. An item cooking pack has already been proposed.

The cooking pack disclosed herein has a heat-resistant outer bag having a steam vent hole formed on an upper surface thereof, a food / beverage storage unit for storing food materials in the outer bag, and the steam vent. In a state of being in contact with the hole, it is composed of a heat-resistant liquid storage bag arranged on the food-and-drink storage bag, the food-and-drink storage portion, through a heat-resistant film that permeates hot water or steam, Confronting the liquid storage bag, the liquid storage bag, by heating the microwave, vaporizes the internal liquid, in the process of expanding, the liquid or vapor inside, from a predetermined location into the outer bag It is released and permeates through the heat-resistant film into the food / drink storage part to wet the food material therein. Thereby, the food material is also cooked while being heated by the microwave oven. In this process, excess steam in the outer bag is discharged from the steam vent hole.

However, in such a structure, a special film for partitioning the food and drink storage portion from the liquid storage bag must be formed in the outer bag, which complicates the structure of the cooking pack. Moreover, since a material such as vinyl chloride is generally used as the material of the bag, it becomes a dioxin generation source (environmental pollution source) such as hydrogen chloride in the combustion process after being discarded.

[0005]

SUMMARY OF THE INVENTION The present invention has been made based on the above circumstances, and its purpose is to be versatile and easily applicable to various fresh foods and processed foods. Another object of the present invention is to provide a cooking pack that can be cooked, has a simple structure, and does not cause environmental pollution even in the burning process after being disposed.

[0006]

Therefore, the present invention is a cooking pack in which food materials can be cooked by external heating means using electromagnetic waves, and the bag-shaped body is made of a polyolefin-based material, By the external heating means,
When the food material in the bag-shaped body is heated and the internal pressure of the bag-shaped body is increased, the bag-shaped body is provided with an automatic pressure-adjusting chip that maintains a predetermined internal pressure corresponding to the food material. The gas is discharged to the outside.

With such a structure, the bag-shaped main body has a simple structure in which the automatic pressure-adjusting tip is simply provided.
Sufficient cooking of food materials can be achieved, and there is no fear of causing environmental pollution at the time of disposal.

As an embodiment of the present invention, the automatic pressure-adjusting tip is provided in a gas blowing hole provided in substantially the central portion of the bag-shaped body so that the internal pressure of the bag-shaped body becomes a predetermined value. At this time, it is made of a breathable synthetic resin material that communicates with the outside, and inside the bag-shaped body, a seasoning bag containing a liquid seasoning is loaded together with the food material. The seasoning bag is provided with a sealing portion that breaks and opens when the internal pressure is increased by heating by the external heating means, and the seasoning is provided in the bag-shaped body at the opening of the sealing portion. It is effective to let it flow out and wet the food material.

That is, in the former case, by using synthetic resin such as expanded cell foamed polyester, flocked urethane foam, and waterproof polyester woven cloth, which is strong against water and excellent in air permeability, its compression density and ventilation direction are improved. By selecting the thickness, etc., it is possible to maintain an internal pressure suitable for the type of food material sealed in the bag-shaped body with, for example, an inert gas such as nitrogen gas, and secure a heating state suitable for that cooking. it can. Further, in the latter case, even if the food material has a low water content, it is possible to achieve appropriate and varied cooking by using the seasoning in the added seasoning bag. When the food material is fresh fish such as eel and eel, it is effective to cook with such a cooking pack.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be specifically described below with reference to FIGS. That is, in the cooking utensil of the present invention, food material 2, for example, cooking of fresh vegetables such as broccoli as shown in FIG. 1 is performed by external heating means 10 (see FIG. 3) using electromagnetic waves such as a microwave oven. In the cooking pack 1 that can be performed, the bag-shaped body 3 is made of a polyolefin-based material, and the food material 2 in the bag-shaped body 3 is heated by the external heating means 10.
When the internal pressure of the bag-shaped main body 3 is increased, the bag-shaped main body 3 is provided with an automatic pressure-adjusting chip 5 that maintains a predetermined internal pressure corresponding to the food material 2, so that the gas in the bag-shaped main body 3 can be discharged to the outside. . In the figure, reference numeral 3a is a heat-sealing portion after the food material is sealed from the inlet portion 4 of the bag-shaped main body 3.

In the embodiment of the present invention, the automatic pressure-adjusting tip 5 is provided in the gas blowing hole 8 provided in the substantially central portion of the bag-shaped main body 3 so that the internal pressure of the bag-shaped main body 3 reaches a predetermined value. When it becomes, it is made of breathable synthetic resin material that allows communication with the outside. Further, inside the bag-shaped main body 3 shown in FIG. 2, a seasoning bag 6 containing a liquid seasoning is provided as a food material 2.
The seasoning bag 6 is loaded with (showing fish), and when the internal pressure increases due to heating by the external heating means 10 (see FIG. 3), the sealing portion 7 is ruptured / opened (easily ruptured by the internal pressure). A band-shaped region) is provided, and the seasoning is allowed to flow out into the bag-shaped main body 3 at the opening of the sealing portion 7 to wet the food material 2.

That is, synthetic resin such as open-celled foamed polyester, flocked urethane foam, waterproof polyester woven cloth, etc., which is strong against water and excellent in air permeability, is used for the self-regulating pressure tip 5, and its compressed density, By selecting the thickness in the ventilation direction, for example, the bag-shaped main body 3 can maintain an internal pressure suitable for the type of the food material 2 sealed with an inert gas such as nitrogen gas, and is suitable for cooking. The heated state can be secured.

Further, by providing the seasoning bag 6, even if the water content of the food material is small, the seasoning in the broken and opened seasoning bag 6 is caused to flow out by the heating action of the microwave oven.
By using this, it is possible to achieve appropriate and varied cooking for the food material 2. Moreover, it does not require a cooking pot in particular, cooking can be easily achieved, and there is no fear of causing environmental pollution at the time of disposal. Broccoli and fish were shown as food ingredients to be cooked, but eel,
It is suitable for cooking fresh fish such as Confucius.

The present invention has been described in detail above, and is a cooking pack in which food materials can be cooked by an external heating means using electromagnetic waves, and the bag-shaped body is made of a polyolefin-based material. The food material in the bag-shaped body is heated by the external heating means, and when the internal pressure of the bag-shaped body is increased, the bag-shaped body is provided with an automatic pressure adjusting chip that maintains a predetermined internal pressure corresponding to the food material. The gas inside the bag-shaped body is discharged to the outside.

Therefore, the bag-shaped body has a simple structure in which the automatic pressure-adjusting tip is provided, and yet, it is possible to achieve sufficient cooking of the food material, and there is no fear of causing environmental pollution at the time of disposal. .

[Brief description of drawings]

FIG. 1 is an explanatory view of a cooking pack showing an embodiment according to the present invention.

FIG. 2 is likewise an explanatory view showing an example of seasoning with a cooking pack.

FIG. 3 is a schematic diagram for explaining a situation of heating by an external heating means.

[Explanation of symbols]

1 cooking pack 2 food materials 3 bag-shaped body 3a Heat seal part 4 entrance 5 Automatic pressure regulation tip 6 seasoning bags 7 Sealing part 8 Gas outlet 10 External heating means

Claims (4)

[Claims] 1. A cooking pack in which food material can be cooked by an external heating means using electromagnetic waves, the bag-shaped main body of which is made of a polyolefin-based material, and the inside of the bag-shaped main body is formed by the external heating means. When the food material is heated and the internal pressure of the bag-shaped body is increased, an automatic pressure-adjusting chip for maintaining a predetermined internal pressure corresponding to the food material is provided in the bag-shaped body, and the gas in the bag-shaped body is externally provided. Cooking pack characterized by deriving. 2. The automatic pressure-adjusting tip is provided in a gas blowing hole provided in a substantially central portion of the bag-shaped main body, and when the internal pressure of the bag-shaped main body reaches a predetermined value, the automatic pressure-adjusting tip is connected to the outside. The cooking pack according to claim 1, wherein the cooking pack is made of a breathable synthetic resin material. 3. A seasoning bag containing a liquid seasoning is loaded inside the bag-shaped body together with the food material, and the seasoning bag has an increased internal pressure due to heating by the external heating means. At the time, a breaking / opening sealing portion is provided, and the seasoning is caused to flow into the bag-shaped main body at the opening of the sealing portion to wet the food material. Cooking pack described in. 4. The cooking pack according to claim 1, wherein the food material is fresh fish such as eel and eel.