JP2010064785A - Structure of unsealing opening in packaging bag - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To solve such a problem that though a packaging bag is used in various fields as an important means of logistics, there is inconvenience in making an unsealed opening straight with scissors or the like. <P>SOLUTION: The packaging bag is preliminarily divided into a bag part and an upper part of the bag, and these parts are integrated into one body with an adhesive tape or with a tape-like film having an adhesive part, a fixing part and perforations. Since scissors are not necessary, the inconvenience in unsealing the opening is solved. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to the convenience of a packaging bag.

  A packaging bag can be formed only with the bag body (hereinafter referred to as a single packaging bag), and the upper part of the bag (hereinafter referred to as the upper part of the bag) is cut with scissors to adjust the opening (hereinafter referred to as the opening), or the upper part of the bag. The fastener has an opening mark at the top of the fastener, and has a function that can be repeatedly used by opening and closing the fastener even after opening with the scissors cut along the opening mark (hereinafter referred to as fastener). A large market is built to support logistics, such as packaging bags.

  Cutting the opening of a single packaging bag with scissors, etc. is the risk of handling scissors, and how to cut the opening of a packaging bag with fasteners with scissors, etc. In addition to the danger associated with handling, there are problems such as it becomes difficult to open the fastener because the fastener and the opening are too close and cut.

The packaging bag according to claim 1 is provided with a bag part (hereinafter referred to as a bag part) having a fastener in the lower part of the opening and a hook that is often used in sales displays. The bag upper portion (hereinafter referred to as the bag upper portion) having a hole is divided into two parts with the opening as the boundary, and then the tape portion and the tape portion coated with the adhesive (hereinafter referred to as the adhesive tape) The upper part of the bag is connected and integrated.
When using the packaging bag described above, if the adhesive tape connecting the bag portion and the upper portion of the bag is peeled off, a bag portion having an opening at the upper portion of the fastener can be obtained.

The packaging bag according to claim 2 is a state in which the bag portion and the upper portion of the bag are in contact with each other with the opening opening as a boundary, and then a dotted continuous hole (hereinafter referred to as a perforation) generally referred to as a perforation. The tape-shaped film having the adhesive) is adhered to the bag portion, and is fixed to the upper portion of the bag and joined together.
When using the above-mentioned packaging bag, if the end of the adhesive part connecting the bag part and the upper part of the bag is picked up and pulled back or pulled up, the bag part and The upper part of the bag can be separated to obtain a bag part having an opening at the upper part of the fastener.

  As described above, the packaging bag of the present invention can be used only in the case where the bag part having the opening is previously peeled off the adhesive tape or the adhesive part, whether it is a single packaging bag or a packaging bag with a fastener. As a result, it was convenient to open the packaging bag.

The adhesive tape used in claim 1 is an adhesive tape having a property that is less recoverable with respect to the tension applied when the bag is peeled off from the bag portion and the upper portion of the bag. If you encounter a mischief that peels off the tape, the adhesive tape will remain stretched, so it can be used as a guideline for safety recovery against the above mischief, etc. By providing a non-pick portion (hereinafter, pluck portion), the best mode for facilitating the work of peeling off the adhesive tape can be obtained.
And in the tape-like film having the perforation and the adhesive part used in claim 2, the best mode for facilitating the work of peeling the adhesive tape is provided if a knob portion is provided at the tip of the adhesive part. can get.
Furthermore, if the opening part of the bag part in Claim 1 and Claim 2 is previously provided with a level | step difference or a recessed part in a bag part front part and a back part, the best form which makes the operation | work at the time of opening easy will be obtained.

  FIG. 1 is a schematic front view in which a bag upper portion and a bag portion are integrated with an adhesive tape.

  FIG. 2 is a schematic front view in which the upper part of the bag and the bag part are integrated with a tape-like film having an adhesive part and a perforation.

  The product that brings convenience to the opening of the packaging bag of the present invention has a new possibility of being used not only in general use but also in medical situations requiring urgency and nursing care requiring safety. It will lead to the expansion of the birth market.

  It is explanatory drawing of the bag structure for packaging in Claim 1. (Example 1)   It is explanatory drawing of the bag structure for packaging in Claim 2. (Example 2)

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Bag part 2 Bag upper part 3 Adhesive tape 4 Tape-shaped film which has perforation 5 Adhesive part 6 Adhering part 7 Picking part 8 Perforation

Claims (2)

  A packaging bag having a structure in which a bag portion that is divided in advance and a portion at the top of the bag are joined and integrated with a tape-like film coated with an adhesive.   The bag part and the bag upper part, which are pre-divided in advance, are integrated by respective joining methods in which a tape-like film having dotted continuous holes sticks to the bag part and is fixed to the bag upper part. Packaging bag with structure.

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