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A packaging bag tearer
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A packaging bag and packaging technology, applied in the field of plastic packaging bags, can solve problems such as insufficient safety, and achieve the effects of low cost, easy portability and use
Active Publication Date: 2018-03-27
ZHONGSHAN HOSPITAL FUDAN UNIV
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Abstract
Description
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Problems solved by technology
For those bags that are difficult to open, people often use knives, scissors or other sharp objects to open the package, which is often not safe
So far there is no special tool that can safely and conveniently open the packaging bag
Method used
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Embodiment
[0034] A packaging bag tearer, consisting of two clamping parts, such as Figure 4a and 4b As shown, each clamping part includes two leaves and a hinge 3, and one end of the two leaves is connected through the hinge 3 and can be tightly fitted. The blades are made of metal or plastic, thicker, and have an area about the size of a thumb pad.
[0035] The two sheets are all rectangular. One of the two sheets described is as Figures 1a-1d Long sheet 1 as shown, another as Figure 2a-2d The shown short sheet 2, long sheet 1 and short sheet 2 have the same width but different lengths.
[0036] The four sides of the short sheet 2 are respectively a, b, c and d, a is opposite to c, b is opposite to d, and the four sides of the long sheet 1 are respectively a', b', c' and d', a' is opposite to c', b' is opposite to d', the three sides a, b, c of the short sheet 2 are respectively connected to the three sides a', b', c of the long sheet 1 'Alignment, the other side d of the shor...
Embodiment 2
[0041] Similar to Example 1, the difference is that, as Figures 6a-6e As shown, the hinge 3 is arranged at one end where the side b of the short leaf 2 is located.
[0042] When in use, clamp the packaging bag between the two sheets of the clamping part, pinch the long page 1 and short page 2 of the two clamping parts with the thumb and forefinger of both hands respectively, and make the two clamping parts Get close, then twist both hands in opposite directions at the same time to tear open the package.
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Abstract
The invention provides a packaging bag tearing device. The packaging bag tearing device is characterized by comprising two clamping portions, wherein each clamping portion comprises two pieces and a hinge, wherein one end of each of the two pieces is connected with the hinge. The packaging bag tearing device is low in cost and convenient to carry and use, is free of a sharp portion and a sharp edge and is safe.
Description
technical field [0001] The invention relates to a packaging bag tearing device, which is used for tearing plastic packaging bags that are not easy to open. Background technique [0002] Many products are currently packaged in sealed plastic bags. Usually there are serrations or openings on one side of the plastic packaging bag to facilitate the opening of the plastic bag, but not every serration or opening on the packaging bag is effective. For those bags that are difficult to open, people usually use knives, scissors or other sharp objects to open the package, which is often not safe enough. So far there is no special tool that can safely and conveniently open the packaging bag. Contents of the invention [0003] The object of the present invention is to provide a packaging bag tearing device, which is used for tearing plastic packaging bags safely and effectively. [0004] In order to achieve the above object, the present invention provides a packaging bag tearing dev...
Claims
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Application Information
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