Bag for placing material evidence or sample and manufacturing method thereof
A production method and technology of physical evidence, which is applied in the directions of envelope/bag manufacturing machinery, bags, sacks, etc., can solve the problems of troublesome opening of the bag opening, no similar bags, affecting the original state of the physical evidence, etc. Inexpensive and suitable for promotion and application
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[0022] Referring to Figures 1 to 2, the bag for holding physical evidence is characterized in that: a bag body 1 sealed on four sides made of two layers of plastic films stacked together, and a sealing line 3 of one side 2 is provided on the rear side of the bag. There is an easy tearing line 4 for tearing open the bag mouth. The rear surface of the easy tearing line 4 is provided with reinforcing tapes 5 and 6, and the reinforcing tapes 5 and 6 are respectively provided with metal wires 7 and 6 for assisting the shape of the bag mouth. 8. The reinforcing tapes 5 and 6 are provided with two outwardly extending hand grips 9 and 10, 11 and 12. In addition, the metal wires 7 and 8 are extended into the extended hand gripping parts 9 and 10, and the extended length of the externally extending hand gripping parts 9 and 10 is greater than the extended length of the metal wires 7 and 8, so as to ensure that human hands can grasp the externally extending hand gripping parts 9 and 10. ...
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