Draw-bar box
A trolley case, main case technology, applied in luggage, clothing, accessories, etc., can solve the problems of inconvenience and inconvenience, and achieve the effects of convenient use, enhanced firmness, and strong aesthetics
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[0025] Embodiment: a kind of trolley case, as Figure 1~4 Shown, comprise main box body 1 and main box cover 2, main box body 1 and main box cover 2 are all made of hard engineering plastics, are provided with universal roller 8 at the bottom of main box body 1, main box body 1 A retractable pull rod 7 is provided on the top of the main case cover 2; an opening is arranged on the surface of the main case cover 2, the opening area basically accounts for four-fifths of the surface area of the main case cover 2, and a circle of protrusions extends outward along the periphery of the opening 4. The protrusion 4 is arranged substantially perpendicular to the main case cover 2, and the height of the protrusion protruding from the main case cover is 4 cm. The protrusion 4 and the main case cover 2 are integrally formed, and the setting of the protrusion 4 A sub-box body 5 for containing articles is formed, and a sub-box cover 3 made of a hard material is provided on the sub-box body...
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