when the air is inflated and the utility model is opened fully. The utility model can be used as the ordinary knapsack when the air is not inflated, and can be used as a special anti-breakage knapsack when a little air is inflated the utility model can be used as a chair when the air is inflated and the utility model is opened, and can be used as a camp article and a lifesaving article, such as a mattress, an inflation small craft, etc. Both sides of the obverse and the back faces of the knapsack are respectively provided with a widened cloth, the widened clothes are connected with zippers, a sandwich between the obverse and the back faces is foldable, and both ends are respectively connected with the bottom ends of the obverse and the back faces the obverse face, the back face and the sandwich are all double-layer, wherein, are respectively provided with a square air bag, each air bag is communicated with air pipes and is communicated with an air inlet and air outlet on the obverse face of the knapsack, and the knapsack is provided with a high pressure gas cylinder.
The utility model relates to a universal air filling knapsack. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by 董四清 filed Critical 董四清 Priority to CN 98242113 priority Critical patent/CN2377905Y/en Application granted granted Critical Publication of CN2377905Y publication Critical patent/CN2377905Y/en Anticipated expiration legal-status Critical Status Expired - Fee Related legal-status Critical Current Links Inventor 董四清 Original Assignee 董四清 Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Fee Related Application number CN 98242113 Other languages Chinese ( zh)
#KNAPSACK AIR LOUNGE PDF#
Google Patents Universal air filling knapsackĭownload PDF Info Publication number CN2377905Y CN2377905Y CN 98242113 CN98242113U CN2377905Y CN 2377905 Y CN2377905 Y CN 2377905Y CN 98242113 CN98242113 CN 98242113 CN 98242113 U CN98242113 U CN 98242113U CN 2377905 Y CN2377905 Y CN 2377905Y Authority CN China Prior art keywords knapsack air utility model back side Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
Google Patents CN2377905Y - Universal air filling knapsack CN2377905Y - Universal air filling knapsack
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