Novel scroll winding and unwinding device for advertisement design
A technology for retractable devices and banners, which is applied to display devices, flags/flags, instruments, etc., can solve the problems of large space occupied by retractable devices, inconvenient replacement of advertising banners, and blocking of advertising content, etc. Install, increase the effect of pulling strength
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[0028] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0029] see Figure 1-5 , a new type of banner retractable device for advertising design, including the left casing 1, please refer to Figure 1-5 , the left housing 1 is provided with a storage tank 11, the storage tank 11 is used to store the rolled banner 3, one side of the storage tank 11 is provided with an opening 12 communicating with each other, and one end of the left housing 1 is fixedly sleeved with a lower cover 2. The lower cover 2 is provided wit...
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