초록 ▼

A portable and collapsible bookstand apparatus includes a pair of main panels which is connected by a 180 degree foldable device; a pair of book-holding panels which is connected with the pair of main panels respectively by respective 90 degree foldable devices; a pair of bottom panels which is conn

A portable and collapsible bookstand apparatus includes a pair of main panels which is connected by a 180 degree foldable device; a pair of book-holding panels which is connected with the pair of main panels respectively by respective 90 degree foldable devices; a pair of bottom panels which is connected to the main panels respectively by respective 90 degree foldable devices; a plurality of height-control panels which is connected with respective bottom panels by respective 110 degree foldable devices, and are carved and inserted into the respective bottom panels when folded; and a plurality of notches in the main panels for the plurality of height-control panels to be inserted.

대표청구항 ▼

What is claimed is: 1. A portable and collapsible bookstand apparatus comprising:a pair of main panels which is connected by a 180 degree foldable device;a pair of book-holding panels which is connected with the pair of main panels respectively by respective 90 degree foldable devices;a pair of bott

What is claimed is: 1. A portable and collapsible bookstand apparatus comprising:a pair of main panels which is connected by a 180 degree foldable device;a pair of book-holding panels which is connected with the pair of main panels respectively by respective 90 degree foldable devices;a pair of bottom panels which is connected to the pair of main panels respectively by the respective 90 degree foldable devices;a plurality of height-control panels which is connected with respective bottom panels by respective 110 degree foldable devices, and are carved and inserted into the respective bottom panels when folded; anda plurality of notches in the main panels for the plurality of height-control panels to be inserted,wherein the pair of main panels include a first main panel and a second main panel,the pair of bottom panels include a first bottom panel and a second bottom panel, anda side of the first main panel where the first bottom panel is located is the same as a side of the second main panel where the second bottom panel is located, andwherein the pair of bottom panels each includes:a first end where one of the respective 90 degree foldable devices is located,a second end where one of the respective 110 degree foldable devices is located, andthe first and second ends are opposite ends of each bottom panel, and are distal from each other.