Use projection clipboard of various coated sheet as face

• Main Author: TANG ZUOCHUN
• Format: Patent
• Language: English
• Published: 02.12.2015
• Subjects: ACCESSORIES FOR WRITING OR DRAWING; ACCESSORIES THEREFOR; ADVERTISING; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES; APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE; ARTICLES FOR WRITING OR DRAWING UPON; BUREAU ACCESSORIES; CINEMATOGRAPHY; CRYPTOGRAPHY; DIAGRAMS; DISPLAY; EDUCATION; EDUCATIONAL OR DEMONSTRATION APPLIANCES; ELECTROGRAPHY; GLOBES; HOLOGRAPHY; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; PERFORMING OPERATIONS; PHOTOGRAPHY; PHYSICS; PLANETARIA; SEALS; TRANSPORTING; WRITING OR DRAWING IMPLEMENTS

The utility model discloses an use projection clipboard of various coated sheet as face, including various coated sheet of rectangle and the projection clipboard frame of setting at various coated sheet periphery, and set up the suspended structure directly over projection clipboard frame center, suspended structure includes a ring and connects between ring and projection clipboard frame and symmetrical two wire rope that set up. The projection clipboard can also can be write in the projection, and is good as writing cleaning nature of shi qike, do not have the facula during as the projection under projector's light, and the surface is even, the diffuse reflection is good, and the viewer that does not influence any position is watched, adopt suspended structure fixed, change face that can be convenient.