Teaching aids
Patent Information
- Application Number
- KR3020260028316
- Authority / Receiving Office
- KR · KR
- Patent Type
- Designs
- Current Assignee / Owner
- Filing Date
- 2026-07-30
- Publication Date
- 2026-08-14
- Estimated Expiration
- 2046-07-30
Smart Images
Figure 112026093388070-DES00001 
Figure 112026093388070-DES00002 
Figure 112026093388070-DES00003
Description
Draw 19 The item that is the subject of the design Teaching aids Description of the design 1. The material is metal and synthetic resin. 2. The present invention is used to study the convection phenomenon, which is the way heat is transferred when heating a substance such as a gas or liquid. As shown in [Reference Drawing 1], a separately provided candle is placed in the center of the floor, and the color of the thermochromic sticker connected to the main body gradually changes from top to bottom to white. 3. The main body of the present design, excluding the thermochromic sticker, is made of a transparent material, and the projected part inside is expressed as a thin line. 4. [Drawing 1] and [Drawing 2] are drawings illustrating the overall form of the present invention's design. 5. [Drawing 3] is a drawing showing the front view of the present design. 6. [Drawing 4] is a drawing showing the back of the present design. 7. [Drawing 5] is a drawing showing the left side of the present invention's design. 8. [Drawing 6] is a drawing showing the right side of the present design. 9. [Drawing 7] is a drawing showing the plan of the present design. 10. [Drawing 8] is a drawing showing the bottom surface of the present invention's design. 11. [Drawing 9] is a drawing showing the AA line cross-section of [Drawing 7]. 12. [Reference Drawing 1] is a drawing showing the usage state of the present design.