vacuum tube amplifier
CN310045726SActive Publication Date: 2026-06-23刘陶坚
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- 刘陶坚
- Filing Date
- 2025-12-12
- Publication Date
- 2026-06-23
Smart Images

Figure 000002_ABST
Abstract
1. Name of the product in this design: Electron tube amplifier. 2. Purpose of this design: It is mainly used to amplify weak electrical signals from audio sources (such as CD players, mobile phones or computers) so that they have enough power to drive speakers or headphones, thereby reproducing high-quality music or sound. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. The bottom surface of this product is a part that is not easily seen or cannot be seen during use, so the bottom view is omitted; the top surface has been shown in other views, so the top view is omitted.
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