Portable speaker column subwoofer
CN309575131SActive Publication Date: 2025-10-31GUANGZHOU PINDI ELECTRONIC TECH CO LTD +1
View PDF 0 Cites 0 Cited by
Patent Information
- Application Number
- CN202430769118.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2019-09-05
- Publication Date
- 2025-10-31
- Estimated Expiration
- 2029-09-05
Smart Images

Figure 000003_ABST
Abstract
1. Name of the product in this design: Portable speaker column bass speaker. 2. Purpose of this design: Portable music playback device. 3. The key design features of this product are its overall outline and the outlines of the two rectangular openings on the front. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. Other situations requiring explanation: This is the base part of the portable speaker column, also called a subwoofer or bass reflex box, which is responsible for playing low-frequency components and provides the function of a base; it is used in combination with the support tube or the column-shaped speaker that is supported on it.
Need to check novelty before this filing date? Find Prior Art