Door and window hinges (friction)
CN309824096SActive Publication Date: 2026-03-03ZHAOQING LONGJINZHOU HARDWARE PROD CO LTD
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Patent Information
- Application Number
- CN202530413432.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-07-15
- Publication Date
- 2026-03-03
- Estimated Expiration
- 2040-07-15
Smart Images
Figure 000007_ABST
Abstract
1. Name of the product in this design: Door and window hinge (friction). 2. Purpose of this design: It is used as a hinge for doors and windows to fix the opening and closing of window sashes. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.
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