Title:
COVER PLATE HAVING REINFORCING STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2021/164074
Kind Code:
A1
Abstract:
A cover plate having a reinforcing structure, comprising a cover plate (1) and a reinforcing plate (2) fixed thereto. The cover plate (1) is annular and comprises side walls (11) provided opposite to each other at intervals, and connecting ribs (12) provided opposite to each other and connecting the side walls (11). The side walls (11) and the connecting ribs (12) together enclose an accommodation space (13). The reinforcing plate (2) is located in the accommodation space (13), abuts against and is fixed to the side walls (11) and the connecting ribs (12) at the same time. A pre-breaking opening (3) used for breaking the reinforcing plate (2) and removing same from the cover plate (1) is provided at a position where the reinforcing plate (2) is connected to the side walls (11) and the connecting ribs (12). The cover plate having a reinforcing structure is high in overall strength, and is not easy to break and deform.
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Inventors:
TONG DIJIANG (CN)
Application Number:
PCT/CN2020/079035
Publication Date:
August 26, 2021
Filing Date:
March 12, 2020
Export Citation:
Assignee:
AAC ACOUSTIC TECH SHENZHEN CO LTD (CN)
AAC TECHNOLOGIES PTE LTD (SG)
AAC TECHNOLOGIES PTE LTD (SG)
International Classes:
F16B1/02
Foreign References:
| CN104847755A | 2015-08-19 | |||
| CN204371850U | 2015-06-03 | |||
| CN202768548U | 2013-03-06 | |||
| CN105196446A | 2015-12-30 | |||
| JPS6461878A | 1989-03-08 |
Attorney, Agent or Firm:
SHENZHEN JUNXINCHENG INTELLECTUAL PROPERTY FIRM (GENERAL PARTNERSHIP) (CN)
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