Title:
SAFETY LETTER BOX
Document Type and Number:
WIPO Patent Application WO/2019/084762
Kind Code:
A1
Abstract:
A safety letter box. The safety letter box comprises a box body (1); a back plate (2) is provided on the back surface of the box body (1); connecting plates (21) are perpendicularly provided at both of the left and right ends of the back plate (2); connecting holes (22) are correspondingly formed on the top ends of the two connecting plates (21) and the back ends of the tops of the two side faces of the box body (1); fixing pins (5) and clamp springs (6) are provided in the connecting holes (22), and the connecting plates (21) are connected to the box body (1) by means of the fixing pins (5) and the clamp springs (6); an arc opening (14) is formed on the top surface of the box body (1), and is provided with an arc inner cover (3) and an arc top cover (4) in a matched mode; the top cover (4) is provided above the inner cover (3); the inner cover (3) is accommodated in the top cover (4); two ends of the back sides of the inner cover (3) and the top cover (4) are both correspondingly provided with an opening hole (15); both the inner cover (3) and the top cover (4) are fitted on the fixing pins (5) by means of the opening holes (15) and can rotate along with the fixing pins (5); and a letter inlet (16) is formed on the inner cover. The present technical solution has advantages such as reasonable design, good safety, and good cleanability.
Inventors:
MA LIUSHENG (CN)
Application Number:
PCT/CN2017/108547
Publication Date:
May 09, 2019
Filing Date:
October 31, 2017
Export Citation:
Assignee:
JIANGSU SHUAIMA SECURITY TECH CO LTD (CN)
International Classes:
A47G29/12
Foreign References:
| NL7300590A | 1974-07-17 | |||
| CN2133552Y | 1993-05-19 | |||
| CN107669079A | 2018-02-09 | |||
| CN201911841U | 2011-08-03 | |||
| CN2644371Y | 2004-09-29 | |||
| CN201617626U | 2010-11-03 | |||
| US7070090B2 | 2006-07-04 |
Attorney, Agent or Firm:
NANJING ZONGHENG INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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