Sovereignty item 1, a filter screen device for connecting a cup body and a cup cover, consists of a filter screen (1), a mesh bag (2) and a connector (3), and is characterized in that: a, the mesh bag (2) is connected to the periphery of a circular filter screen (1); B. The upper part of the connector (3) connecting the grid (2) is a circular ring (4) with external threads, and the lower part is a cone pedestal (5), and the lower circular hole is provided with a groove (6) upward, and the wall of the groove is internally threaded.
Publication No.24445 19
Public Day 200 1-08-29
Patent Agency Anhui Patent Office
Agent Chen Qixia
Date of issuance: 200 1-07-27
Have you ever seen the panda pattern, or you can look it up yourself.