COVER PLATE FOR TREE PLANTER

WIPO Patent Application WO/2019/184190

A1

A cover plate for a tree planter, comprising a cover plate body (1). The cover plate body (1) is formed by connecting two symmetrical plate members (1-1) made from cast nylon. A tree hole (2) is provided at the center of the cover plate body (1), and a clearance recess (3) is respectively provided at four corners of an upper end surface of the cover plate body (1). An upper end of a side wall of the clearance recess (3) is provided with a 60° chamfer structure (4). A pivoting arm support rod base (5) is provided in the clearance recess (3), and the clearance recess (3) further comprises a pivoting arm support rod (6) for supporting the trunk of a tree. One end of the pivoting arm support rod (6) is provided in the clearance recess (3), and is adaptively connected to the pivoting arm support rod base (5). Another end of the pivoting arm support rod (6) is connected to the trunk of the tree, so as to support the same. A fixed latch rod (7) is respectively provided at four corners of a lower end surface of the cover plate body (1), and the fixed latch rod (7) is inserted into the ground. The cover plate body (1) is further provided with at least one drainage through hole (8). The cover plate for a tree planter has a logical structure.

JPH08165607	CONSTRUCTION METHOD OF PAVEMENT
WO/1997/044996	COVER
WO/2018/158756	ENGINEERED MATERIAL ARRESTING SYSTEM AND METHODS FOR FORMING SAME

LIU HAOYIN (CN)

PCT/CN2018/099912

October 03, 2019

August 10, 2018

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LIU HAOYIN (CN)

E01C9/00

CN207143637U	2018-03-27
CN206851549U	2018-01-09
CN206533842U	2017-10-03
CN206529667U	2017-09-29
CN2774129Y	2006-04-26
DE19820368A1	1999-11-11
DE2517949A1	1976-10-28

NANJING ZHENGLIAN INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)

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