The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 12, 2022

Filed:

Oct. 29, 2018
Applicant:

China University of Mining and Technology, Jiangsu, CN;

Inventors:

Nong Zhang, Jiangsu, CN;

Zhengzheng Xie, Jiangsu, CN;

Qun Wei, Jiangsu, CN;

Junyao Zhou, Jiangsu, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21D 11/40 (2006.01); E21C 25/10 (2006.01);
U.S. Cl.
CPC ...
E21D 11/406 (2016.01); E21C 25/10 (2013.01);
Abstract

An apparatus for controllably unfolding a flexible mesh for a continuous miner includes a mesh roll storage rack, a height adjustment post, a mesh rolling shaft and a flexible mesh. The flexible mesh includes a mesh roll and an unfolded mesh. The mesh roll and the unfolded mesh are an integrated structure. The mesh roll is located on the mesh roll storage rack. The unfolded mesh is clamped on the mesh rolling shaft, and is pressed on a cut un-supported tunnel roof via a roof bolt. The mesh rolling shaft is rotatably connected to a top portion of the height adjustment post. The mesh roll storage rack and the height adjustment post are both mounted on the continuous miner. The mesh rolling shaft is located at a back end of the mesh roll storage rack. A limit mechanism and a damping mechanism are disposed on the mesh rolling shaft.


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