Title:
CORE LAYER FOR WOODEN PLANK, WOODEN PLANK, AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2018/210090
Kind Code:
A1
Abstract:
A core layer for a wooden plank, comprising a plurality of bars (52) spliced together side by side; the core layer has a top portion (53) that substantially has no expansion clearance, and has, below the top portion, expansion clearances (56) which allow the core layer to expand and retract horizontally. Further disclosed are a wooden plank comprising the core layer and a laminar layer (51) bonded to the top portion of the core layer, and a manufacturing method therefor. The core layer and the wooden plank have a simple structure, are easy to manufacture, and are environmentally-friendly.
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Inventors:
YANG JIANZHONG (CN)
Application Number:
PCT/CN2018/083467
Publication Date:
November 22, 2018
Filing Date:
April 18, 2018
Export Citation:
Assignee:
YANG JIANZHONG (CN)
International Classes:
B27D1/04; B32B3/14; B32B21/13
Foreign References:
| CN202021653U | 2011-11-02 | |||
| CN205735348U | 2016-11-30 | |||
| CN205130064U | 2016-04-06 | |||
| CN102971124A | 2013-03-13 | |||
| JP2011064001A | 2011-03-31 |
Attorney, Agent or Firm:
CHINA PATENT AGENT (HK) LTD. (CN)
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