PRESTRESS STRUCTURAL MATERIAL FORMED BY REORGANIZATION WITH POLYGONAL ORIGINAL BAMBOO AND THE MANUFACTURING METHOD
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United States of America Patent
Stats
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N/A
Issued Date -
Jun 23, 2011
app pub date -
Jun 1, 2009
filing date -
Aug 22, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention provides a prestress structural material formed by reorganization with polygonal bamboo units and the manufacturing method for it, the manufacturing method includes manufacturing substrate of prestress structural material formed by reorganization with polygonal bamboo units, and the adding of reinforcement material. Bamboo unit undergoes boiling with chemical solution, drying, and then milling the unit on its outer surface, in order to make it become polygonal bamboo segment, arranging abreast side by side in cross-section direction and longitudinally elongating by finger joints, after all, the substrate of prestress structural material formed by polygonal original bamboo units is formed; after those, extending the lacing wire through all or part of bamboo unit of substrate, and the high-strength baffles are disposed on both ends of substrate, fastening both ends of tautened substrate on baffles by anchors or nuts, allowing the lacing wire act as reinforcement material, then the prestress structural material is formed. The invention makes full use of the structure and physical characteristic of original bamboo, and the prestressed effect generated by lacing wire, the environmental friendly structural material with high-intensity, large span, low power, which effectively alleviates the contradiction between China's timber supply and demand, and partially substitutes for concrete and steel materials, it has broad development prospect.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
BEIJING FORESTRY MACHINERY RESEARCH INSTITUTE OF THE FORESTRY ADMINISTRATION | XINGYUAN CENTURY BUILDING NO 20 ANYUAN ROAD CHAOYANG DISTRICT BEIJING 100029 |
International Classification(s)

- 2009 Application Filing Year
- B27J Class
- 2 Applications Filed
- 1 Patents Issued To-Date
- 50 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Fu, Wansi | Beijing, CN | 1 | 1 |
# of filed Patents : 1 Total Citations : 1 | |||
Yu, Ying | Beijing, CN | 77 | 476 |
# of filed Patents : 77 Total Citations : 476 | |||
Zhou, Jianbo | Beijing, CN | 30 | 1220 |
# of filed Patents : 30 Total Citations : 1220 |
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Patent Citation Ranking
- 1 Citation Count
- B27J Class
- 0 % this patent is cited more than
- 14 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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