Title:
PRESTRESSED CONCRETE LONGITUDINAL SLEEPER
Document Type and Number:
WIPO Patent Application WO/2016/095782
Kind Code:
A1
Abstract:
Disclosed is a prestressed concrete longitudinal sleeper, comprising a pair of concrete longitudinal beams (1) and a plurality of concrete connection boards (2) transversely connected between the pair of concrete longitudinal beams (1). The plurality of concrete connection boards (2) are arranged at intervals along the lengthwise direction of the concrete longitudinal beams (1) and are integrally formed with the concrete longitudinal beams (1) by pouring. Prestressed tendons (3) are transversely provided in the prestressed concrete longitudinal sleeper, and the prestressed tendons (3) penetrate through and are connected to the concrete longitudinal beams (1) and the concrete connection boards (2). The prestressed concrete longitudinal sleeper improves the flexural performance, has a simple structure and is convenient to manufacture.
Inventors:
QI LIN (CN)
YAN AN (CN)
YAN AN (CN)
Application Number:
PCT/CN2015/097309
Publication Date:
June 23, 2016
Filing Date:
December 14, 2015
Export Citation:
Assignee:
QI LIN (CN)
International Classes:
E01B3/38; E01B3/00; E01B3/28; E01B3/32; E01B3/34
Foreign References:
| CN204343109U | 2015-05-20 | |||
| CN102146643A | 2011-08-10 | |||
| CN201648880U | 2010-11-24 | |||
| CN203307688U | 2013-11-27 | |||
| CN102619145A | 2012-08-01 | |||
| JP3987875B1 | 2007-10-10 |
Attorney, Agent or Firm:
INNOTRACK INTELLECTUAL PROPERTY LAW FIRM (CN)
北京英创嘉友知识产权代理事务所（普通合伙） (CN)
北京英创嘉友知识产权代理事务所（普通合伙） (CN)
Download PDF:
Previous Patent: FULLY-AUTOMATED MECHANICAL ENERGY-STORAGE POWER SUPPLY SYSTEM
Next Patent: T CELL RECEPTOR FOR IDENTIFYING EB VIRUS SHORT PEPTIDE
Next Patent: T CELL RECEPTOR FOR IDENTIFYING EB VIRUS SHORT PEPTIDE