Title:
SPECIAL-SHAPED KEEL AND COMBINED KEEL THEREOF
Document Type and Number:
WIPO Patent Application WO/2017/181405
Kind Code:
A1
Abstract:
A special-shaped keel (1) and a combined keel (2) thereof. A first sheet (10) of the special-shaped keel (1) is provided with a column of bendable protruding pieces (11) and a column of rectangular apertures (12) that are parallel to the protruding pieces (11), and a protrusion (13) and a groove (14) are provided between the protruding pieces (11) and the rectangular apertures (12); the side of the protrusion (13) that is adjacent to the groove (14) is a first convex side (131), the side of the groove (14) that is adjacent to the protrusion (13) is a first concave side (141); the distance between the first convex side (131) and a first end (101) of the first sheet (10) and the distance between the first convex side (131) and a second end (102) of the first sheet (10) are L1 and L2, respectively, L1 and L2 satisfying the following relationship: ︱L1-L2︱＝L+d; L is the distance between the first concave side (141) and the first convex side (131), and d is the thickness of the material of the special-shaped keel (1). The keel is acoustic-insulating, heat-insulating and shockproof, and has excellent connection stability and support strength.
Inventors:
ZHOU JIANZHONG (CN)
KONG QINGGUO (CN)
DING YANLING (CN)
ZHAO YUNFENG (CN)
DANG LIANJUN (CN)
KONG QINGGUO (CN)
DING YANLING (CN)
ZHAO YUNFENG (CN)
DANG LIANJUN (CN)
Application Number:
PCT/CN2016/079995
Publication Date:
October 26, 2017
Filing Date:
April 22, 2016
Export Citation:
Assignee:
BEIJING NEW BUILDING MAT PUBLIC LTD CO (CN)
International Classes:
E04B2/78; E04B9/06
Foreign References:
| CN203701343U | 2014-07-09 | |||
| CN203383375U | 2014-01-08 | |||
| KR200465395Y1 | 2013-02-18 | |||
| EP2374956A1 | 2011-10-12 |
Attorney, Agent or Firm:
BOXIN CHINA INTELLECTUAL PROPERTY (CN)
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