Title:
BAGGED SPRING STRING, BAGGED SPRING MATTRESS CORE, AND MATTRESS
Document Type and Number:
WIPO Patent Application WO/2021/103182
Kind Code:
A1
Abstract:
A bagged spring string (10), a bagged spring mattress core, and a mattress (20). The bagged spring string (10) comprises: springs (120); cloth (110), the cloth (110) being folded and provided with welding seams (111) to form a plurality of adjacent cloth bags (112), the top and/or the bottom of each cloth bag (112) being provided with openings (113), and the springs (120) being contained in the cloth bags (112), respectively; and sutures (130), which are arranged at the tops and/or the bottoms of the cloth bags (112) along a length direction of the bagged spring string (10), the openings (113) being sewn to enable the springs (120) to be wrapped and packaged in the cloth bags (12) in a compressed state. The bagged spring mattress core is formed by connecting and combining bagged spring strings (10); the mattress (20) comprises a mattress cover (210) and the bagged spring mattress core; openings are formed on the tops and/or the bottoms of the cloth bags (112) and are sewn by means of the sutures (130); when the sutures (130) are removed, the springs (120) can be quickly separated from the cloth bags (112), and metal materials and cloth can be separated without special technical means; the operations are convenient and quick, the material separation efficiency is high, and garbage classification and environmental protection are facilitated.
Inventors:
TAN ZHIMING (CN)
LIANG JIE (CN)
TAN ZHILIANG (CN)
LIANG JIE (CN)
TAN ZHILIANG (CN)
Application Number:
PCT/CN2019/125147
Publication Date:
June 03, 2021
Filing Date:
December 13, 2019
Export Citation:
Assignee:
GUANGZHOU LIANROU MACHINERY & EQUIPMENT CO LTD (CN)
International Classes:
A47C27/06
Domestic Patent References:
| WO2016149302A1 | 2016-09-22 |
Foreign References:
| CN109092864A | 2018-12-28 | |||
| CN107692646A | 2018-02-16 | |||
| CN206889540U | 2018-01-16 | |||
| CN1803069A | 2006-07-19 | |||
| CN103156439A | 2013-06-19 | |||
| CN2834320Y | 2006-11-08 | |||
| JPH05176831A | 1993-07-20 | |||
| JPH1190063A | 1999-04-06 | |||
| US9060616B2 | 2015-06-23 |
Other References:
See also references of EP 3881719A4
Attorney, Agent or Firm:
JIAQUAN IP LAW FIRM (CN)
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