Title:
POCKET COIL
Document Type and Number:
Japanese Patent JP2021194034
Kind Code:
A
Abstract:
To prevent a cutting line for recycling dismantling from being broken during production or use; and to prevent a worm or dust from entering the inside of a pocket coil from the cutting line.SOLUTION: A pocket coil 100 is provided inside a mattress. The pocket coil 100 includes a bag body 10 provided in a row with many coil spring housing chambers 2, and many coil springs 3 stored one by one in each coil spring housing chamber 2. The bag body 10 comprises a nonwoven fabric 1, and has a cutting line 4 comprising a non-penetrating melting wire.SELECTED DRAWING: Figure 1
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Inventors:
IKENO KOJI
Application Number:
JP2020099975A
Publication Date:
December 27, 2021
Filing Date:
June 09, 2020
Export Citation:
Assignee:
MATSUSHITA IND CO LTD
International Classes:
A47C27/045; A47C27/07
Domestic Patent References:
| JP2019162203A | 2019-09-26 | |||
| JP2005065726A | 2005-03-17 | |||
| JP2012095785A | 2012-05-24 |
Foreign References:
| GB2576216A | 2020-02-12 |
Attorney, Agent or Firm:
Katsunori Sugimoto
Tadayuki Tsuji
Tadayuki Tsuji