Title:
A cushion in which an automatic restoration type air tube was built in, and a manufacturing method for the same
Document Type and Number:
Japanese Patent JP6251397
Kind Code:
B2
Abstract:
The present invention relates to a cushion having embedded automatically-charging air tubes and a method for manufacturing same, and more specifically, to a cushion having embedded automatically-charging air tubes usable as cushioning materia1 in bedding including beds and pillows, and various seats, and to a method for manufacturing the cushion having embedded automatically-charging air tubes. The present invention intends to provide the cushion having embedded automatically-charging air tubes and the method for manufacturing same, by arranging air tubes uniformly spaced apart inside a cavity of a mold for manufacturing a cushion, and foam-mo1ding by injecting a cushion materia1 inside the cavity in the mo1d, so that the cushion materia1 surrounds the air tubes whi1e integrally adhering to the outer surface of the air tubes. As a resu1t, air can be automatically charged inside the air tubes and cushioning force with high elasticity can be provided, whi1e enabling even distribution of a load by integrally forming the air tubes and the cushion materia1.
Inventors:
Eui-Shin HAM
Woo-Sung HAM
Woo-Sung HAM
Application Number:
JP2016538841A
Publication Date:
December 20, 2017
Filing Date:
August 21, 2014
Export Citation:
Assignee:
Eui-Shin HAM
Woo-Sung HAM
Woo-Sung HAM
International Classes:
A47C27/14; A47C27/08; B29C39/10
Domestic Patent References:
| JP2086352U | ||||
| JP10502850A | ||||
| JP47041202Y1 | ||||
| JP2000354526A | ||||
| JP5261742A | ||||
| JP2005161539A | ||||
| JP2002159374A | ||||
| JP62156913A |
Foreign References:
| KR1020040065811A |
Attorney, Agent or Firm:
Mitsuo Tanaka
Hiroshi Yamazaki
Yoshiyuki Maebori
Noriyuki Iwaki
Hiroshi Yamazaki
Yoshiyuki Maebori
Noriyuki Iwaki