Title:
発熱具
Document Type and Number:
Japanese Patent JP6833336
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a heating implement capable of improving a use feeling at a low cost without remarkably decreasing strength.SOLUTION: A heating implement 1 includes an exothermic composition 2 generating heat by contacting air, and a bag body 3 for sealing the exothermic composition 2. The bag body 3 has no adhesive layer on the surface, and is composed of two sheet materials 30 and 31. The one first sheet material 30 has non-stretchability and is formed with a plurality of holes, and the other second sheet material 31 has stretchability, and can be stretched in at least one direction of a first direction (longitudinal direction) and a second direction (width direction) orthogonal to the first direction.SELECTED DRAWING: Figure 6
Inventors:
Goro Sonoda
Application Number:
JP2016070942A
Publication Date:
February 24, 2021
Filing Date:
March 31, 2016
Export Citation:
Assignee:
KOBAYASHI PHARMACEUTICAL CO.,LTD.
International Classes:
A61F7/03
Domestic Patent References:
| JP2010051690A | ||||
| JP62217961A | ||||
| JP63158321U | ||||
| JP2010158507A | ||||
| JP2013042963A | ||||
| JP2008110190A |
Foreign References:
| US20040199231 |
Attorney, Agent or Firm:
Patent Business Corporation Saegusa International Patent Office