Heat retaining article
US4547906A · kind A · utility
118Cited by
8References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 27, 1983 |
| Grant date | Oct 22, 1985 |
| Priority date | — |
| Expiry date | Jun 27, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S2/03
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
The heat retaining article according to the invention comprises at least one inflatable envelope attached on a sheet material. The envelope is made of an air-impermeable sheet which is produced by treating a cloth with at least one synthetic or natural rubber. The heat retaining property of the article can be controlled by adjusting the amount of air filled in the envelope.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.