Heat generating body
US4516564A · kind A · utility
99Cited by
7References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 14, 1982 |
| Grant date | May 14, 1985 |
| Priority date | — |
| Expiry date | Sep 14, 2002 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F7/034
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A heat generating body suitable for use as a body warmer or the like. The heat generating body is composed of a closed bag locally provided with at least one air permeable portion constituted by a group of fine pores of a diameter equivalent of not more than 20 microns, and a heat generating composition accommodated in the bag.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.