Tobacco flavor unit for electrical smoking article comprising fibrous mat
US5369723A · kind A · utility
522Cited by
17References
75Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 11, 1992 |
| Grant date | Nov 29, 1994 |
| Priority date | — |
| Expiry date | Sep 11, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24F40/46
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A tobacco flavor unit is provided for use in a smoking article for delivering to a smoker a tobacco flavor substance, the smoking article having electrical heating means disposed in a cavity. The tobacco flavor unit includes a carbon fibrous mat and tobacco flavor medium disposed on the mat for providing for the efficient generation of tobacco flavor substance. The carbon mat includes carbon fibers that are made from a precursor selected from the group consisting of rayon, pitch and polyacrylonitrile. A smoking article incorporating the tobacco flavor unit is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.