Hand-held smoker's device for sidestream smoke control
US6158530A · kind A · utility
24Cited by
8References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 28, 1998 |
| Grant date | Dec 12, 2000 |
| Priority date | — |
| Expiry date | Oct 28, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24F13/00
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A cigarette combustion unit for the use in a hand-held cigarette smoke filtering device for filtering sidestream smoke emitted from a cigarette burning in the unit comprising: i) an elongate closed combustion chamber for a burning cigarette, a lower wall portion of the combustion chamber at least having an air porous portion to permit air to enter the combustion chamber, ii) a cigarette holder in an end of the combustion chamber for holding a cigarette in the combustion chamber with its burning end spaced from chamber interior wall surfaces, and iii) a sidestream smoke outlet in the end above the cigarette holder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.