Color or scent modified flame pocket lighters
US4895511A · kind A · utility
Inventor
Key dates
| Filing date | Oct 24, 1988 |
| Grant date | Jan 23, 1990 |
| Priority date | — |
| Expiry date | Oct 24, 2008 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF23Q2/161
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A pocket lighter capable of providing a vividly colored or scent modified flame basically includes a fluid containment portion, a fuel combustion portion, a valve unit and an igniter. The fluid containment portion has a first compartment containing pressurized fuel, a second compartment containing flame colorant or scenting liquid, and lines for conducting fuel from the first compartment to the fuel combustion portion and for conducting modification liquid from the second compartment to the fuel combustion portion via the valve unit. In preferred embodiments, the second compartment is a flexible bag enveloped by the first compartment and immersed in the pressurized fuel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.