Patent · US Expired

Mobile combustion exhaler for the vaporization of insecticide or perfumed substances having a low vapor pressure and combustible refill for said exhaler

US6783081B2 · kind B2 · utility

22Cited by

9References

24Claims

0Family size

Assignee

ZOBELE HOLDING SPA · IT

Inventors

Andrea Pedrotti · Trento, IT
Filippo Stenico · Trento, IT
Walter Sordo · Trento, IT

Key dates

Filing date	Aug 16, 2001
Grant date	Aug 31, 2004
Priority date	—
Expiry date	Mar 27, 2022

Classification

Technology area (CPC A)Human Necessities
CPC primaryA01M2200/012
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A combustion exhaler for the vaporization of an insecticide or perfumed substance, comprises a housing (1, 2) having intake and exit vents (4), and a solid porous combustible element (6, 9) impregnated with said substance, placed inside said housing between said intake and exit vents, and fixed onto appropriate support means. The combustible element shows a high ratio between the mass of the active substance and the mass of the combustible element and, in one embodiment, a low mass/length ratio.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.