Patent · US Expired

Electrical device for vaporizing volatiles

US4725712A · kind A · utility

24Cited by
5References
26Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 3, 1986
Grant dateFeb 16, 1988
Priority date
Expiry dateApr 3, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S261/89
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

An electrical device for vaporizing vaporizable material from a solid carrier comprising a feed passage whose rear wall is a heating plate and an L-shaped chimney extending through the feed passage, so that air is drawn in from the lower end of the chimney and passes out the upper end of the chimney after heating, together with vaporized material.

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