Patent · US Expired

Vibrating element for ultrasonic atomization having curved multi-stepped edged portion

US4726522A · kind A · utility

42Cited by
20References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 9, 1986
Grant dateFeb 23, 1988
Priority date
Expiry dateMay 9, 2006

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF23D11/345
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The present invention consists of a vibrating element for ultrasonic atomization formed around its inner or outer periphery with a multi-stepped edged portion having at least two steps, each edged portion defining an edge, the edged portions being supplied with liquid for atomization, wherein the multi-stepped edged portion includes successively connected continuous curved surfaces where the steps are partially formed with a curved surface.

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