Patent · US Expired

Nozzle assembly for air abrasion system

US6186422A · kind A · utility

9Cited by
7References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 23, 1999
Grant dateFeb 13, 2001
Priority date
Expiry dateAug 23, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S239/19
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A nozzle assembly for a hand piece in an air abrasion system for delivering an abrasive laden air stream to a surface, the nozzle assembly having a connecting member having a channel and being removably mountable to said hand piece, an arcuate conduit member having a channel, the conduit member secured to the connecting member and a nozzle member formed with the channel, the nozzle member mounted within the channel of the conduit member, the nozzle member defined by a tapered channel portion in fluid communication with the channel of the conduit member and a cylindrically-shaped channel portion in communication with said tapered channel portion for directing the abrasive laden air stream in a substantially cylindrically-shaped cross section to the surface to be abraded.

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