Patent · US Expired

Cleaning apparatus and method

US6178974A · kind A · utility

29Cited by
15References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 17, 2000
Grant dateJan 30, 2001
Priority date
Expiry dateMay 17, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S134/902
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A cleaning apparatus includes a cleaning tank for reserving cleaning fluid, an object to be cleaned being immersed in the cleaning fluid, a vibrator for vibrating the cleaning fluid in the cleaning tank, and two micro-vibration sources for minutely vibrating the object to be cleaned in two different directions.

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