Patent · US Expired

Lubricant detector and measuring device

US4503806A · kind A · utility

35Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 1984
Grant dateMar 12, 1985
Priority date
Expiry dateFeb 3, 2004

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N15/10
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A detector and measuring device for determining the presence and number of lubricant particles in a flow of air directed onto the surface of a disc to coat the disc with a thin layer of the lubricant. The detector includes means for removing a portion of the air containing the lubricant particles from the coating chamber, means for diluting the air containing the lubricant particles with additional clean air and means for passing diluted air through a particle counter which detects and counts the particles of lubricant.

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