Patent · US Expired

Mechanical seal lubrication improvement

US4804194A · kind A · utility

4Cited by
5References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 1987
Grant dateFeb 14, 1989
Priority date
Expiry dateOct 15, 2007

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16J15/162
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

An improved lubricating system for mechanical seal assemblies in which baffle means are positioned closely adjacent to the seal faces forming restricted passages for the flow of lubricating fluid under pressure to the opposing seal faces especially when the pressure of the product fluid is relatively low.

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