Patent · US Expired

Mechanical seals

US4343479A · kind A · utility

8Cited by
5References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 12, 1980
Grant dateAug 10, 1982
Priority date
Expiry dateNov 12, 2000

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16J15/3496
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A mechanical seal mounted in a compressor comprises a rotating sealing ring, a stationary mating ring and means for pressing the sealing ring against the mating ring. The mating ring is of hardened bearing steel.

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