Patent · US Expired

Fluid seal assembly

US4239241A · kind A · utility

4Cited by
4References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 28, 1979
Grant dateDec 16, 1980
Priority date
Expiry dateAug 28, 1999

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16J15/36
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A fluid seal assembly to be mounted between a fixed part and a rotary shaft, comprising a slide ring secured to a resilient sealing member attached to the shaft and urged by a spring into engagement with a counter-ring secured to the fixed part, said slide ring having an axial extension embracing the resilient sealing member, wherein the slide ring has a smooth external surface which tapers inwardly in the direction remote from the sliding surface thereof.

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