Patent · US Expired

Lip seal assembly

US5727794A · kind A · utility

7Cited by
6References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 1996
Grant dateMar 17, 1998
Priority date
Expiry dateJun 7, 2016

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16J15/002
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A seal assembly (1) wherein two sealing rings (2) of the same shape and size are connected integral with each other, coaxially with a common axis (3), and in a position wherein they are rotated in relation to each other about the common axis (3); the sealing rings (2) presenting respective sealing lips (8) defining an annular cavity (25), and being so spaced as to define a passage (26) connecting the annular cavity (25) to the outside.

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