Sealing device

US6155574A · kind A · utility

Assignee

• ALFA LAVAL CORPORATE AB · SE

Inventors

• Leonard Borgstrom · Tyresö, SE
• Claes-Goran Carlsson · Höör, SE
• Peter Franzen · Tullinge, SE
• Claes Inge · Hagfors, SE
• Torgny Lagerstedt · Stockholm, SE
• Hans Moberg · Stockholm, SE
• Stefan Szepessy · Stockholm, SE
• Mikael Sundström · Stockholm, SE

Key dates

• Filing date: Oct 27, 1997
• Grant date: Dec 5, 2000
• Expiry date: Oct 27, 2017

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S277/928
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A sealing device (4) is provided for sealing between a first member (1) and a second member (2) and comprises a first sealing element (10), provided on the first member and extending thereabout towards the second member, and a second sealing element (20), provided on the second member and extending towards the first member without direct contact with the first sealing element (10). The first sealing element (10) comprises a first flange member (12) extending towards the first member (1) forming a first chamber (13) and the second sealing element (20) comprises a second flange member (22) extending towards the second member (2) and forming a second chamber (23). The flange members (12, 22) are provided overlapping each other in such a manner that the first flange member (12) extends in the second chamber (23) and the second flange member (22) extends in the first chamber (13).