Seal ring of a mechanical seal assembly having properties extending the running time, and method for the production thereof

US9556960B2 · kind B2 · utility

Assignees

• EagleBurgmann Germany GmbH & Co. KG · DE
• Max-Planck-Gesellschaft zur Föderung der Wissenschaften e.V. · US

Inventors

• Jorg Thelke · Wolfratshausen, DE
• Rudolf Schicktanz · Wolfratshausen, DE
• Joachim Otschik · Aschaffenburg, DE
• Peter Droscher · Geretsried, DE
• Ferdinand Werdecker · Walchensee, DE
• Klaus Lang · Munster, DE
• Thomas Keller · Morges, CH
• Berthold Schulten · Geretsried, DE
• Peter Haselbacher · Munich, DE
• Rolf Johannes · Wolfratshausen, DE
• Sven Meier · Brussels, BE
• Stefan Schnakenberg · Schallstadt, DE

Key dates

• Filing date: Aug 2, 2012
• Grant date: Jan 31, 2017
• Expiry date: Nov 24, 2032

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F16J15/3404
• WIPO field: Mechanical elements
• WIPO sector: Mechanical engineering

Abstract

A seal ring for a mechanical seal, comprising a base body, a first layer applied to a first face side of a base body, and a second layer applied to a second face side of the base body. At least one of the layers is configured as a slide surface of the seal ring.