Tape guide with wear resistant coating

US6570740B1 · kind B1 · utility

Assignees

• HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. · US
• Philips Semiconductor Gratkorn · AT

Inventors

• James C. Anderson · Eagle, US
• Darin D. Lindig · Boise, US
• Jeffrey S. McAllister · Boise, US
• Carl R. Hoerger · Boise, US
• Catherine Dinhobl · Wien, AT
• Martin Haupt · Aachen, DE
• Josef Summer · Neunkirchen, AT

Key dates

• Filing date: Aug 21, 2000
• Grant date: May 27, 2003
• Expiry date: Aug 24, 2021

Classification

• Technology area (CPC G): Physics
• CPC primary: G11B15/605
• WIPO field: Audio-visual technology
• WIPO sector: Electrical engineering

Abstract

A tape guide in which the corner geometry between the flanges and the hub prevents the tape from abruptly bumping the flange and in which the corner is coated with a very hard wear resistant material such as titanium aluminum nitride, tungsten carbide, silicon nitride, chromium nitride or diamond like carbon.