Grinding and polishing tool

US9381618B2 · kind B2 · utility

Assignees

• SAINT-GOBAIN ABRASIVES, INC. · US
• SAINT-GOBAIN ABRASIFS · FR

Inventors

• Rajesh Kaul · Shrewsbury, US
• John Tunstall · Buffalo Grove, US
• Shivshankar Sivasubramanian · Lowell, US
• Srinivasan Ramanath · Holden, US
• Rachana Upadhyay · Shrewsbury, US
• Arup K. Khaund · Northborough, US
• Yinggang Tian · Shrewsbury, US
• John Pearlman · Berlin, US
• Michael D. Cheng · McLeansboro, US
• Cecile O. MEJEAN · Marlborough, US

Key dates

• Filing date: Apr 22, 2014
• Grant date: Jul 5, 2016
• Expiry date: Apr 22, 2034

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B24D5/10
• WIPO field: Machine tools
• WIPO sector: Mechanical engineering

Abstract

A grinding tool includes a shank having an axis, and at least two abrasive portions mounted directly to and in contact with the shank without a hub therebetween. Each of the abrasive portions has a substantially identical profile formed therein.