U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Method of dressing a plated cubic boron nitride grinding wheel

Patent 4476656 Issued on October 16, 1984. Estimated Expiration Date: Icon_subject November 18, 2001. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3691707

Method for the profiling of grinding wheels and apparatus therefor
Patent #: 4182082
Issued on: 01/08/1980
Inventor: Meyer

Polycrystalline cubic boron nitride abrasive and process for preparing same in the absence of catalyst
Patent #: 4289503
Issued on: 09/15/1981
Inventor: Corrigan

Compact dressing tool Patent #: 4300522
Issued on: 11/17/1981
Inventor: Henry ,   et al.

Inventor

Assignee

Application

No. 06/322346 filed on 11/18/1981

US Classes:

451/56, With tool treating or forming125/11.01Grinding-wheel dressing

Examiners

Primary: Whitehead, Harold D.

Attorney, Agent or Firm

International Class

B24B 53/00 (20060101)

Abstract

A dressing method has been devised for plated grinding wheels having relatively coarse mesh microcrystalline cubic boron nitride abrasive. The method comprises lightly grinding cemented metal carbide (e.g. cobalt cemented tungsten carbide) with the grinding wheel before grinding the intended workiece. Wheels dressed in this manner have been found to obtain good surface finishes (16-18 RMS) while maintaining a free cutting aggressive action which gives high grinding rates.

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