Patent · US Expired

Method and apparatus for machining hard, brittle and difficultly-machinable workpieces

US4839996A · kind A · utility

6Cited by
4References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 9, 1987
Grant dateJun 20, 1989
Priority date
Expiry dateNov 9, 2007

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB24B1/00
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

Machining of a hard, brittle and difficultly-machinable workpiece by a grinding wheel made of superabrasive grains. The grinding wheel is rotated at a peripheral speed of 1000 to 5500 m/min., and the grinding wheel and the workpiece are moved relative to each other in the machining direction at a feed speed of at least 30 mm/sec.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.