Patent · US Expired

Optically improved diamond wire die

US5465603A · kind A · utility

61Cited by
7References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 5, 1993
Grant dateNov 14, 1995
Priority date
Expiry dateNov 5, 2013

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB21C3/025
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A die for drawing wire of a predetermined diameter comprising an optically non-opaque CVD diamond body having a thermal conductivity greater than 4 watts/cm-K with an opening extending through said body and having a wire bearing portion of substantially circular cross-section determinative of the diameter of the wire.

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