Patent · US Active

Device and method for cutting off substrate of fragile material

US8276796B2 · kind B2 · utility

5Cited by
10References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 26, 2006
Grant dateOct 2, 2012
Priority date
Expiry dateMar 28, 2028

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T225/325
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A brittle material substrate cutting method and cutting apparatus are provided, which prevent cut faces of a brittle material substrate from contacting each other after the cutting in a break step of continuously cutting the brittle material substrate, so that a damage or contamination on the brittle material substrate due to the contact can be prevented.

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