Patent · US Expired

Abradable seal having a cut pattern

US6203021A · kind A · utility

39Cited by
37References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 12, 1999
Grant dateMar 20, 2001
Priority date
Expiry dateMay 12, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T50/60
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

An abradable seal is provided utilizing a laser to cut a pattern into the surface effective to improve abradability in the area of the pattern.

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