Patent · US Expired

Surface acoustic wave transmission device and method of manufacturing same

US4051448A · kind A · utility

25Cited by
3References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 14, 1975
Grant dateSep 27, 1977
Priority date
Expiry dateFeb 14, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/42
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

The present invention relates to the manufacture of surface acoustic wave transmission devices. The invention provides a method of cutting the edges of surface acoustic wave devices, which consists in directing on to that face designed to propagate said waves, a jet of abrasive particles.

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