Patent · US Expired

Attaching metal tape to a conductive plastic film overlaying a cathode-ray tube screen

US6139389A · kind A · utility

3Cited by
12References
12Claims
0Family size

Assignees

Inventors

Key dates

Filing dateDec 16, 1997
Grant dateOct 31, 2000
Priority date
Expiry dateDec 16, 2017

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29L2031/3475
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A display device comprising a cathode-ray tube, a conductive plastic film overlaying a screen of the cathode ray tube, and a conductive metal tape which is ultrasonically welded to the plastic film to establish an electric connection between the metal tape and the plastic film.

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