Patent · US Expired

Cathode-ray tube supporting rack

US4929210A · kind A · utility

0Cited by
6References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 21, 1985
Grant dateMay 29, 1990
Priority date
Expiry dateOct 21, 2005

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J9/263
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A rack for supporting a cathode-ray tube during sealing of the screen portion of the tube to the bulb cone portion of the tube is disclosed. The rack includes tubing mounted to the rack through which gas can be blown into the tube. An exit end section of the tubing is of flexible design and includes a helical spring and a plurality of resilient leaf spring tongues for aligning the tubing in the neck of the cathode-ray tube.

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