Patent · US Expired

Cathode ray tube base

US4040708A · kind A · utility

12Cited by
5References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 2, 1976
Grant dateAug 9, 1977
Priority date
Expiry dateJul 2, 1996

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J29/92
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A base for a cathode ray tube includes a rubber washer having apertures of a size to fix over the glass nubbins surrounding the bottom of the tube pins where they exit from the neck of the tube. The base also includes a walled rim which contains the washer.

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