Patent · US Expired

Card cage assembly

US4013928A · kind A · utility

8Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 24, 1974
Grant dateMar 22, 1977
Priority date
Expiry dateApr 24, 1994

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K7/1425
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An improved card cage assembly used in data processing equipment to hold printed wire boards containing electrical circuitry. The improved assembly has a rear bar and a front bar with extruded channels formed therein. The channels receive thread-forming screws and a nut strip for ease in construction and for the elimination of back panel stresses.

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