Patent · US Expired

Access device unit for installed pin grid array

US4676564A · kind A · utility

17Cited by
7References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 28, 1985
Grant dateJun 30, 1987
Priority date
Expiry dateOct 28, 2005

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K7/1084
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A flexible thin film plastic access unit for placement under a pin grid array installed on a printed circuit board. The access unit provides extending exterior flaps having probe-accessible contact pads which connect electrically to each one of the underside pins of the pin grid array and permit identification of each pin that is probed.

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