Accession Number:

ADD007436

Title:

Hermetic Electrical Feedthrough for Aluminum Housing and Method of Making Same.

Descriptive Note:

Patent,

Corporate Author:

DEPARTMENT OF THE AIR FORCE WASHINGTON DC

Personal Author(s):

Report Date:

1980-07-15

Pagination or Media Count:

4.0

Abstract:

A leak-tight joint between a Kovar ceramic feedthrough and an aluminum housing is obtained by electron beam welding a short length of the outside surface of the Kovar cylindrical shell of the feedthrough to a region of nickel deposited on a thin wall cylindrical tube of aluminum formed in the aluminum housing is disclosed.

Subject Categories:

  • Ceramics, Refractories and Glass
  • Metallurgy and Metallography
  • Fabrication Metallurgy

Distribution Statement:

APPROVED FOR PUBLIC RELEASE