Patent ID: 11889223
Assignee: RAYTHEON COMPANY
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 23:
24. A method for forming a cooled infrared camera, the method comprising:
forming a header, which comprises:
explosively welding a first flange to a first end of a first sidewall; and
explosively welding a second flange to a second end of the first sidewall;

explosively welding a base connected to a coldfinger to the second flange of the header;
joining the base and the second flange of the header to a warm end;
joining a platform to the coldfinger;
positioning an infrared sensor assembly on the platform;
connecting a coldshield having an optical filter to the platform over the infrared sensor assembly;
forming a window housing, which comprises:
soldering a window to a plate at an opening of the plate;
explosively welding the plate to a first end of a second sidewall; and
explosively welding a third flange to a second end of the second sidewall; and

welding the third flange of the window housing to the first flange of the header to form a hermetically sealed chamber within the window housing and the header.