Accession Number : ADD013666

Title :   Thermal Vacuum Heater Array Apparatus.

Descriptive Note : Patent, Filed 1 Apr 86, patented 15 Dec 87,

Corporate Author : DEPARTMENT OF THE AIR FORCE WASHINGTON DC

Personal Author(s) : Allen, John E ; Glover, John D ; Shepherd, Clayton C , Jr

Report Date : 15 Dec 1987

Pagination or Media Count : 6

Abstract : An electric resistance heater array having an open metal frame with multiple heater wires of heavy gauge, U-shaped Nichrome wire that are vertically spaced across the panel. The lower vertical portions of the heater wire are encased in ceramic sleeves which insulate the wire from the small apertures in the metal frame that support the wire by its constraints upon side to side and fore to aft movement.

Descriptors :   *ARRAYS, *ELECTRIC HEATERS, *ELECTRICAL RESISTANCE, *PATENTS, APERTURES, CERAMIC MATERIALS, CHROMIUM ALLOYS, FRAMES, GAGES, HEATERS, METALS, NICKEL ALLOYS, SIDES, SLEEVES, WIRE

Subject Categories : Electrical and Electronic Equipment

Distribution Statement : APPROVED FOR PUBLIC RELEASE