Accession Number : ADD000042
Title : Method of Making an Acoustic Window Including Filling Honeycomb Cells Individually.
Descriptive Note : Patent,
Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON D C
Personal Author(s) : Bealor,Jesse L , Jr
Report Date : 09 Oct 1973
Pagination or Media Count : 5
Abstract : The patent describes an improved acoustic window or lens comprising a metallic core element and a thermoplastic filler which is shaped to conform to complex curves. A method of manufacture is also disclosed, wherein voids in said core are filled with particles of thermoplastic and then heated to melt the particles into a fluid which hardens to fill the voids.
Descriptors : *Acoustic lenses, *Patents, Honeycomb structures, Honeycomb cores, Fillers, Thermoplastic resins, Manufacturing
Subject Categories : Acoustics
Distribution Statement : APPROVED FOR PUBLIC RELEASE