Patent ID: 6162403
Filing Date: 2000-12-19
Classification: F01N

Abstract:
A vacuum bottle catalytic converter comprising:an inner housing, in which is mounted a primary catalyst substrate, said inner housing having a central section of a first diameter and end sections of a second diameter;a phase change material disposed about said inner housing central section;a phase change container having a central section and end sections, said container enveloping said phase change material, said phase change container end sections nesting circumferentially outwardly with said inner housing end sections;an absorber positioned adjacent each said end sections of said phase change container and said inner housing end sections, said phase container end sections, said inner housing end sections and said absorber being hermetically sealed together with a single weld joint;an outer housing having a central section and end sections, said outer housing central section being disposed around and spaced from said phase change container creating an annulus defined by said outer housing and said phase change container; anda tube concentrically inwardly nested with each said end sections of said outer housing and concentrically inwardly nested with said absorber, said absorber and said outer housing being welded to said tube.