专利名称：Insulating box and a method for its
manufacture
发明人：Zenichi Kakinuma,Masashi
Yamamoto,Katsumi Nakada,YasuoNoda,Michihisa Hama,Masahiro Nakamura
申请号：US07/479378申请日：19900213公开号：US04962865A公开日：19901016
摘要：In manufacturing an insulating box used for a low-temperature show casehaving a slidable transparent windows on the top opening thereof, a recess is formed onthe upper front ends of inner and outer boxes of an insulating box, said recess beingprovided with a frame covering the gaps between said inner and outer boxes and having agroove for receiving therein a multi-layer transparent panel. After the multi- layertransparent panel is installed in the groove and fixed with a fixation frame, an expandableinsulating material is injected into the spaces between said inner and outer boxes to formsaid insulating box.
申请人：SANYO ELECTRIC CO., LTD.
代理机构：Darby & Darby
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