B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
B65D 81/38 (2006.01) B65D 13/02 (2006.01) B65D 77/04 (2006.01)
Patent
CA 2464190
The present invention provides a vacuum insulating double vessel having transparent slits and a method for manufacturing the same which can form transparent slits safely and simply without using any particular equipment and particular chemical and which can be mass-produced at a low cost. This vacuum insulating double vessel includes a vacuum insulating layer provided between an inner vessel and an outer vessel of the double vessel made of a transparent material, and metal films applied to the outer surface of the inner vessel and the inner: surface of the outer vessel which face the vacuum insulating layer, and the vacuum insulating double vessel comprises strip-shaped metal film unapplied portions in a vessel height direction in the metal film applied portions, and a plurality of opening vestiges, on the outer vessel, which result from sealing a plurality of openings used for injecting and discharging chemical solutions for applying the metal films, and used as air passages.
Fujii Takafumi
Otsuka Eiji
Marks & Clerk
Thermos K.k.
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