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US 6,655,760 B1Granted
Cold storage
AssigneeSanyo Electric Co., Ltd.
InventorsYasushi Sakata, Yasuhide Watanabe, Kazuhiko Okazaki, Toshimi Hosokawa
Life of this patent
Estimating the term…
Abstract
There is disclosed a cold storage which improves a door insulating performance, and which is preferable particularly for low-temperature insulation of chemicals, and the like. A low-temperature insulating showcase is formed by openably closing a storage chamber opening constituted in an insulation box by a door, the door is constituted of a transparent panel and a see-through composite layer glass, and a panel is detachably attached to the storage chamber side of the composite layer glass.
Claims10
A cold storage case comprising:
- an insulated housing forming a storage chamber having an opening;
- a door to selectively open and close said storage chamber opening, said door having
- an opening for a transparent see-through wall surrounded by an insulating wall formed by upper, lower and connecting side panels each molded of insulating material with the end section of each insulating panel formed with walls in a staircase shape that oppose, engage and are bonded to the walls of a mating end section of corresponding staircase shape of an adjacent insulation panel;
- a plate of a hard material on the inside of said door covering said upper, lower and side panels of insulating material, and wherein at least a portion of said plate that covers said upper, lower and side panels of insulating material is spaced from the respective panel;
- and
- a transparent wall held within said door opening.
3 more elements
A cold storage case comprising:
- an insulated housing forming a storage chamber having an opening;
- a door to selectively open and close said storage chamber opening, said door having
- an opening for a transparent see-through wall surrounded by an insulating wall formed by upper, lower and connecting side panels each molded of insulating material with the end section of each insulating panel formed with walls in a staircase shape that oppose, engage and are bonded to the walls of a mating end section of corresponding staircase shape of an adjacent insulation panel;
- a plate of a hard material on the inside of said door covering said upper, lower and side panels of insulating material;
- an auxiliary panel detachably mounted to said plate behind and covering said transparent wall on the side of said storage chamber;
- a transparent wall held within said door opening;
- and
- clips for detachably mounting said auxiliary panel to said plate.
5 more elements
Dependencies are inferred from the claim text.