Patent attributes
An object is to provide a low-temperature storage capable of further dividing a medium storage chamber divided by a medium partition into upper/lower small sections (small storage chambers) by adding of an optional component and changing of an inner door, and the storage comprising; a thermal insulation box main body having an opening in a front surface thereof; a thermal insulating door openably/closably attached to the thermal insulation box main body; a medium partition which divides the opening into upper/lower medium openings; a shelf which divides a storage chamber formed by the thermal insulating door and the main body into upper/lower chambers in a position of the medium partition; a cooling device which cools the storage chamber; a metallic optional partition member which further divides the medium openings into upper/lower openings; a frame member formed of a resin and attached to a front part of the partition member to support an optional gasket; and a plurality of inner doors which openably close small openings divided by the partition member.