The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 20, 1993
Filed:
Sep. 11, 1990
Shigemi Okamoto, Gunma, JP;
Tokutarou Mase, Tochigi, JP;
Sanyo Electric Co., Ltd., Osaka, JP;
Abstract
A low-temperature storage case having; a food storage room inside a thermally good conductive inner box which is surrounded by a thermally insulating outer box, and a cold-air circulation space between the two boxes; and a refrigeration unit disposed in the cold-air circulation space. Ethylene adsorbing members are provided on at least a portion of the inner box with one surface of each ethylene adsorbing member is exposed to the storage room and other surfaces exposed to the cold-air circulation space so as to adsorb ethylene gas in the storage room. In order to re-activate the ethylene adsorptibity of the adsorbing members, ther are provided; ventilation holes in the outer box; a heater disposed in the cold-air circulation space; and a ventilation unit mounted on the outer box for ventilating the cold-air circulation space as required.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile