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:
Apr. 23, 1991
Filed:
Feb. 13, 1990
Hiroshi Naganuma, of Gunma, JP;
Kenji Sato, of Gunma, JP;
Masashi Yamamoto, of Gunma, JP;
Toshiaki Kubota, of Gunma, JP;
Hiroshige Hayashi, of Gunma, JP;
Yoshirou Ishizaka, of Gunma, JP;
Sanyo Electric Co., Ltd., Osaka, JP;
Abstract
A low-temperature show case comprising an upper case having a front opening to be covered with revolving transparent glass doors, and a lower case having upper opening to be covered with slidable transparent glass doors, said upper case being constructed in the form of oriel with its transparent side walls oriented oblique towards the front opening, and being provided with an outlet for effusing cold air to form an air curtain just behind the opening, the outlet having larger width than the front opening so as to prevent the ambient air to flow into the case.