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:
May. 20, 2025
Filed:
Jun. 15, 2022
Phc Holdings Corporation, Tokyo, JP;
Tadashi Okada, Saitama, JP;
PHC Holdings Corporation, Tokyo, JP;
Abstract
A refrigeration apparatus performs refrigeration by freezing circuitry using refrigerant. The refrigeration apparatus includes: an inner door that is provided with a thermal insulation material inside; a case section that includes a peripheral edge section facing a perimeter section of the inner door while the inner door is closed, and that is refrigerated inside by the refrigerant; a packing that is pressed between the perimeter section of the inner door and the peripheral edge section while the inner door is closed; a pipe that is placed along the peripheral edge section, and that circulates the refrigerant warmed by a compression effect of a compressor; and an outer door that covers the inner door while the inner door is closed.