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:
Aug. 20, 2002
Filed:
Sep. 29, 1999
Tsutomu Iwata, Yakumo-mura, JP;
Shinji Notsu, Ohara-gun, JP;
Michiharu Ishihara, Ohara-gun, JP;
Hironori Rikiishi, Ohara-gun, JP;
Hoshizaki Denki Co., Ltd., Aichi, JP;
Abstract
A frozen dessert dispenser includes a heat-insulating box, a cooling unit for cooling an atmosphere in the heat-insulating box, a dispensing cylinder including a piston ascended and descended by an operating fluid and a pack accommodating chamber in which a frozen dessert pack is accommodated, a pump supplying and discharging the operating fluid to and from a pressure chamber defined in the dispensing cylinder, and a usually closed operating fluid introducing port disposed in the cylinder. The operating fluid introducing port is opened so that the operating fluid is introduced into the pressure chamber, when the piston reaches a bottom dead point.