|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||626/15 ; 620/471 ; 620/512 ; 602/616 ; 602/911|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 57 인용 특허 : 6|
An apparatus for liquefying and storing a gas is provided. The apparatus is adapted to liquify relatively small quantities of gas, and to do so in a residence or place of business. The apparatus generally includes a cryocooler, a heat transfer assembly, and an insulated subsystem. Liquid condensate produced by the apparatus is stored in an insulated dewar. The method of the present invention includes the liquification of air or an enriched gas on a small scale in a residence or place of business. The method and apparatus of the invention are particularly...
[ What is claimed is:] [1.]1. An apparatus for producing and storing liquid gas comprising:a device for supplying a feed gas;a cryocooler, wherein said cryocooler includes a cold finger;a heat exchanger assembly cooled by said cryocooler, wherein said heat exchanger assembly comprises:an inner helix disposed about a periphery of said cold finger;an inner sheath disposed about said inner helix to form a feed gas conduit;a cooling fin thermally interconnected to said cold finger; anda dewar, surrounding at least a portion of said heat exchanger assembly, w...