Invention Grant
US07866180B2 Graded pressure apparatus for cooling food and beverages and methods of making the same 失效
用于冷却食品和饮料的分级压力装置及其制造方法

  • Patent Title: Graded pressure apparatus for cooling food and beverages and methods of making the same
  • Patent Title (中): 用于冷却食品和饮料的分级压力装置及其制造方法
  • Application No.: US11337340
    Application Date: 2006-01-23
  • Publication No.: US07866180B2
    Publication Date: 2011-01-11
  • Inventor: Diana Goodwin
  • Applicant: Diana Goodwin
  • Applicant Address: US FL Lake Worth
  • Assignee: Diana Goodwin
  • Current Assignee: Diana Goodwin
  • Current Assignee Address: US FL Lake Worth
  • Agent Ronald V. Davidge
  • Main IPC: F25D3/08
  • IPC: F25D3/08
Graded pressure apparatus for cooling food and beverages and methods of making the same
Abstract:
A self cooling container for a beverage includes a receptacle holding a refrigerant under pressure. When an outer cap of the container is opened, the refrigerant is exhausted, cooling the receptacle and the beverage surrounding it. The receptacle includes an inner receptacle member and one or more walls extending around the receptacle member, with spaces between adjacent walls being established at descending pressure values outward from the inner receptacle, which is held at a high pressure.
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