Milk frothing with pressurized gas

Patent metadata

Field	Value
Publication number	US-9060646-B2
Application number	US-201113980786-A
Country	US
Kind code	B2
Filing date	Dec 7, 2011
Priority date	Jan 21, 2011
Publication date	Jun 23, 2015
Grant date	Jun 23, 2015

Abstract

A milk frothing device ( 1 ) delimiting an area ( 2 ) for mixing milk ( 35 ) from a milk reservoir ( 3 ) and gas ( 49 ), comprises a supply arrangement ( 4 ) of pressurized gas. The pressurized gas supply arrangement ( 4 ) has a propelling gas conduit ( 41 ) configured to deliver pressurized propelling gas ( 48 ) into the milk reservoir ( 3 ) to pressurize the reservoir and propel thereby pressurized milk ( 36 ) from the reservoir to the mixing area ( 2 ).

First claim

The invention claimed is:

1. A milk frothing device comprising:
a milk reservoir;
a supply of pressurized gas;
a mixing area for mixing milk from the milk reservoir and gas;
an injection gas conduit in fluid communication with the mixing area for injecting gas into milk in the mixing area;
a milk conduit that is tubular and extends from an interior of the milk reservoir to an exterior of the milk reservoir, the mixing area located inside the milk conduit;
a pressurized g…

Assignees

• Ait Bouziad Youcef
• Agon Fabien Ludovic
• Yoakim Alfred
• Nestec Sa

Inventors

• Ait Bouziad Youcef
• Agon Fabien Ludovic
• Yoakim Alfred

Classifications

• A47J31/44 Primary

  Human Necessities · mapped topic

• A47J31/4485 Primary

  Human Necessities · mapped topic

• A47J31/4489

  Human Necessities · mapped topic