Single cup brewer having special brew chamber
First Claim
1. A beverage brewing machine comprising:
- a brewing cylinder defining a lower brewing chamber, the brewing cylinder having an open upper end and a lower end;
a piston received within the lower brewing chamber, the piston moveable between the upper and lower ends of the brewing cylinder;
a liquid pervious support surface received over the open upper end of the brewing cylinder receiving thereon a beverage substance to be brewed;
an upper brew chamber received over the liquid pervious support surface defining an upper brew chamber having a single serving liquid volume; and
a spout having an open upper end of a first diameter defining an inlet for receiving a liquid to be brewed and an open lower end of a second diameter smaller than the first diameter, the lower end connected to the upper brew chamber.
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Accused Products
Abstract
A beverage brewing machine for producing a single serving has a lower brewer and an upper brew chamber housing. The lower brewer has a brewing cylinder defining therein a lower brewing chamber which has a reciprocal piston therein. The top of the brewing cylinder includes a liquid pervious support surface on which a beverage substance may rest. The upper brew chamber housing is received over the brewing cylinder above the liquid pervious support surface and defines an upper brewing chamber therein. The upper brew chamber housing includes an inlet which communicates with the upper brewing chamber. The upper brewing chamber receives liquid to be brewed from an external source one serving at a time.
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Citations
20 Claims
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1. A beverage brewing machine comprising:
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a brewing cylinder defining a lower brewing chamber, the brewing cylinder having an open upper end and a lower end; a piston received within the lower brewing chamber, the piston moveable between the upper and lower ends of the brewing cylinder; a liquid pervious support surface received over the open upper end of the brewing cylinder receiving thereon a beverage substance to be brewed; an upper brew chamber received over the liquid pervious support surface defining an upper brew chamber having a single serving liquid volume; and a spout having an open upper end of a first diameter defining an inlet for receiving a liquid to be brewed and an open lower end of a second diameter smaller than the first diameter, the lower end connected to the upper brew chamber. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A brew chamber housing for a beverage brewing machine, the brew chamber housing comprising:
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a cylinder having an upper end and an open lower end attachable to a beverage brewer; an annular wall extending radially inward from the cylinder at the upper end defining an inlet opening; a single serving brew chamber defined within the cylinder between the annular wall and the open lower end; a cylindrical neck section extending upward from the annular wall adjacent the inlet opening; and a spout extending upward and radially outward from the cylindrical neck section receiving a liquid. - View Dependent Claims (16, 17, 18, 19)
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20. A beverage brewing machine comprising:
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a brewing cylinder defining a lower brewing chamber, the brewing cylinder having an open upper end and a lower end; a piston received within the lower brewing chamber, the piston moveable between the upper and lower ends of the brewing cylinder; a liquid pervious support surface received over the open upper end of the brewing cylinder receiving thereon a beverage substance to be brewed; an upper brew chamber received over the liquid pervious support surface defining an upper brew chamber having a single serving liquid volume, the upper brew chamber having an inlet for receiving a liquid to be brewed; a cylinder having an upper end and an open lower end attached to the open upper end of the brewing cylinder; an annular wall extending radially inward from the cylinder at the upper end defining an inlet opening, the single serving brew chamber defined within the cylinder between the annular wall and the open lower end; a cylindrical neck section extending upward from the annular wall adjacent the inlet opening; and a spout extending upward and radially outward from the cylindrical neck section and defining the inlet.
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Specification