Vacuum coffee maker

Details Vacuum coffee maker Vacuum coffee maker

1988-03-03

1988-12-27

Jenkins, Robert W.

Foods and beverages: apparatus

Beverage

Infusors

99299, A47J 31043

Patent

active

047932457

ABSTRACT:
A vacuum coffee maker including; a first container having a handle on the outer periphery and an opening on the top thereof, a second container in a funnel shape having a handle on the outer periphery thereof and engaging the opening of the first container in a sealed state by a gasket interposed therebetween, wherein the bottom is vertically provided with a pipe, an engagement retaining means, whereby the engagement of the first container with the second container is retained by the gasket being compressed and interposed therebetween, and a heating means having a heater and a heating plate whose outer dimension is greater than that of the bottom of the first container, whereby a liquid inside the first container which is to be mounted on the heating plate is heated, and a control valve which is provided inside the handle of the second container and opened or closed by a shape-memory alloy.

REFERENCES:
patent: 2181578 (1939-11-01), Cory
patent: 2285114 (1942-06-01), Ferris
patent: 2543528 (1951-02-01), Kaufmann
patent: 2619895 (1952-12-01), Schott
patent: 2747740 (1956-05-01), Curtis
patent: 2824509 (1958-02-01), Trogden

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