Manually operated coffee-making machine

Details Manually operated coffee-making machine Manually operated coffee-making machine

1987-01-22

1988-08-16

Jenkins, Robert W.

Foods and beverages: apparatus

Beverage

Infusors

99285, A47J 3136

Patent

active

047635665

ABSTRACT:
A manually operated coffee-making machine comprises, water storage reservoir and a hand-operated pump element which extends into the interior of the reservoir. The pump element is actuatable from the exterior of the reservoir. The delivery side of the pumping element is connected to an infusion chamber assembly which accommodates the coffee powder and is in communication with a dispensing tap opening to the exterior of the reservoir. An hydraulic accummulator is also provided. This hydraulic accummulator branches off a conduit connecting the delivery side of the pumping element to the infusion chamber assembly.

REFERENCES:
patent: 222402 (1879-12-01), Hawley
patent: 2881692 (1959-04-01), Volcov
patent: 3518933 (1970-07-01), Weber
patent: 3804635 (1972-08-01), Weber

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