US 5,072,660 · Granted 1991-12-17
Automatic infusion-beverage apparatus
A coffee brewing machine utilizes a microprocessor controller and, preferably, preformed coffee filter packs in which the filter packs form a rectangular array. The microprocessor controller regulates the temperature of the prepared coffee in the reservoir at the base of the machine, the operation of the water distributor in the swingable lid or cover of the machine and of other operating conditions thereof.
Patent details
- Publication number
- US 5,072,660
- Filing date
- 1990-05-02
- Grant date
- 1991-12-17
- Assignee
- Edward Helbling
- Inventor(s)
- HELBLING; EDWARD
- CPC class
- A47J31/405
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