The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 14, 1991
Filed:
Dec. 22, 1989
Ernesto Illy, Trieste, IT;
Furio Suggi Liverani, Trieste, IT;
Illycaffe S.p.A., Trieste, IT;
Abstract
A coffee machine wherefrom an user may optionally request different coffees as to the volume of beverage and wherein the infusion water temperature in a heater (7) is made to lower as the quantity of the requested beverage increases; to this purpose, the machine is provided with a control means assembly comprising: a meter (12, 24) for the quantity of water moving to an extraction chamber (3), a temperature transducer (13) for sensing the temperatures the water achieves in the heater (7) and a calculator (14) adapted to receive the signals from said meter (12, 24) and temperature transducer (13) and control, according to a given algorithm, the water temperature in the heater (7) as a function of the moving water quantity.