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Device for loading, pressing, feeding and disposing of the ground coffee in automatic espresso coffee machines
| Details |
Inventors: Ruggin, Remo; Allieri, Mario;
Assignee: Rancilio Macchine Per Caffe' S.p.A. (Parabiago, IT)
Primary Examiner: Jenkins; Robert W.
Assistant Examiner:
Attorney, Agent or Firm: Wenderoth, Lind & Ponack
A device for loading, pressing, feeding and disposing off the ground coffee in automatic espresso coffee machines, which comprises crank mechanisms connected to the coffee feeding carriage and the coffee pressing piston, respectively; motors for driving the crank mechanisms; cam means associated with the crank mechanism actuating motors for positioning the coffee feeding carriage in the coffee loading and disposal station and in the coffee infusion station, and for moving the pressing piston in the coffee pressing and disposal position and in the rest position; and control means for controlling the crank mechanism actuating motors. |
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DETAILED DESCRIPTION The present invention aims at obviating the above mentioned disadvantages and deficiencies by providing a device for loading, pressing, feeding and disposing off the ground coffee in automatic espresso coffee machines which is of simple design and operation and requires inexpensive components which are nearly or totally free of servicing.
According to the invention, the device for loading, pressing, feeding and disposing off the ground coffee in automatic espresso coffee machines, of the type having a coffee feeding carriage and a coffee pressing piston comprises: first and second crank mechanisms connected to the coffee feeding carriage and the coffee pressing piston, respectively: first and second motors for driving the first and second crank mechanisms, respectively; cam means associated with each of the first and second crank mechanism actuating motors for positioning the coffee feeding carriage in the coffee loading and disposal station and in the coffee infusion station, respectively and for moving the pressing piston in the coffee pressing and disposal station and in the rest station, respectively; and control means for energizing the first and second crank mechanism actuating motors at the end of the coffee loading and disposal operation and the coffee infusion operation of the carriage, respectively and at the end of the coffee pressing and disposal operation and the loading operation, of the pressing piston, respectively.
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Cooking 
