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:
Aug. 05, 1997
Filed:
Nov. 20, 1995
Applicant:
Inventors:
Gino Cocchi, Bologna, IT;
Giancarlo Pietra, Bologna, IT;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B / ;
U.S. Cl.
CPC ...
62197 ; 62342 ;
Abstract
A combined machine for the dual production of crushed ice or ice cream includes a processing cylinder provided with a stirrer means, a refrigerating circuit and a device for operating the stirrer. The refrigerating circuit includes an evaporator in heat exchange relation with the processing cylinder, a compressor, a condenser, a filter and a control system for controlling the expansion of the refrigerating fluid. The control system includes a thermostatic expansion valve and a capillary tube, inserted in parallel in the circuit, as well as a switch disposed in the flow circuits of the control system.