Espresso ice-cream machine

Details Espresso ice-cream machine Espresso ice-cream machine

1987-02-20

1987-11-17

Tapolcai, William E.

Refrigeration

Means producing shaped or modified congealed product

With means for working congealing material, e.g., beater

623243, A23G 916

Patent

active

047064730

ABSTRACT:
The invention concerns a machine for making espresso ice-cream, of the type comprising a pressurized gas refrigerating circuit composed of a compressor, a condenser, one or more lamination valves as well as heat-exchanger coils in thermal exchange relationship with the mixture storage vat and the mixing and whipping cylinder and characterized in that the refrigerating circuit further comprises an evaporator as well as a system of valves and tubes to interconnect, alternatively and selectively, the components of the circuit, the evaporator and the coils in one of the following sequences:

REFERENCES:
patent: 3196627 (1965-07-01), Swenson
patent: 3626707 (1971-12-01), Bauknecht et al.
patent: 3811494 (1974-05-01), Menzel
patent: 3930535 (1976-01-01), Menzel
patent: 4380156 (1983-04-01), Ecker
patent: 4476146 (1984-10-01), Manfroni
patent: 4522041 (1985-06-01), Menzel

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