Refrigeration – Means producing shaped or modified congealed product – With means for working congealing material – e.g. – beater
Patent
1986-06-23
1990-05-01
Tapolcai, William E.
Refrigeration
Means producing shaped or modified congealed product
With means for working congealing material, e.g., beater
62529, A23G 900
Patent
active
049207610
ABSTRACT:
An ice-cream maker having a cylindrical container, into which a discoid cold cartridge is insertable, and an electric motor, through a gear unit, drives a shaft located in the container. The shaft includes a scraper and stirrer tool acting at least together with the cold cartridge. The cold cartridge is provided, around its circumference, with a continuous, outwardly projecting edge and the container interior wall is provided, around its circumference, with a corresponding step extending into the inside of the container. A cold cartridge inserted into the ice-cream maker lodges its projecting edge on this step and at least the bottom wall of the cold cartridge is located at a distance from the container wall.
REFERENCES:
patent: 298340 (1884-05-01), Berghofer
patent: 342397 (1886-05-01), Smith
patent: 1330868 (1920-02-01), Harrison
patent: 1406399 (1922-02-01), Lumby
patent: 3241706 (1966-03-01), Monaco et al.
patent: 3922879 (1975-12-01), Arnold
patent: 3971360 (1976-07-01), Spoeth, Jr.
patent: 4205535 (1980-06-01), Maurer
Bukoschek Romuald L.
Ramusch Wolfgang
Schroder Johann
Bartlett Ernestine C.
Tapolcai William E.
U.S. Philips Corp.
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