Visual device for ice cube trays

Details Visual device for ice cube trays Visual device for ice cube trays

1980-09-02

1982-10-19

Yasich, Daniel M.

Thermal measuring and testing

Temperature measurement

In spaced noncontact relationship to specimen

62125, 374141, F25B 4900, G01K 300

Patent

active

043543847

ABSTRACT:
A visual device for use in a freezer compartment of a refrigerator to indicate when water in an ice cube tray is frozen. The device includes a stationary thermal insulated base in close proximity to a portion of the ice cube tray. There is a thermometer embedded in the insulated base and having a bulb with liquid and a connecting capillary tube for a liquid column. A thermal conductive member is in thermal transfer relationship between a portion of the ice cube tray and the thermometer bulb. Visual means relative to the liquid column in the capillary tube are provided to indicate when water in the tray is frozen.

REFERENCES:
patent: 1886042 (1932-11-01), Osborne
patent: 2181582 (1939-11-01), Gerber
patent: 2302640 (1942-11-01), Schmidt
patent: 2336238 (1943-12-01), Fordyce et al.
patent: 2471229 (1949-05-01), McDonald
patent: 2737050 (1966-03-01), Moninger
patent: 3163025 (1964-12-01), Dahlgren
patent: 3226939 (1966-01-01), Harbison et al.
patent: 3273353 (1966-09-01), Horvey et al.
patent: 3546942 (1970-12-01), Thiele
patent: 4173894 (1979-11-01), Gerike

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