Portable battery powered freezer monitor
First Claim
Patent Images
1. A cold storage monitor comprising:
- a power supply;
a temperature gauge;
an audible alarm coupled to said power supply;
a visual alarm coupled to said power supply;
wherein said audible and visual alarms activate when said temperature gauge measures a predetermined temperature.
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Abstract
A cold storage monitor or indicating audibly, visually, or both; when a predetermined temperature in the cold storage apparatus is reached. The monitor may include a power supply, a temperature gauge, an audible alarm coupled to the power supply, a visual alarm coupled to the power supply, where the audible and visual alarms activate when the temperature gauge measures the predetermined temperature.
9 Citations
7 Claims
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1. A cold storage monitor comprising:
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a power supply;
a temperature gauge;
an audible alarm coupled to said power supply;
a visual alarm coupled to said power supply;
wherein said audible and visual alarms activate when said temperature gauge measures a predetermined temperature. - View Dependent Claims (2, 3)
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4. A freezer monitor comprising:
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a battery;
a thermocouple;
an alarm;
circuitry programmed to monitor a temperature measured by the thermocouple and activate the alarm when the temperature reaches a predetermined threshold; and
a battery power indicator. - View Dependent Claims (5)
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6. A method of preventing food thawing comprising:
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inserting a thermocouple into a cold storage device;
monitoring a temperature in the cold storage device with the thermocouple;
setting off an alarm when the temperature reaches a predetermined threshold. - View Dependent Claims (7)
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Specification