G - Physics – 01 – K
Patent
G - Physics
01
K
G01K 13/00 (2006.01) H05B 6/64 (2006.01)
Patent
CA 2059373
ABSTRACT MICROWAVE TEST DEVICE AND METHOD OF USE There is disclosed a microwave oven test device, kit and method for testing the power output or heating performance of a microwave oven. The test device comprises a thermometer having a strip of liquid crystal areas, each activated to change colour at a characteristic temperature. A slidable cursor carries a scale indicating microwave oven power outputs or heating performances corresponding to temperatures indicated on the liquid crystal strip. A preferred device has a liquid crystal strip on either side of a card thermometer and a cursor carrying two scales. A first scale indicates power output and lies adjacent to the strip on a first side of the card and the second scale indicates heating performance and lies adjacent to the liquid crystal strip on the second side of the card. A method of using the device and a test kit comprising the device are also disclosed.
Andrews Gordon
Hollingsworth Brian
Rickson Colin D.
Andrews Gordon
Hollingsworth Brian
Rickson Colin D.
Ridout & Maybee Llp
Tesco Stores Limited
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