Heating device
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United States of America Patent
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Aug 13, 2024
Grant Date -
May 6, 2021
app pub date -
Oct 27, 2020
filing date -
Nov 5, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
A heating device includes a heater electrode disposed in the inner portion of a plate-like body and including a heater line portion; and a plurality of specific portions arranged side by side in a predetermined arrangement direction. The heater line portion includes a first heater line portion and a second heater line portion arranged in a location closer than the first heater line portion to the specific portions. The second heater line portion has a projecting line part passing through a first virtual straight line and curving toward a side of the first heater line portion; and a recessed line part extending to avoid a second virtual straight line and curving toward a side opposite to the side of the first heater line portion.
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