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US 2017/0247019 A1Published application
Window glass heating apparatus
AssigneeToyota Jidosha Kabushiki Kaisha
InventorHajime NAGAE
Life of this patent
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Abstract
The invention relates to a window glass heating apparatus comprising an electric heating wire for heating a window glass of a vehicle. The apparatus continues to stop an energization of the wire until a predetermined energization standby time has elapsed after an energization permission condition becomes satisfied. The apparatus starts the energization of the wire when the predetermined energization standby time has elapsed after the energization permission condition becomes satisfied.
Claims7
A window glass heating apparatus, comprising:
- an electric heating wire for heating a window glass of a vehicle;
- and
- a control unit configured to control an energization of the electric heating wire,
- the control unit being configured:
- to start the energization of the electric heating wire while an energization permission condition for permitting the energization of the electric heating wire is satisfied;
- to stop the energization of the electric heating wire when a predetermined energization continuation time has elapsed after starting the energization of the electric heating wire while the energization permission condition is satisfied;
- and
- to stop the energization of the electric heating wire when the energization permission condition becomes unsatisfied even before the predetermined energization continuation time has elapsed after the energization of the electric heating wire is started,
- wherein the control unit is configured:
- to continue to stop the energization of the electric heating wire until a predetermined energization standby time has elapsed after the energization permission condition becomes satisfied;
- and
- to start the energization of the electric heating wire when the predetermined energization standby time has elapsed after the energization permission condition becomes satisfied.
9 more elements
Dependencies are inferred from the claim text.