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US 10,246,012 B2Granted
Steering wheel
AssigneeToyoda Gosei Co., Ltd.
InventorsRenge Asakawa, Atsushi Nagata, Yasushi Hibino, Shinichi Takeda
Life of this patent
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Abstract
A steering wheel includes an indicator. The indicator includes a light source that emits light and a light guide. The light guide includes an outer surface and an end opposing the light source. The light emitted from the light source enters the end of the light guide, and some of the light is emitted from the outer surface.
Claims11
A steering wheel comprising an indicator, the indicator including:
- a light source that emits light;
- and
- a light guide including an outer surface and an end opposing the light source, wherein the light from the light source enters the end of the light guide, and some of the light is emitted from the outer surface, wherein
- the light guide includes a driver seat side surface,
- part of the driver seat side surface includes a recess, which is shaped so that light entering the end is emitted from the light guide,
- the recess is one of a plurality of recesses,
- part of the driver seat side surface of the light guide includes the recesses, which are spaced apart from one another by a predetermined interval,
- the recesses have surface areas that differ from one another and increase as the light source becomes more distant, and
- a light emission region is set based on a virtual line connecting eyes of the driver, when properly sitting in a driver's seat, and a center of the light guide.
6 more elements
A steering wheel comprising a ring metal core and an indicator, the indicator including:
- a light source that emits light;
- a light guide that extends in a circumferential direction of the steering wheel, the light guide including an outer surface and an end opposing the light source in the circumferential direction, wherein the light from the light source enters the end of the light guide, and some of the light is emitted from the outer surface;
- and
- a holding member that holds the light source and the light guide, wherein
- an outer surface of the holding member includes an accommodation portion that is curved and recessed toward the ring metal core,
- the light guide is arranged in the accommodation portion and
- a light emission region is set based on a virtual line connecting eyes of the driver, when properly sitting in a driver's seat, and a center of the light guide.
4 more elements
Dependencies are inferred from the claim text.