Fire detector

JP1731914SActive Publication Date: 2025-12-16NITTAN CO LTD
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Patent Information

Application Number
JP2021022608D
Authority / Receiving Office
JP · JP
Patent Type
Designs
Current Assignee / Owner
Filing Date
2021-10-18
Publication Date
2025-12-16
Estimated Expiration
2046-10-18

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Abstract

This item is a thermistor-type fire detector. Conventional fire detectors have black thermistors and transparent light-emitting parts, but this item has all white components, which gives it an aesthetic look that blends in with the color of the entire detector and the ceiling. In the reference diagram showing the names of each part, the parts marked as white are flattened, which reduces shadows and makes the shape and color uniform, creating an aesthetic look that harmonizes with the flat white ceiling.
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