To provide a proximity alert sensor which can be produced at low cost by having a simplified structure and has a size so as to be attached on a working helmet.SOLUTION: A proximity alert sensor has a resin-made housing 10 inside which a sensor module 11 with infrared laser light emitting and receiving parts, an electronic circuit board 12, a battery 13, and a buzzer 14 are housed. A portion of a ceiling surface 16 of the housing 10 is recessed from the inside to form a thin part 19 functioning as a high-pass filter, and the sensor module 11 is arranged adherently to the inside of the thin part 19.SELECTED DRAWING: Figure 2

    【課題】作業用ヘルメットに装着できるサイズであって、構造を簡素化することにより低コストで製造可能な近接アラートセンサを提供する。【解決手段】樹脂製の筐体10の内部に、赤外線レーザ光の発射部及び受光部を備えたセンサモジュール11と、電子回路基板12と、電池13と、ブザー14とを収納した近接アラートセンサである。筐体10の天井面16の一部を内側から窪ませてハイパスフィルタとして機能する薄肉部19を形成し、この薄肉部19の内側にセンサモジュール11を密着配置した。【選択図】図2


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    Title :

    PROXIMITY ALERT SENSOR


    Additional title:

    近接アラートセンサ


    Contributors:

    Publication date :

    2024-09-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G01S RADIO DIRECTION-FINDING , Funkpeilung / B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last / A42B Hüte , HATS



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