Attitude indicating instrument
    23.
    发明授权
    Attitude indicating instrument 失效
    姿态指示仪

    公开(公告)号:US3605271A

    公开(公告)日:1971-09-20

    申请号:US3605271D

    申请日:1968-12-09

    Applicant: CLARY CORP

    CPC classification number: G01C19/32

    Abstract: AN ARTIFICIAL HORIZON INSTRUMENT HAVING A FREELY MOUNTED VERTICAL AXIS GYROSCOPE, A MASK CARRIED BY THE GYROSCOPE ROTOR HOUSING AND A LIGHT SOURCE CARRIED BY A GIMBAL SUPPORTING THE ROTOR HOUSING. ONE EDGE OF MASK FORMS A HORIZON LINE WHICH IS OPTICALLY PROJECTED ONTO A TRANSLUCENT REFERENCE SCREEN. LIGHT BEAMS DIRECTED TO PHOTOCELLS CARRIED BY ANOTHER OF THE GYROSCOPE GIMBALS

    ARE NORMALLY CUT OFF BY THE MASK BUT ARE UNCOVERED WHEN THE AIRCRAFT ASSUMES AN ABNORMAL "NOSE HIGH" OR "NOSE LOW" ATTITUDE WHEREBY TO ENERGIZE RESPECTIVE ALARM DEVICES.

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