发明授权
- 专利标题： Radiation balance horizon sensor with an earth tangency mask
- 专利标题（中）： 辐射平衡HORIZON传感器与地震危险掩蔽
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申请号： US3571572D申请日： 1969-06-02
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公开(公告)号： US3571572A公开(公告)日： 1971-03-23
- 发明人: FALBEL GERALD
- 申请人： BARNES ENG CO
- 专利权人： Barnes Eng Co
- 当前专利权人： Barnes Eng Co
- 优先权： US82921969 1969-06-02
- 主分类号： G01S3/783
- IPC分类号： G01S3/783 ; G01P13/00
摘要：
A horizon sensor of the radiation balance type is described with an earth tangency mask so that the horizon sensor detectors are illuminated only by a narrow band of radiation at the horizon of the earth''s disc when the horizon sensor is positioned for correct vehicle attitude.
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