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This page displays all 「FI」 in main group G01C17/00. |
HB:Handbook | ||||
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CC:Concordance | |||||
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Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes (using gyroscopic effect G01C 19/00) | HB | CC | 2F040 | |
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.Magnetic compasses | HB | CC | 2F040 | |
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..with north-seeking magnetic elements, e.g. needles | HB | CC | 2F040 | |
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direction graduation plates being fixed on magnets | HB | CC | 2F040 | |
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Combinations with other apparatuses | HB | CC | 2F040 | |
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.Tape measure | HB | CC | 2F040 | |
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.Clinometers | HB | CC | 2F040 | |
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.Optical instruments | HB | CC | 2F040 | |
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.Watches | HB | CC | 2F040 | |
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Others | HB | CC | 2F040 | |
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...Suspending magnetic elements | HB | CC | 2F040 | |
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....by flotation | HB | CC | 2F040 | |
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...Comparing observed direction with north indication | HB | CC | 2F040 | |
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....by sighting means, e.g. for surveyors' compasses | HB | CC | 2F040 | |
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....by reference marks, e.g. for ships' compasses | HB | CC | 2F040 | |
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....by clinometers, e.g. for determining dip or strike of geological strata | HB | CC | 2F040 | |
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...Supporting or suspending compasses, e.g. by gimbal, by flotation | HB | CC | 2F040 | |
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...Observing the compass card or needle | HB | CC | 2F040 | |
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....by projection | HB | CC | 2F040 | |
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....Illumination | HB | CC | 2F040 | |
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....using electric pick-offs for transmission to final indicator, e.g. photocell | HB | CC | 2F040 | |
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Of photoelectric types | HB | CC | 2F040 | |
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using of magnetic sensing elements such as hall element | HB | CC | 2F040 | |
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Others | HB | CC | 2F040 | |
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..Electromagnetic compasses (with north-seeking magnetic elements and having electric pick-offs G01C 17/26) | HB | CC | 2F040 | |
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Mounting | HB | CC | 2F040 | |
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Display | HB | CC | 2F040 | |
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Compensation (G01C17/38@C-@T takes precedence) | HB | CC | 2F040 | |
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Rotating types | HB | CC | 2F040 | |
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Others | HB | CC | 2F040 | |
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...Earth-inductor compasses | HB | CC | 2F040 | |
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Coil or core structures | HB | CC | 2F040 | |
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Others | HB | CC | 2F040 | |
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...Electron compasses | HB | CC | 2F040 | |
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.Sun- or astro-compasses | HB | CC | 2F040 | |
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.Repeaters for remote indication of readings of a master compass | HB | CC | 2F040 | |
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.Testing, calibrating, or compensating of compasses | HB | CC | 2F040 | |
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Testing | HB | CC | 2F040 | |
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Calibrating | HB | CC | 2F040 | |
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Compensating | HB | CC | 2F040 | |
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.Compensating deviations | HB | CC | 2F040 | |
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.Compensating magnetic deviations | HB | CC | 2F040 | |
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..Circularity verification | HB | CC | 2F040 | |
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..using of compensating magnets | HB | CC | 2F040 | |
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..Combinations with other systems excluding magnetic compasses | HB | CC | 2F040 | |
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...Angular velocity sensors, rate gyros | HB | CC | 2F040 | |
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...Steering angle sensors | HB | CC | 2F040 | |
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...Road information memories | HB | CC | 2F040 | |
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...Waves for navigation | HB | CC | 2F040 | |
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...Gyro compasses | HB | CC | 2F040 | |
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.Compensating external magnetic disturbances | HB | CC | 2F040 | |
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..External disturbances due to onboard electric devices | HB | CC | 2F040 | |
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Others | HB | CC | 2F040 | |