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US2754501A
(en)
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Altitude control
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US4621526A
(en)
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Container having a device for the electric measurement of the level of a liquid contained within it
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US2358803A
(en)
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Temperature compensated barometric controller
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US2091300A
(en)
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Flight level control for automatic pilots
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US1994757A
(en)
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Apparatus for indicating and/or controlling physical changes
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CN109625248B
(zh)
|
|
给定高度控制方法
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US3184667A
(en)
|
|
Altitude selector system for automatic pilot
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US2091306A
(en)
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Level flight control for automatic pilots
|
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US2646946A
(en)
|
|
Autopilot
|
|
US2939652A
(en)
|
|
Aircraft landing system
|
|
US1922194A
(en)
|
|
Measuring apparatus
|
|
US2426213A
(en)
|
|
Gyroscope
|
|
US2950431A
(en)
|
|
Servomotor control apparatus for dirigible craft
|
|
US2765435A
(en)
|
|
Maximum deflection limiter for the control surfaces of a mobile vehicle
|
|
US3052831A
(en)
|
|
Altitude and directional control servosystem
|
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US2249738A
(en)
|
|
Rheostat control
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US1719067A
(en)
|
|
martin |
|
US1019616A
(en)
|
|
Rheostat.
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|
US3245255A
(en)
|
|
Multiple range systems for altimeters
|
|
US2756009A
(en)
|
|
Altitude controller
|
|
US2963635A
(en)
|
|
Altitude control servosystem for automatic pilot controlled device
|
|
US3199482A
(en)
|
|
Control mechanism
|
|
US2666489A
(en)
|
|
Altitude compensated control system and apparatus for aircraft engines
|
|
US2834957A
(en)
|
|
Navigational aid for dirigible craft
|
|
DE1111947B
(de)
|
|
Verfahren und Vorrichtung zur selbsttaetigen Hoehensteuerung eines durch Luftschrauben angetriebenen Luftfahrzeuges
|