Black body cavity radiometer Patent
Black body radiometer having isothermally surrounded cavity for ultraviolet, visible, and infrared radiation
Kendall, J. M., Sr.↗
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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Gravity gradient attitude control system Patent
Gravity gradient attitude control system with gravity gradiometer and reaction wheels for artificial satellite attitude control
Gatlin, J. A.↗
Two axis fluxgate magnetometer Patent
Fluxgate magnetometer for measuring magnetic field along two axes using one sensor
Acuna, M. H.↗
Electrohydrodynamic control valve Patent
Control valve for switching main stream of fluid from one stable position to another by means of electrohydrodynamic forces
Fiet, O. O.↗
Pressure sensitive transducers Patent
Miniature electromechanical junction transducer operating on piezojunction effect and utilizing epoxy for stress coupling component
Garfein, A.↗
Voltage dropout sensor Patent
Device for monitoring voltage by generating signal when voltages drop below predetermined value
Houck, W. H.↗
Video signal enhancement system with dynamic range compression and modulation index expansion Patent
Video signal enhancement of signal component representing brightness of scene element in low contrast
Wong, R. Y.↗
Metal containing polymers from cyclic tetrameric phenylphosphonitrilamides Patent
Chemical synthesis of thermally stable organometallic polymers with divalent metal ion and tetraphenylphosphonitrilic units
Bieniek, T.↗
Constant frequency output two stage induction machine systems Patent
Double-induction variable speed system for constant-frequency electrical power generation
Riaz, M.↗
Waveform simulator Patent
Sign wave generation simulator for variable amplitude, frequency, damping, and phase pulses for oscilloscope display
Malmberg, J. H.↗
Failure sensing and protection circuit for converter networks Patent
Circuit design for failure sensing and protecting low voltage electric generator and power transmission networks
Jensen, K. J.↗
Gas liquefication and dispensing apparatus Patent
Apparatus and process for volumetrically dispensing reagent quantities of volatile chemicals for small batch reactions
Hirshfield, S. M.↗
Apparatus for detecting the amount of material in a resonant cavity container Patent
Quantitative liquid measurements in container by resonant frequencies
Miller, J. C.↗
Maximum power point tracker Patent
Power point tracker for maintaining optimal output voltage of power source
Cherdak, A. S.↗
Force-Balanced, Throttle Valve Patent
Force balanced throttle valve for fuel control in rocket engines
Mcdougal, A. R.↗
Personal propulsion unit Patent
Lightweight propulsion unit for movement of personnel and equipment across lunar surface
Barrett, T. W.↗
Energy limiter for hydraulic actuators Patent
System to control speed of hydraulically movable members by limiting energy applied to actuators with hydraulic servo loop
Steinmetz, C. P.↗
Power system with heat pipe liquid coolant lines Patent
Electric power system with thermionic diodes and circulatory liquid metal coolant lines
Byrd, A. W.↗