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Hamilton Sundstrand Corporation
Hamilton Sundstrand Corporation_20100107
Hamilton Sundstrand Corporation_20100121
Hamilton Sundstrand Corporation_20100128
Hamilton Sundstrand Corporation_20131212


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Hamilton Sundstrand Corporation patents

Recent patent applications related to Hamilton Sundstrand Corporation. Hamilton Sundstrand Corporation is listed as an Agent/Assignee. Note: Hamilton Sundstrand Corporation may have other listings under different names/spellings. We're not affiliated with Hamilton Sundstrand Corporation, we're just tracking patents.

ARCHIVE: New 2015 2014 2013 2012 2011 2010 2009 | Company Directory "H" | Hamilton Sundstrand Corporation-related inventors

Pulse width modulated multiple heater control

Hamilton Sundstrand

Pulse width modulated multiple heater control

Search recent Press Releases: Hamilton Sundstrand Corporation-related press releases
Count Application # Date Hamilton Sundstrand Corporation patents (updated weekly) - BOOKMARK this page
12015008337803/26/15 new patent  System and distributing refrigerant to a parallel flow heat exchanger using refrigerant injectors
22015008618503/26/15 new patent  Pulse width modulated multiple heater control
32015007521503/19/15System and distributing refrigerant to parallel flow paths of a heat exchanger using flow restrictors
42015007531003/19/15Compound harmonic drive
52015007666703/19/15Semiconductor substrate including a cooling channel and forming a semiconductor substrate including a cooling channel
62015007695103/19/15Electric machine construction
72015007948703/19/15Fuel cell with impurity filtering
82015006861203/12/15Valve with precision mounted hinge pin posts
92015006862003/12/15Pressure regulating valve assembly
102015005935603/05/15Aircraft environmental control system selectively powered by three bleed ports
112015005939703/05/15Method of operating a multi-pack enviromental control system
122015006002303/05/15Fin-diffuser heat sink with high conductivity heat spreader
132015006400603/05/15Ram air turbine startup
142015006502303/05/15Intercompressor bleed turbo compressor
152015006502503/05/15Environmental control system including a compressing device
162015005338002/26/15Heat exchanger fin with crack arrestor
172015004782002/19/15Bendable heat exchanger
182015004861702/19/15Heated bypass valve for heat exchanger
192015004869902/19/15Generators with open loop active cooling
202015005014902/19/15Propeller pitchlock system with a rotating interface
212015005083002/19/15Power connector having enhanced thermal conduction characteristics
222015004098402/12/15Dual heat exchanger fuel tank inerting system
232015004110502/12/15Reduced thermal expansion closure bars for a heat exchanger
242015004110802/12/15Cold corner flow baffle
252015004110902/12/15Heat exchanger thermal fatigue stress reduction
262015004243702/12/15Bobbins for gapped toroid inductors
272015003373002/05/15Compressor housing for an air cycle machine
282015003420302/05/15Bearing cooling control in an air cycle machine
292015003427802/05/15Heat pipe matrix for electronics cooling
302015003428002/05/15Header for electronic cooler
312015003428502/05/15High-pressure plate heat exchanger
322015003539202/05/15Liquid cooled motor for cabin air compressor
332015003546902/05/15Sensing pm electrical machine position
342015003550102/05/15Systems and methods for controlling torsional oscillation in wound field synchronous generator machines
352015003713802/05/15Thrust shaft for ram air fan
362015003715502/05/15Fan rotor piloting
372015002725101/29/15Electro-mechanical actuators with integrated high resolution wide operating load range
382015002756801/29/15Air purging pressure regulating valve
392015002766901/29/15Heat exchanger with embedded heat pipes
402015002790601/29/15Solid polymer electrolyte ammonia sensor
412015002822101/29/15Methods of ion source fabrication
422015002961801/29/15Non-transformer isolated dc-dc power supply including shut down circuit
432015002966501/29/15Cooling fluid flow passage matrix for electronics cooling
442015003117201/29/15Method for interconnection of components on a substrate
452015002377601/22/15Fluid cooling arrangement for a gas turbine engine and method
462015002378701/22/15Air cycle machine compressor diffuser
472015001358701/15/15Safety pin system
482015001456901/15/15Coating arrangement for sliding actuator assembly and method
492015000796901/08/15Heat exchangers with multi-layer structures
502015000877201/08/15Integrated gas turbine engine accessories
512015000075201/01/15Fluid pressure regulating system
522015000087101/01/15Housing with heat pipes integrated into enclosure fins
532015000087401/01/15Fuel oil heat exchanger utilizing heat pipes
542015000096101/01/15Pwb cooling system with heat dissipation through posts
552015000224501/01/15Resonance based cable compensation
562015000297501/01/15Solid state circuit-breaker switch devices
572015000303101/01/15Vertically mounted capacitor assembly
582015000393001/01/15Fastening system including removable stud and retaining plate
592015000401101/01/15Enhanced motor cooling system and method
602014037523312/25/14Permanent magnet motor control
612014037533412/25/14Systems and methods for selecting circuit element values for a hybrid active power filter operating over a variable frequency
622014037540512/25/14Systems and methods for inductively coupled damper for direct current power systems
632014037628312/25/14Systems and methods for active damping device for stabilizing a power grid of active sources and loads
642014037628412/25/14Systems and methods for tuning the control of a shunt active power filter over a variable frequency
652014037707912/25/14Propeller rotor and engine overspeed control
662014037748712/25/14Suction-blow-molded aircraft ducting
672014036696412/18/14Reverse flow relief valve
682014036696512/18/14Integral filter and regulator for valve
692014036696612/18/14High pressure check valve flange joint
702014036754312/18/14Cabin supply bracket
712014036807412/18/14Motor including flexible printed circuit board stator
722014036807512/18/14Permanent magnet synchronous machines with magnetic flux regulation
732014036909212/18/14Method of reducing input current distortion in a rectifier
742014036910112/18/14Method of deriving switch current signals in a rectifier
752014036371812/11/14Thermal conductivity control devices
762014035293312/04/14Core assembly for a heat exchanger and assembling
772014035293412/04/14Plate heat exchanger
782014035404912/04/14Auxiliary winding for extended current measurement
792014035717612/04/14Motor cooling blower and containment structure
802014034569411/27/14Low friction fuel metering valve
812014034569911/27/14Vent valve
822014034583711/27/14Heat exchanger distribution assembly and method
832014034584011/27/14Heat transference device
842014034599111/27/14Active aircraft brake cooling system
852014034627811/27/14Thermal pneumatic deicing system for an aircraft ram air heat exchanger
862014034630111/27/14Cabin air compressor support bracket
872014034630211/27/14Cabin air compressor cross-support bracket
882014034631511/27/14Cabin air compressor support bracket
892014034637911/27/14Backflow prevention valve
902014034638111/27/14Valve with latching return spring
912014034220111/20/14Electrical storage device thermal management systems
922014033169211/13/14Self-cooling loop with electric ram fan for motor driven compressor
932014033177311/13/14Microwave vibration sensors
942014033262311/13/14Transfer tube for a ram air fan (raf) assembly
952014033270311/13/14Adjustment and locking mechanisms
962014033330011/13/14Regulated magnetic flux density for extended current measurement
972014033407411/13/14Heat sink for contactor in power distribution assembly
982014033420811/13/14Synchronous rectification in the three-level inverter-converter topologies
992014033493211/13/14Split blade retention race with inner and outer chamfers
1002014032600511/06/14Galley cooling heat exchanger defrost mechanism
1012014033039711/06/14Multi-channel control switchover logic
1022014031808910/30/14Particle separator
1032014031817510/30/14Integral heat exchanger distributor
1042014031927810/30/14Resistive-inductive de-icing of aircraft flight control surfaces
1052014031939810/30/14Valve including multilayer wear plate
1062014032019410/30/14Solid state power controller gate control
1072014032117610/30/14Systems and methods for electronic tru input protection
1082014032196210/30/14Turbine nozzle for air cycle machine
1092014032196310/30/14Turbine nozzle and shroud for air cycle machine
1102014032196410/30/14Turbine nozzle and shroud for air cycle machine
1112014032197810/30/14Turbine nozzle and shroud
1122014032197910/30/14Turbine nozzle piece parts with hvoc coatings
1132014032199510/30/14Ram air fan inlet shroud
1142014032200010/30/14Turbine nozzle for air cycle machine
1152014032200910/30/14Simplified propeller balancing system and method
1162014032302610/30/14Ambient condition based adjusting of cabin pressure to achieve target aircraft inflow
1172014032423810/30/14Self powered fluid metering units
1182014031159510/23/14Flapper relief valve
1192014031159910/23/14System for controlling two positive displacement pumps
1202014031459510/23/14Reservoir vent and thermal stabilization orifice
1212014030561010/16/14Method of monitoring a heat exchanger arrangement and heat exchanger monitoring system
1222014030569210/16/14Terminal block cover
1232014030656010/16/14Terminal assembly
1242014030656410/16/14Standpipe assembly
1252014030656710/16/14Tandem rotor servo motor
1262014030657110/16/14Pole separator insert for electric machine stator
1272014030671410/16/14Transient voltage suppression protection circuit including built in testing
1282014030736010/16/14Immersion cooled capacitor for power electronics convertor
1292014030749010/16/14Overvoltage protection unit with ac input current sensors
1302014030817110/16/14Ozone converter with replaceable core
1312014030907710/16/14Control of shifting transmission for constant and variable frequency systems
1322014030981810/16/14Ram air turbine autodeployment logic
1332014029882310/09/14Contamination free reverse flow fitting
1342014029919910/09/14Reconfigurable valve
1352014029929610/09/14Galley cooling
1362014029980810/09/14Ball shaft for a liquid coolant valve
1372014030024010/09/14Electric machine rotor
1382014030029710/09/14Multiplexed motor controller
1392014030030310/09/14Systems and methods for arc detecting and extinguishing in motors
1402014030030710/09/14Detecting faults in motors and drives
1412014030042710/09/14Lookup table assisted pulse width modulation
1422014030044010/09/14Inductor gap spacer
1432014030168110/09/14Thrust plate including cooling slots
1442014030183010/09/14Cabin air compressor diffuser vane drive ring
1452014030381210/09/14Backup control system
1462014029026610/02/14Fuel and actuation system for gas turbine engine
1472014029061010/02/14Diesel fuel stabilization for enhanced combustion
1482014029237010/02/14Synchronous input signal capture system
1492014029240110/02/14Voltage fed feed forward active emi filter
1502014029354010/02/14Heat exchanger for aircraft application
1512014029460410/02/14Hydraulic pump start system and method
1522014028352109/25/14Inner housing assembly including retention slots
1532014028403809/25/14Heat exchanger design and fabrication
1542014028505309/25/14Flux controlled pm electric machine rotor
1552014028594009/25/14Master-slave digital circuit breakers
1562014026030109/18/14Engine manifold drain system
1572014026095809/18/14Piston seal and reducing frictional forces of a piston seal
1582014026569309/18/14Integrated starter generator
1592014026574409/18/14Generator architecture with pmg exciter and main field rotating power converter
1602014026574709/18/14Epgs architecture with multi-channel synchronous generator and common field regulated exciter
1612014026607609/18/14Epgs architecture with multi-channel synchronous generator and common unregulated pmg exciter
1622014026607809/18/14Generator architecture with main field rotating power converter
1632014026843109/18/14Rotating diode assembly including overvoltage protection circuit
1642014026857209/18/14Advanced cooling for power module switches
1652014026894809/18/14Electromagnetic interference (emi) reduction in interleaved power converter
1662014026896709/18/14Electromagnetic interference (emi) reduction in multi-level power converter
1672014026977509/18/14Method and multiplexed time aligned analog input sampling
1682014027060309/18/14Bearing sleeve
1692014027060409/18/14Bearing sleeve
1702014027060509/18/14Bearing sleeve
1712014027442009/18/14Spline lubrication system
1722014025091009/11/14Thermal stress reduction in aircraft motor controllers
1732014025091409/11/14Starter motor shared lubrication system
1742014025146109/11/14Check valve having petals with lift generating elements
1752014025146609/11/14Pneumatic port shield
1762014025300509/11/14Thermal stress reduction in aircraft motor controllers
1772014024577509/04/14Mixer and air pack for use in aircraft air supply system
1782014024695709/04/14Connector and spring assembly for a generator
1792014023977808/28/14Rotating rectifier assembly and method
1802014023986408/28/14Variable link sensorless brushless direct current motor controller for space and hardened applications
1812014024102008/28/14Rotating rectifier assembly and method
1822014024489308/28/14Configuration data based diagnostic data capture
1832014024505708/28/14Multi-processor synchronization using time base counters
1842014024528508/28/14Version control for software configurable aircraft systems
1852014023043908/21/14Auxiliary power unit generator
1862014023105908/21/14Heat exchanger
1872014023232408/21/14Battery charging system
1882014022559908/14/14Transformer based sensor arrangement
1892014022638308/14/14Coaxial rotating rectifier package assembly for generator
1902014021624508/07/14High gain servo valve
1912014021782108/07/14Matrix-based power distribution architecture
1922014021806508/07/14Detecting early failures in printed wiring boards
1932014020943807/31/14Electrical system lock out switch
1942014021016707/31/14Air cycle machine with seal shaft
1952014020212107/24/14Conical light fod momentum particle separator protector
1962014020256207/24/14Check valve with self-trapping insert
1972014020266307/24/14Sub freezing load heat exchanger bypass
1982014020363907/24/14Reconfigurable matrix-based power distribution architecture
1992014019646907/17/14Low pressure compressor bleed exit for an aircraft pressurization system
2002014019686907/17/14Plate heat exchanger with tension ties
2012014019687007/17/14Plate heat exchanger
2022014019916707/17/14Compressor housing for an air cycle machine
2032014019993107/17/14Dual action check valve
2042014019159707/10/14Enhanced cooling of enclosed air cooled high power motors
2052014019160007/10/14Rotor gear mounting assembly for a generator and method
2062014019160607/10/14Multi-channel wound-field synchronous machine
2072014019325307/10/14Propeller blade with relatively movable counterweight
2082014018616107/03/14Seal plate
2092014017593606/26/14Phase separator insulator for electric machine stator
2102014017593706/26/14Phase separators for electrical machines
2112014017817306/26/14Ejector assembly
2122014016559006/19/14Turbine hub retainer
2132014016583606/19/14Air separation module manifold flow structure and system
2142014016681206/19/14Condenser ice removal for environmental control system
2152014016882506/19/14Hardware-based, redundant overvoltage protection
2162014016994406/19/14Debris filter for motor cooling inlet on ram air fan
2172014016996106/19/14Propeller rotor balancing system
2182014016997106/19/14Additively manufactured impeller
2192014015984306/12/14Immersion cooled inductor apparatus
2202014015091706/05/14Fluid duct with improved connecting bead
2212014015092006/05/14Weaving with retractable fingers
2222014015100106/05/14Heat exchanger with variable thickness coating
2232014015151806/05/14Three-way mount bracket for aircraft cabin air supply system
2242014015319106/05/14Electronic component cooling hood and heat pipe
2252014015621006/05/14Control voltage signal synthesis system and method
2262014014412005/29/14Lubrication cut-off at high speed
2272014014647905/29/14Flexible thermal transfer strips
2282014013765105/22/14System and passively compensating pressure sensors
2292014013765905/22/14Dual threshold sensor for detecting relative movement
2302014013848205/22/14Asymmetry brake with torque limit
2312014013399005/15/14Hub piloting diameter with relief cuts
2322014013399505/15/14Propeller blade with modified spar stiffness
2332014011654605/01/14Regulator valve with axial vent
2342014011990805/01/14Fan housing for ram air fan
2352014011995605/01/14Bypass directional control valve
2362014012031705/01/14Composite load-bearing structure and manufacturing
2372014012082105/01/14Elbow for cabin air flow system
2382014010954404/24/14High pressure relief valve closure
2392014010958504/24/14High pressure relief valve nozzle
2402014010997904/24/14Pressure regulating valve
2412014010998304/24/14High pressure relief valve spring assembly
2422014011013704/24/14Thermodynamically-optimized advanced fire suppression system
2432014011061804/24/14High pressure relief valve piston
2442014011204004/24/14System and common-mode elimination in a multi-level converter
2452014011241104/24/14Fast syncing handling data
2462014011449404/24/14Load sharing architecture for redundant channel controllers
2472014010365004/17/14Dual-dc bus starter/generator
2482014010377404/17/14Wound-field synchronous machine including rotor damper-sleeve
2492014010395504/17/14System and automated failure detection of hold-up power storage devices

ARCHIVE: New 2015 2014 2013 2012 2011 2010 2009


This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. is not affiliated or associated with Hamilton Sundstrand Corporation in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Hamilton Sundstrand Corporation with additional patents listed. Browse our Agent directory for other possible listings. Page by