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Aerovironment Inc patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "A" | Aerovironment Inc-related inventors


Utility ground detection

In an embodiment, a missing utility ground detection circuit includes a pair of balanced resistors each connected to receive utility voltage from a different one of a pair of utility power lines, the balanced resistors being connected together at a summing node to be capable of summing the voltages from the pair of utility power lines. It includes an unbalance resistor connected to shunt voltage from one of the utility power lines. ... Aerovironment Inc

Survey migration system for vertical take-off and landing (vtol) unmanned aerial vehicles (uavs)

A method of migrating unmanned aerial vehicle (uav) operations between geographic survey areas, including: uploading a first plurality of flight missions into a first uav pod; deploying the uav pod; autonomously launching the uav from the uav pod a plurality of times to perform the first plurality of flight missions; providing first survey data from the uav to the uav pod; autonomously migrating the uav from the first uav pod to a second uav pod; receiving a second plurality of flight missions in a second uav pod; providing the uav with one of the second plurality of flight missions from the second uav pod; autonomously launching the uav from the second uav pod a plurality of times to perform the second plurality of flight missions; and providing a second survey data from the uav to the second uav pod; where the autonomous migrating of the uav to accomplish the first and second survey data happens autonomously and without active human intervention.. . ... Aerovironment Inc

Thermal management of electric vehicle coupler contacts

In a number of embodiments, an electric vehicle supply equipment (evse) connector (120), includes a plurality of charging lines (150, 151) configured to provide electrical charge to an electric vehicle (ev) (140) at least one control line (153, 154) configured to carry signals to control charging of the ev via the charging lines (150, 151) and a detector (170) that detects a thermal event, wherein in response to detecting a thermal event the detector (170) manipulates the at least one control line (153, 154) to alter charging of the ev via the charging lines (150, 151).. . ... Aerovironment Inc

Residual current detecting (rcd) and ground impedance monitoring transformer and control methods

Systems, devices, and methods for a transformer including: a first drive winding (206) wound on a first core; a second drive winding wound on a second core; a sense winding wound across the first and second cores; and a compensation winding wound across the first and second cores; where one or more utility lines are threaded through a middle of the first and second cores, a common mode current in the one or more utility lines causes one or more pulses to appear on the sense winding, a current on the compensation winding is adjusted until the one or more pulses on the sense winding are cancelled out, and the common mode current on the one or more utility lines is the adjusted current on the compensation winding multiplied by a turn ratio between the compensation winding and the sense winding.. . ... Aerovironment Inc

Aircraft system for reduced observer visibility

An aircraft apparatus is disclosed that has a fuselage boom having proximal and distal ends, a wing coupled to a proximal end of the fuselage boom and at least one transparent stabilizer coupled to a distal end of the fuselage boom.. . ... Aerovironment Inc

Air vehicle flight mechanism and control method

Heavier-than-air, aircraft having flapping wings, e.g., ornithopters, where angular orientation control is effected by variable differential sweep angles of deflection of the flappable wings in the course of sweep angles of travel and/or the control of variable wing membrane tension.. . ... Aerovironment Inc

Power and communication interface for vertical take-off and landing (vtol) unmanned aerial vehicles (uavs)

A vertical take-off and landing (vtol) unmanned aerial vehicle (uav) system including: a rearward facing tang extending from a rear fuselage portion of a vtol uav; one or more metallic contacts disposed on an exterior surface of the tang; a uav pod including a landing surface; and an opening disposed in the landing surface to receive the tang.. . ... Aerovironment Inc

System for charging an electric vehicle (ev)

A method of charging an electric vehicle (ev) includes receiving a user's authentication code in an electric vehicle service equipment (evse) from a user's mobile device, comparing in the evse the user's authentication code to a whitelist having a plurality of authorized user authentication codes, and enabling an electric vehicle (ev) charging transaction serviced by the evse in response to the comparing of the user's authentication code to the whitelist so that a user's authentication code is authenticated to enable the ev charging transaction without concurrent access to an evse-related remote server.. . ... Aerovironment Inc

Compressed motor winding

In one possible embodiment, a motor winding is provided having a high density multi-conductor wire bundle with a compacted litz wire bundle. The compacted litz wire bundle has a serpentine configuration with a central portion having compacted litz wire and end turns having non-compacted litz wire.. ... Aerovironment Inc

Launch tube restraint system for unmanned aerial vehicle (uav)

An unmanned aerial launch vehicle (uav) launch apparatus is disclosed that includes a uav having an exterior surface, an aerial vehicle (av) tab extending from the exterior surface, a tube containing the uav, the tube including a tab stop configured to controllably hinder travel of the av tab past the tab stop, and a pair of opposing tab guides configured to position the av tab for travel over the tab stop.. . ... Aerovironment Inc

Extruded wing protection system and device

Systems, devices, and methods for an extruded wing protection and control surface comprising: a channel proximate a leading edge of the control surface, a knuckle disposed about the channel, a leading void, a trailing void, and a separator dividing the leading void and the trailing void; and a plurality of notches disposed in the extruded control surface proximate the leading edge of the control surface.. . ... Aerovironment Inc

Electrical plug adapter having socket key safety system

An electric vehicle (“ev”) charger plug adapter apparatus includes an adapter housing, a socket extending into a first side of the adapter housing, the socket configuration defined by a first technical standard for use with at least one of a first current or voltage rating, a plug extending from a second side of the adapter housing, the plug configuration defined by a second technical standard for use with at least one of a second current or voltage rating, and a key extending from the first side of the adapter housing, wherein the key prevents seating of a second plug into the socket if the second plug does not have a complementary key socket to fit the key.. . ... Aerovironment Inc

Active dihedral control system for a torsionally flexible wing

A span-loaded, highly flexible flying wing, having horizontal control surfaces mounted aft of the wing on extended beams to form local pitch-control devices. Each of five spanwise wing segments of the wing has one or more motors and photovoltaic arrays, and produces its own lift independent of the other wing segments, to minimize inter-segment loads. ... Aerovironment Inc

Powerplant and related control system and method

A hydrogen fueled powerplant including an internal combustion engine that drives a motor-generator, and has a two-stage turbocharger, for an aircraft. A control system controls the operation of the motor-generator to maintain the engine at a speed selected based on controlling the engine equivalence ratio. ... Aerovironment Inc

04/12/18 / #20180101182

Geographic survey system for vertical take-off and landing (vtol) unmanned aerial vehicles (uavs)

A method of unmanned aerial vehicle (uav) operation, including: receiving from a customer a first data request, the first data request having: a first geographic coverage area; and a refresh rate for the first geographic coverage area; planning a first plurality of flight missions to accomplish the first data request; uploading flight missions data representing the first plurality of flight missions into a uav pod; and deploying the uav pod.. . ... Aerovironment Inc

04/05/18 / #20180094902

Interactive weapon targeting system displaying remote sensed image of target area

Systems, devices, and methods for determining a predicted impact point of a selected weapon and associated round based on stored ballistic information, provided elevation data, provided azimuth data, and provided position data.. . ... Aerovironment Inc

04/05/18 / #20180093755

Unmanned aerial vehicle angular reorientation

A system comprising an unmanned aerial vehicle (uav) having wing elements and tail elements configured to roll to angularly orient the uav by rolling so as to align a longitudinal plane of the uav, in its late terminal phase, with a target. A method of uav body re-orientation comprising: (a) determining by a processor a boresight angle error correction value bases on distance between a target point and a boresight point of a body-fixed frame; and (b) effecting a uav maneuver comprising an angular role rate component translating the target point to a re-oriented target point in the body-fixed frame, to maintain the offset angle via the offset angle correction value.. ... Aerovironment Inc

03/29/18 / #20180086480

Uav payload module camera assembly and retraction mechanism

In one possible embodiment, a uav payload module retraction mechanism is provided including a payload pivotally attached to a housing. A biasing member is mounted to bias the payload out of the housing and a winch is attached to the payload. ... Aerovironment Inc

03/29/18 / #20180086459

High altitude, long endurance, unmanned aircraft and methods of operation thereof

Embodiments include one or more high altitude, long endurance (hale) unmanned aircraft capable of persistent station-keeping having one or more electromagnetic (ir/visual/rf) sensor elements or suites for purposes of survey and/or signal gathering. Embodiments include one or more high altitude, long endurance (hale) unmanned aircraft capable of persistent station-keeping having a directable laser. ... Aerovironment Inc

03/22/18 / #20180081036

Rotating lidar

A lidar system, including a base, a sensor body, and a motor having a shaft. The motor is affixed to the base, and can drive the sensor body in rotation with respect to the base. ... Aerovironment Inc

03/22/18 / #20180080606

Cryogenic liquid tank

A hydrogen storage tank for a hydrogen fueled aircraft. The tank has a wall made of layers of aerogel sections around a hard shell layer, sealed within a flexible outer layer, and having the air removed to form a vacuum. ... Aerovironment Inc

02/15/18 / #20180043987

System for protecting a rotatable shaft of a motor from excessive bending moments

A motor assembly that includes a motor having a motor casing, a rotatable shaft extending from said motor casing to a shaft length and a hub coupled to said rotatable shaft, the hub having a circumferential skid surface disposed immediately proximal to the motor casing and having a channel configured to seat a propeller, when a propeller is present, wherein a bending moment applied to the shaft through the hub results in the circumferential skid surface contacting said motor casing.. . ... Aerovironment Inc

01/04/18 / #20180006517

Motor air flow cooling

In one possible embodiment, an aircraft electric motor cooling system is provided having an airflow path through a spinner which includes a first airflow path between an inner rotor and a stator, a second airflow path between an outer rotor the stator and a third airflow path along an outer surface of the outer rotor.. . ... Aerovironment Inc

01/04/18 / #20180002003

Vertical take-off and landing (vtol) winged air vehicle with complementary angled rotors

Systems, devices, and methods for an aircraft having a fuselage (110); a wing (120) extending from both sides of the fuselage; a first pair of motors (132b, 133b) disposed at a first end of the wing; and a second pair of motors (142b, 143b) disposed at a second end of the wing; where each motor is angled (381, 382, 391, 392) to provide a component of thrust by a propeller (134, 135, 144, 145) attached thereto that for a desired aircraft movement applies a resulting torque additive to the resulting torque created by rotating the propellers.. . ... Aerovironment Inc

12/21/17 / #20170367221

Thermal management system for an aircraft avionics bay

A system for managing heat transfer is provided by the present disclosure, which in one form includes a cavity having an inner wall portion, at least one heat-generating component disposed within the cavity, and a plurality of heat conducting members disposed adjacent one another. Each heat conducting member includes a resilient core and an outer shell wrapped around at least a portion of the resilient core. ... Aerovironment Inc

12/14/17 / #20170355455

Vertical takeoff and landing (vtol) air vehicle

A flight control apparatus for fixed-wing aircraft includes a first port wing and first starboard wing, a first port swash plate coupled between a first port rotor and first port electric motor, the first port electric motor coupled to the first port wing, and a first starboard swash plate coupled between a first starboard rotor and first starboard electric motor, the first starboard electric motor coupled to the first starboard wing.. . ... Aerovironment Inc

12/07/17 / #20170350927

Residual current detecting (rcd) and ground impedance monitoring transformer and control methods

Systems, devices, and methods for a transformer including: a first drive winding (206) wound on a first core; a second drive winding wound on a second core; a sense winding wound across the first and second cores; and a compensation winding wound across the first and second cores; where one or more utility lines are threaded through a middle of the first and second cores, a common mode current in the one or more utility lines causes one or more pulses to appear on the sense winding, a current on the compensation winding is adjusted until the one or more pulses on the sense winding are cancelled out, and the common mode current on the one or more utility lines is the adjusted current on the compensation winding multiplied by a turn ratio between the compensation winding and the sense winding.. . ... Aerovironment Inc

11/30/17 / #20170345594

Shock-resistant electrical switch

Systems, devices, and methods for an electrical switch including: an enclosure; a hinged armature disposed within the enclosure; a moveable contact electrically coupled to the hinged armature and disposed substantially parallel to the hinged armature; and a rib positioned between the hinged armature and an outer edge of the electrical switch, where the rib transfers external forces applied to the electrical switch to the enclosure by limiting movement of the hinged armature towards an outer edge of the electrical switch.. . ... Aerovironment Inc

11/16/17 / #20170331339

Stator winding heat sink configuration

In one possible implementation, a motor is provided including a rotor and a stator. Front cooling fins are thermally coupled to a front of the stator, and rear cooling fins are thermally coupled to a rear portion of the stator. ... Aerovironment Inc

10/12/17 / #20170291720

Small unmanned aerial vehicle (suav) shipboard recovery system

Systems, devices, and methods for impacting, by a small unmanned aerial vehicle (suav), a net having at least three sides; and converting the kinetic energy of the suav into at least one of: elastic potential energy of one or more tensioned elastic cords connected to at least one corner of the net, gravitational potential energy of a frame member connected to at least one corner of the net, rotational kinetic energy of the frame member connected to at least one corner of the net, and elastic potential energy of the frame member connected to at least one corner of the net.. . ... Aerovironment Inc

10/12/17 / #20170291703

Air vehicle flight mechanism and control method for non-sinusoidal wing flapping

A flapping wing driving apparatus includes at least one crank gear capstan rotatably coupled to a crank gear, the at least one crank gear capstan disposed radially offset from a center of rotation of the crank gear; a first wing capstan coupled to a first wing, the first wing capstan having a first variable-radius drive pulley portion; and a first drive linking member configured to drive the first wing capstan, the first drive linking member windably coupled between the first variable-radius drive pulley portion and one of the at least one crank gear capstan; wherein the first wing capstan is configured to non-constantly, angularly rotate responsive to a constant angular rotation of the crank gear.. . ... Aerovironment Inc

09/28/17 / #20170279334

Motor mount and damper

A system having a damper with six or more indentations on alternating sides of the damper, where each indentation is open to an outer circumferential surface of the damper and extends over halfway through a width of the damper, and six or more slots, each slot open to an undulating inner circumferential surface of the damper and extending through the width of the damper.. . ... Aerovironment Inc

09/21/17 / #20170270807

Deep stall aircraft landing

An aircraft defining an upright orientation and an inverted orientation, a ground station; and a control system for remotely controlling the flight of the aircraft. The ground station has an auto-land function that causes the aircraft to invert, stall, and controllably land in the inverted orientation to protect a payload and a rudder extending down from the aircraft. ... Aerovironment Inc

08/24/17 / #20170240289

Invertible aircraft

A rotorcraft including a fuselage, one or more motor-driven rotors for vertical flight, and a control system. The motors drive the one or more rotors in either of two directions of rotation to provide for flight in either an upright or an inverted orientation. ... Aerovironment Inc

08/10/17 / #20170225799

Composition and process for applying hydrophobic coating to fibrous substrates

A vertical take-off and landing (vtol) unmanned aerial vehicle (uav) storage and launch system includes a uav pod (108) having a uav pod processor (114) and a uav (102) selectively enclosed in the uav pod (108), the uav (102) having only two rotors (202).. . ... Aerovironment Inc

08/03/17 / #20170219341

Inverted-landing aircraft

An aircraft defining an upright orientation and an inverted orientation, a ground station; and a control system for remotely controlling the flight of the aircraft. The ground station has an auto-land function that causes the aircraft to invert, stall, and controllably land in the inverted orientation to protect a payload and a rudder extending down from the aircraft. ... Aerovironment Inc

07/13/17 / #20170197513

Remote rechargeable monitoring system and method

A system including a remote server connected over a network to a battery charger is configured to track usage of rechargeable batteries. Values of various sensed parameters of a battery, such as temperature, charge, current, and water level are stored with the battery and uploaded to the remote server, either wirelessly or through the network, and either directly from the battery or by way of the battery charger when the battery is coupled to the battery charger. ... Aerovironment Inc

07/06/17 / #20170190443

Power and communication interface for vertical take-off and landing (vtol) unmanned aerial vehicles (uavs)

A vertical take-off and landing (vtol) unmanned aerial vehicle (uav) system including: a rearward facing tang extending from a rear fuselage portion of a vtol uav; one or more metallic contacts disposed on an exterior surface of the tang; a uav pod including a landing surface; and an opening disposed in the landing surface to receive the tang.. . ... Aerovironment Inc

06/29/17 / #20170183092

Air vehicle flight mechanism and control method

Heavier-than-air, aircraft having flapping wings, e.g., ornithopters, where angular orientation control is effected by variable differential sweep angles of deflection of the flappable wings in the course of sweep angles of travel and/or the control of variable wing membrane tension.. . ... Aerovironment Inc

06/22/17 / #20170177006

Survey migration system for vertical take-off and landing (vtol) unmanned aerial vehicles (uavs)

A method of migrating unmanned aerial vehicle (uav) operations between geographic survey areas, including: uploading a first plurality of flight missions into a first uav pod; deploying the uav pod; autonomously launching the uav from the uav pod a plurality of times to perform the first plurality of flight missions; providing first survey data from the uav to the uav pod; autonomously migrating the uav from the first uav pod to a second uav pod; receiving a second plurality of flight missions in a second uav pod; providing the uav with one of the second plurality of flight missions from the second uav pod; autonomously launching the uav from the second uav pod a plurality of times to perform the second plurality of flight missions; and providing a second survey data from the uav to the second uav pod; where the autonomous migrating of the uav to accomplish the first and second survey data happens autonomously and without active human intervention.. . ... Aerovironment Inc

06/08/17 / #20170158475

Integrated battery unit with cooling and protection expedients for electric vehicles

Methods of and apparatus for removing heat generated by cells of a battery pack. The methods and apparatus may employ one or more fan modules disposed between or next to cells of the battery pack, or one or more fans directly mounted to the battery pack or battery pack case housing the cells. ... Aerovironment Inc

05/18/17 / #20170139416

Unmanned aircraft turn and approach system

An aircraft including a wing system, a plurality of control surfaces, a camera mounted on a camera pod, and a control system. The camera pod is configured to vary the orientation of the camera field of view only in yaw, relative to the aircraft, between a directly forward-looking orientation and a side-looking orientation. ... Aerovironment Inc

05/18/17 / #20170137142

System for aligning a propeller

A motor assembly that includes a motor (102) having a rotatable shaft, a hub coupled to the rotatable shaft, the hub having a propeller indexer to receive a propeller (104), when the propeller is present, a sensor trigger rotatable with the shaft (100) and positioned at a propeller offset angle θprop from the propeller indexer, and a sensor coupled to the motor and positioned to detect the sensor trigger so that the propeller indexer may be positioned at the propeller offset angle θprop from the sensor through rotation of the shaft so that said sensor is proximate to the sensor trigger.. . ... Aerovironment Inc

04/13/17 / #20170101179

Ad hoc dynamic data link repeater

In one possible embodiment, a system capable of a self-propagating data link includes an unmanned vehicle having a data link transceiver and at least one deployable data link transceiver. The unmanned vehicle having a deployment means for deploying the at least one deployable data link transceiver.. ... Aerovironment Inc

03/09/17 / #20170066341

Portable charging cable with in-line controller

A portable electric vehicle support equipment (evse) unit is formed as a cord of plural insulated conductors and a flexible outer sheath enclosing said plural insulated conductors. The cord includes an evse docking connector on a docking end of the cord and a utility plug on a utility end of the cord, said cord being divided into a docking section terminated at said docking connector and a utility section terminated at said utility connector. ... Aerovironment Inc

03/09/17 / #20170066340

Electric vehicle supply equipment with temperature controlled current

In electric vehicle supply equipment (evse), interruption of charging due to overheating is prevented by adjusting the pulse duty cycle on the control pilot conductor communicating the maximum allowed current level to the electric vehicle, the adjustment being performed whenever the evse temperature exceeds a predetermined threshold temperature below the maximum operating temperature as a function of the approach of the temperature to the maximum operating temperature.. . ... Aerovironment Inc

02/23/17 / #20170051556

Water-tight compartment with removable hatch and two-sided gel seal for multiple conduit access

A water-tight or air-tight accessible compartment has a removable hatch sealed at the edge with elastically conformable opposing seals, with elongate communication elements extending into the compartment between the opposing seals, seals conforming to the topology formed between the compartment edge and the elongate communication elements.. . ... Aerovironment Inc

02/02/17 / #20170029135

Launch tube restraint system for unmanned aerial vehicle (uav)

An unmanned aerial launch vehicle (uav) launch apparatus is disclosed that includes a uav (400) having an exterior surface, an aerial vehicle (av) tab (510) extending from the exterior surface, a tube (440) containing the uav (400), the tube (440) including a tab stop (515) configured to controllably hinder travel of the av tab (510) past the tab stop (515), and a pair of opposing tab guides (700, 705) configured to position the av tab (510) for travel over the tab stop (515).. . ... Aerovironment Inc

01/26/17 / #20170027077

Mounting system for mechanical-shock resistant printed circuit board (pcb)

A shock resistant fuselage system includes first and second fuselage side walls, each of the first and second fuselage side walls having a plurality of guide posts, and a printed circuit board (pcb) rigidly attached to at least one of the first and second fuselage side walls, the pcb having a plurality of guide slots, each of the plurality of guide posts slideably seated in a respective one of the plurality of guide slots so that elastic deformation of the pcb is guided by the guide slots between the first and second fuselage side walls.. . ... Aerovironment Inc

01/26/17 / #20170023949

Geographic survey system for vertical take-off and landing (vtol) unmanned aerial vehicles (uavs)

A method of unmanned aerial vehicle (uav) operation, including: receiving from a customer a first data request, the first data request having: a first geographic coverage area; and a refresh rate for the first geographic coverage area; planning a first plurality of flight missions to accomplish the first data request; uploading flight missions data representing the first plurality of flight missions into a uav pod; and deploying the uav pod. . ... Aerovironment Inc

01/26/17 / #20170021945

Aircraft grounding system

Liquid dispensing assemblies including adhesive anchoring assemblies configured to adhere to a support surface external to a device such as a vehicle. An air vehicle includes (a) a fluid adhesive container assembly detachably attached to the air vehicle, wherein the fluid adhesive container assembly comprises: (i) an adhesive container comprising fluid adhesive; and (ii) one or more fibers, wherein the one or more fibers are configured, or a brush of fibers, or a fabric of fibers, is configured to conduct the fluid adhesive and to structurally support an adhesive bond between the one or more fibers and a surface; and (b) means for dispensing the fluid adhesive from the fluid adhesive container, to the one or more fibers.. ... Aerovironment Inc

01/26/17 / #20170021942

Pod cover system for a vertical take-off and landing (vtol) unmanned aerial vehicle (uav)

An unmanned aerial vehicle (uav) storage and launch system includes a uav pod having an open position and a closed position, the closed position establishing an interior that is weather resistant to an environment external to the uav pod and a vertical takeoff and landing (vtol) uav enclosed in the uav pod so that the uav pod in the closed position provides a weather resistant interior for the vtol uav.. . ... Aerovironment Inc

01/26/17 / #20170021941

Pod operating system for a vertical take-off and landing (vtol) unmanned aerial vehicle (uav)

A vertical take-off and landing (vtol) unmanned aerial vehicle (uav) storage and launch system includes a uav pod having a uav pod processor and a uav selectively enclosed in the uav pod, the uav having only two rotors.. . ... Aerovironment Inc

01/26/17 / #20170021923

Power and communication interface for vertical take-off and landing (vtol) unmanned aerial vehicles (uavs)

A vertical take-off and landing (vtol) unmanned aerial vehicle (uav) system including: a rearward facing tang extending from a rear fuselage portion of a vtol uav; one or more metallic contacts disposed on an exterior surface of the tang; a uav pod including a landing surface; and an opening disposed in the landing surface to receive the tang.. . ... Aerovironment Inc








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