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Rotary Actuator patents

      

This page is updated frequently with new Rotary Actuator-related patent applications.




 Shielding unit and plating apparatus including the same patent thumbnailShielding unit and plating apparatus including the same
A shielding unit for a plating apparatus may include a shielding plate, a controlling plate and a rotary actuator. The shielding plate may have a plurality of holes configured to permit a passage of an electrolyte therethrough.
Samsung Electronics Co., Ltd.


 Batch processing chamber patent thumbnailBatch processing chamber
Embodiments of the present disclosure provide a processing chamber with a top, a bottom, and a sidewall coupled together to define a volume, a gas distributor disposed around the sidewall, a substrate support disposed in the enclosure, the substrate support having a central exhaust opening having a channel and a rotary actuator disposed along a longitudinal axis thereof, and a plurality of substrate pockets distributed around the central exhaust opening, and an energy source coupled to the bottom.. .
Applied Materials, Inc.


 Ammonia applicator system patent thumbnailAmmonia applicator system
An ammonia applicator system is provided that has adjustable orifices with openings having variable sizes that can be changed remotely, without having to disassemble exit lines from a distribution manifold. In this way, the restriction of the exit lines and, thus, line flow rate can be adjusted remotely and/or automatically even during ammonia application use each adjustable orifice may include a valve and an actuator that controls the valve for changing the size of the opening of the adjustable orifice.
Cnh Industrial Canada, Ltd.


 Method of calibrating an applicator patent thumbnailMethod of calibrating an applicator
An ammonia applicator system is provided that has adjustable orifices with openings having variable sizes that can be changed remotely, without having to disassemble exit lines from a distribution manifold. In this way, the restriction of the exit lines and thus, line flow rate can be adjusted remotely and/or automatically even during ammonia application use.
Cnh Industrial Canada, Ltd.


 Rotation-blocking device with simplified structure, and actuator comprising such a device patent thumbnailRotation-blocking device with simplified structure, and actuator comprising such a device
A rotation-blocking device including a stator, a rotor, at least one blocking element mounted between the stator and the rotor to be movable between a position of interaction with the rotor and the stator and a position retracted relative to the rotor, and actuator means including a coil wound on the stator and connected to a control unit to power the coil so as to create a magnetic field, the blocking element being made of a material sensitive to the magnetic field in such a manner that powering the coil causes the blocking element to move towards one of its positions. A rotary actuator including such a device..
Safran Electronics & Defense


 Rotary actuator patent thumbnailRotary actuator
A rotary actuator includes a connector housing with a hollow tube, a separate motor housing clipped to one side of the connector housing, and a separate gear and sensor housing clipped to an opposed side of the connector housing. At least a first gear and a first gear carrier are located within the interior of the hollow tube.
Cts Corporation


 Unlocking mechanism for ram air turbine actuator patent thumbnailUnlocking mechanism for ram air turbine actuator
An apparatus for unlocking an actuator comprises a first member mounted in a housing for rotation about an axis and having a circumferentially extending surface, a recess being formed in a section of the circumferentially extending surface. A second member for operative connection to a lock release element of an actuator is mounted for movement in a direction generally transverse to the axis of rotation of the first member and has a follower element resiliently biased into contact with the circumferentially extending surface of the first member.
Hamilton Sundstrand Corporation


 Multi-axis machine tool and methods of controlling the same patent thumbnailMulti-axis machine tool and methods of controlling the same
One embodiment of the present invention can be characterized as a method for controlling a multi-axis machine tool that includes obtaining a preliminary rotary actuator command (wherein the rotary actuator command has frequency content exceeding a bandwidth of a rotary actuator), generating a processed rotary actuator command based, at least in part, on the preliminary rotary actuator command, the processed rotary actuator command having frequency content within a bandwidth of the rotary actuator and generating a first linear actuator command and a second linear actuator command based, at least in part, on the processed rotary actuator command. The processed rotary actuator command can be output to the rotary actuator, the first linear actuator command can be output to a first linear actuator and the second linear actuator command can be output to a second linear actuator..
Electro Scientific Industries, Inc.


 Balanced rotary helical actuator patent thumbnailBalanced rotary helical actuator
This invention relates to a novel helical dual-center engagement converting mechanism and its applications in fluid-powered actuation system, more particularly to a highly reliable, simple, powerful and balanced and less expensive helical rotary actuator. This actuator comprises a self-balanced linear/rotary dual-center engagement converter, compact porting systems and easy manufacturing modules and various bodies and shaft interface with other components.

 Characterization of stiction condition in an electrically-assisted steering system patent thumbnailCharacterization of stiction condition in an electrically-assisted steering system
A method for characterizing a stick-slip or stiction condition in an electrically-assisted steering system includes transmitting a first steering control signal from a controller to a rotary actuator as a periodic steering conditioning signal, receiving a second steering control signal via a steering assist motor throughout the test to electrically assist steering, transmitting a third steering control signal to the rotary actuator to cause alternate rotation of the steering shaft to a target angle rate at constant acceleration/deceleration, and measuring a steering torque output from the rotary actuator. A control action is executed when a difference in local maximum and minimum peak amplitudes of the steering torque output exceeds a calibrated threshold difference indicative of stiction.
Gm Global Technology Operations Llc


Characterization of stick-slip condition in a steering system

A method for characterizing a stick-slip condition in a steering system includes transmitting a periodic steering control signal to a rotary actuator to cause rotation of a steering shaft, through a torsion bar and inertia wheel, over a range of steering angles, and applying an axial force to a rack to resist rack displacement from a centered position. A steering torque output value is measured via a torque transducer.
Gm Global Technology Operations Llc

Rotary valve with brake mode

An example valve includes a sleeve having a plurality of openings configured along a length of the sleeve. A spool is rotatable within the sleeve and includes a respective plurality of openings along a length of the spool corresponding to the plurality of openings of the sleeve.
Google Inc.

Torque tool, socket selection mechanism, and methods of use

The invention provides a subsea torque tool (10) for a subsea vehicle system (such as an rov), a drive head selection mechanism (30), and a method of use. The tool comprises a tool housing and a plurality of torque drive heads (22, 24, 26).
Forum Energy Technolgies (uk) Limited

Characterization of stiction condition in a manual steering gear

A method for characterizing a stiction condition in a manual steering gear includes transmitting a steering input control signal to a rotary actuator, and rotating a steering shaft with constant acceleration, via the rotary actuator, in response to the steering input control signal. A steering output torque is determined while rotating the steering shaft with the constant acceleration, receiving the steering output torque via the controller, and executing a control action when a rate of the received steering output torque exceeds a threshold rate indicative of the stiction condition.
Gm Global Technology Operations Llc

Linear or rotary actuator using electromagnetic driven hammer as prime mover

We claim a hammer driven actuator that uses the fast-motion, low-force characteristics of an electro-magnetic or similar prime mover to develop kinetic energy that can be transformed via a friction interface to produce a higher-force, lower-speed linear or rotary actuator by using a hammering process to produce a series of individual steps. Such a system can be implemented using a voice-coil, electro-mechanical solenoid or similar prime mover.
Dynamic Structures And Materials

Magnetic detenting configuration for custom encoder

Detent systems for rotary actuators that utilize one or more sets of magnets that have either attractive or repulsive characteristics. A biasing magnetic element may be positioned to repel a floating movable magnet.
Advanced Input Devices, Inc.

Actively adjustable wheel suspension for the wheels of an axle of a motor vehicle

An actively adjustable wheel suspension for the wheels of an axle of a motor vehicle, wherein each wheel is articulated on the body side of the motor vehicle via a plurality of wheel control elements, includes for each wheel on the axle a rotary actuator which is supported on the body side and includes a torsion bar. The two rotary actuators can be activated for active adjustment via a control unit, with the rotary actuators and the torsion bars of the rotary actuators being oriented in motor vehicle longitudinal direction.
Audi Ag

Lateral retractor system and methods of use

Technology disclosed herein relates to retractors and methods of use for surgical procedures, and in particular, spinal surgical procedures. In one embodiment, a surgical retractor includes a pair of pivotable armatures and a translatable armature.
Zimmer Biomet Spine, Inc.

Integrated hydraulic rotary actuator

In the integrated hydraulic rotary actuator according to the present invention, a valve, a sensor, a controller, and a driving unit for controlling the rotary actuator are integrated, so wires connecting them are not exposed to the outside. Accordingly, it is possible to prevent damage due to interference in operation and maintenance is easy.
Knr Systems Inc.

High acceleration rotary actuator

A high acceleration rotary actuator motor assembly is provided comprising a plurality of phase motor elements provided in tandem on a shaft, each phase element including a rotor carrying magnets which alternate exposed poles, the rotor being connected to the shaft and surrounded by a stator formed of a plurality of interconnected segmented stator elements having a contiguous winding to form four magnetic poles, the stator being in electrical communication with a phase electric drive unit, wherein each of the poles exert a magnetic force upon the magnets carried by the rotor when the poles are electrically charged by the phase electric drive unit. The rotors and magnets of each phase motor element are offset about the shaft from one another.

Rotary dust screen

A rotary dust screen for a cooling unit of an agricultural vehicle includes a frame having a ring shape, wherein a dust screen is mounted in the frame and wherein the frame includes a seal extending along the ring and comprising a lip adapted to abut, when the rotary dust screen is mounted on the cooling unit, against a housing of the cooling unit to prevent contaminants from entering the cooling unit at an edge of the dust screen, wherein the rotary dust screen further has a driving belt adapted to be driven by a rotary actuator to rotate the dust screen, wherein the driving belt engages with the rotary dust screen at an outer surface of the seal.. .
Cnh Industrial America Llc

Universal lock with sliding blocking mechanism

A lock having a housing defining a cavity with first and second opposing side walls and an opening for receiving a locking bolt, the locking bolt moveable between a locked position and an unlocked position is provided. The lock includes a rotary actuator having a rotary output and responsive to entry of an electronic combination input by a user; and a sliding blocking mechanism responsive to said rotary output and moveable between a blocking position for blocking said locking bolt in the locked position and an unblocking position for allowing said locking bolt to move into said unlocked position..

Rotary pivot arm positioning assembly

A rotary pivot arm positioning assembly for a paving, texturing, or curing machine allows the machine to automatically transition from an operational orientation to a transport orientation without manual repositioning or disconnection of its components. The assembly includes a pivot arm coupled to both the front and aft ends of an end frame by a helical actuator, slew gear drive or other rotary actuator.
Gomaco Corporation

Low cost limited rotation rotary actuator

A limited rotation electromechanical rotary actuator includes a stator having an aperture sized to accept a rotor assembly and a rectangular coil. A rotor assembly is bidirectionally operable with the stator over a limited range of rotation.

Electromechanical rotary actuator

An electromechanical hinge-line rotary actuator is provided. The actuator includes a drive member and a motor disposed inside and directly coupled to the drive member.
Hamilton Sundstrand Corporation

Methods and integrating rotary actuators in flight control systems

Methods and apparatus for reacting rotary actuator and control surface loads into a wing structure using reaction links. The apparatus incorporates a structural interface feature that can facilitate a change of the component(s) in the load loop, such as the path connecting a control surface to a fixed aircraft structure via a rotary actuator.
The Boeing Company

Method for adjusting the play in a high-lift system of an aircraft

A method for adjusting play in a high-lift system of an aircraft with several flaps, moved by a drive unit with the aid of driving stations connected to a driveshaft, includes disengaging the mechanical connections between the driveshaft and the driving stations in the first position, displacing the individual drive levers by mechanically driving a gear input of the associated rotary actuator such that the individual drive levers come into mechanical contact with a stop in a second position, spaced apart from the first position, and are pretensioned by a certain torque, rotationally fixing the gear inputs of the rotary actuators, adapting the length of connecting links between the respective drive levers and a support arm carrying the associated flap such that a position of the associated flap corresponding to the position of the stop is reached, and reconnecting the driving stations to the driveshaft pretensioned to have no play.. .
Airbus Operations Gmbh

Rotary piston type actuator

A rotary actuator includes a first housing defining a first arcuate chamber having a first cavity, a first fluid port in fluid communication with the first cavity, and an open end. A rotor assembly is rotatably journaled in the first housing and having a rotary output shaft and a first rotor arm extending radially outward from the rotary output shaft.
Woodward, Inc.

High pressure waterblasting nozzle manipulator apparatus

A high pressure nozzle manipulator includes a wheeled chassis, a pair of parallel manipulator elevator rails supported by an elevator rail rotator fastened to the chassis, a horizontal extensible arm rail disposed between and carried by the manipulator elevator rails, a rotary actuator fastened to a distal end of the horizontal extensible arm rail, and a linear actuator fastened between the first rotary actuator and a hinged nozzle support bracket. This bracket holds a high pressure cleaning nozzle.
Stoneage, Inc.

Subframe for a motor vehicle

The invention relates to a subframe for a motor vehicle, comprising two front node elements (1) for connecting to a vehicle body, which node elements are spaced from each other in a vehicle transverse direction (y) and are connected to each other by means of a front subframe cross member (3), and comprising at least one functional part (28), in particular a rotary actuator, which extends adjacently to the subframe cross member (3) in a vehicle transverse direction (y), by means of which functional part a torsion can be applied to torsion springs that act on the vehicle wheel suspension. According to the invention, the subframe cross member (3) has an opening, which provides an additional installation space, in which the functional part (28) at least partially protrudes..
Audi Ag

Manual fluid actuator

A dynamic tactile interface includes a dynamic tactile layer and a manual fluid actuator. The manual fluid actuator includes a displacement device including a bladder, a platen adjacent the bladder, an elongated member coupled to the platen, and a rotary actuator, the elongated member and the rotary actuator translating rotation of the rotary actuator into translation of the platen, the platen compressing the bladder in response to rotation of the rotary actuator in a first direction and expanding the bladder in response to rotation of the rotary actuator in a second direction opposite the first direction..

Rotary actuator and strain wave gearing reduction drive unit

A reduction drive-side mounting end face on a strain wave gearing reduction drive unit has a circular center hole, and a motor-side mounting end face on a motor has a circular projection. The strain wave gearing reduction drive unit and motor are coaxially mounted by the circular projection being fit into the circular center hole with a regulating ring therebetween.

Actuator with central torque member

A fluid-powered rotary actuator having a body with a shaft disposed therein and having a linear-to-rotary force-converting member mounted for longitudinal movement within said body in response to the selective application of pressurized fluid thereto. The actuator uses a torque member having a flange portion attached to the body or an external structure and a grooved central portion.

Rotary actuator

A rotary actuator includes an output shaft, a housing, a piston, and a friction reducer. The housing includes an arcuate bore that extends around the output shaft.

Aircraft, control surface arrangements, and methods of assembling an aircraft

An aircraft, a control surface arrangement, and a method of assembling an aircraft are disclosed herein. In an exemplary embodiment, the aircraft includes, but is not limited to, an airframe, a control surface, and a rotary actuator.
Gulfstream Aerospace Corporation

Multi-slice rotary electromechanical actuator

A multi-slice electromechanical hinge-line rotary actuator includes a motor stator configured to generate rotational motion about a rotational axis. The multi-slice electromechanical hinge-line rotary actuator further includes a plurality of layers rotatably coupled to the motor stator.
Hamilton Sundstrand Corporation

Sanding elements replacing device

A device for replacing sanding elements of a polishing device includes a first support, a second support, a feeder assembly, a suction assembly, a first pushing assembly, a second pushing assembly, and a clamping assembly. The feeder assembly includes a receiving member configured to receive the sanding elements, and a supporting member positioned below the receiving member.
Hon Hai Precision Industry Co., Ltd.

Compact radiofrequency excitation module with integrated kinematics and compact biaxial antenna comprising at least one such compact module

The compact excitation module comprises two radiofrequency rf exciters and a rotary joint coupled together along a common longitudinal axis, the rotary joint comprising two distinct parts, respectively fixed and rotating around the common longitudinal axis, the two radiofrequency exciters being mounted one on each side of the rotary joint, respectively on the fixed and rotating parts, and axially coupled together by the rotary joint. The compact excitation module further comprises a rotary actuator provided with an axial transverse opening, the rotary joint being housed in the axial transverse opening of the rotary actuator..
Thales

Operator control device for an electrical appliance and electrical appliance

An operator control device for an electrical appliance has a cover, a rotary actuator as an actuating element and a mount for the rotary actuator. The rotary actuator is arranged under the cover and has a driver disk with contacts, and a component carrier with opposing contacts.
E.g.o. Elektro-geraetebau Gmbh

Orthopaedic reamer connector

An orthopaedic reamer connector includes a base shaped to allow for connection of an orthopaedic reamer having a connection surface and being configured to rotatably connect to a rotary actuator; two pairs of holders associated with the connection surface that each have a first holder and a second holder that forms an acute angle relative to said first holder. The first holders are opposed to each other by about 180 degrees and the second holders are opposed to each other by about 180 degrees.
Symmetry Medical, Inc.

Connecting rod for a flight control surface actuation system

A connecting rod assembly for a flight control surface actuation system, the assembly comprising a connecting rod for connecting a flight control surface to a rotary actuator and a position sensor mounted to the connecting rod for sensing the position of the connecting rod relative to a rotary actuator.. .
Goodrich Actuation Systems Sas

Rotary actuator for controlling a flight control surface

A rotary actuator for controlling a flight control surface and a flight control surface actuation assembly including the rotary actuator. The actuator comprises a rotary output shaft for driving a flight control surface, a locking mechanism for selectively preventing rotation of the rotary output shaft and a torque limiter for allowing the locking mechanism to be bypassed upon the locking mechanism experiencing a torque above a predetermined limit..
Goodrich Actuation Systems Sas

Geared drive assemblies

A geared drive assembly (10) comprising the driven gear (12) arranged to mesh with the driving gear (14) and a rotary actuator operatively connected to the driving gear (14) by the pulley belt (22) engaging with an first pulley wheel (18) of the rotary actuator and a second pulley wheel (24) rigidly and coaxially connected to the driving gear (14), wherein the pulley belt (22) comprises first (26) and second (28) pulley belt portions extending between the first (18) and second (24) pulley wheels, wherein the first pulley belt portion (26) is maintained, in use, under tension, and wherein the second pulley belt portion (28) is slack, in use. Advantages of the invention, compared with known anti-backlash gearboxes, include: significant weight reductions, reduced complexity, reduced drag, smaller motor sizes, reduced part count, reduced play and backlash.

Electric actuator for an entry and exit device, in particular a door

A rotary actuator (1) for a door (2) or ramp comprises an electric motor (3), a reduction gear (4, 5) connected to a front portion (6) of a shaft (7) of the motor (3), an output shaft (8) connected to the reduction gear (4, 5), an automatic locking brake (9) connected to a rear portion (10) of the motor shaft (7) and a decoupler (11) connected between the rear portion (10) of the motor shaft (7) and the locking brake (9) and actuatable to decouple the motor shaft (7) from the locking brake (9).. .
Isaf Bus Components S.r.l.

Electric switch assembly

A rotary switch assembly, comprising a rotary contact (150, 160) and a stationary contact, and a rotary actuator (120) for rotating the rotary contact (150, 160) such as to connect with and disconnect from the stationary contact (108, 110). The rotary actuator (120) comprises a shield (132, 140) for shielding the rotary contact (150, 160) from a side that faces the stationary contact (108, 110) when the rotary contact and the stationary contacted are being disconnected from each other..
Abb Oy

Locking rotary actuator

The subject matter of this specification can be embodied in, among other things, a locking apparatus for a rotary actuator includes an outer housing comprising a cylindrical interior surface having a recess. A rotor is disposed within the outer housing.
Woodward, Inc.

Compact parallel eccentric rotary actuator

A rotary actuator (101) is provided which includes a crankshaft (103), first and second eccentric gears (121), first and second end plates (123), a first crosslink (117) which is disposed between the first eccentric gear and the first end plate, a second crosslink which is disposed between the second eccentric gear and the second end plate, a stator (113) disposed between the first and second eccentric gears, and a rotor (109). Preferably, the rotary actuator further includes first and second support plates (115) which are disposed concentrically about the crankshaft and which are attached to first and second surfaces of the stator, respectively.

Linear-rotary actuator

A linear-rotary actuator includes a rotor and a stator. The rotor includes an output shaft, and makes a linear motion in an axial direction and a rotary motion in a circumferential direction.
Kabushiki Kaisha Yaskawa Denki

Linear-rotary actuator

A linear-rotary actuator includes a rotor and a stator. The rotor includes an output shaft, and makes a linear motion in an axial direction of the output shaft and a rotary motion in a circumferential direction of the output shaft.
Kabushiki Kaisha Yaskawa Denki



Rotary Actuator topics:
  • Rotary Actuator
  • Hydraulic Rotary Actuator
  • Wind Turbine
  • Segmented Stator
  • Electric Drive
  • Contiguous
  • Radial Direction
  • Surgical Instrument
  • Instruments
  • Coupling Mechanism
  • Internal Combustion Engine
  • Exhaust Gas
  • Low Pressure Valve
  • Transverse
  • Circulation


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    This listing is a sample listing of patent applications related to Rotary Actuator for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent 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 Rotary Actuator with additional patents listed. Browse our RSS directory or Search for other possible listings.


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