Rotary Actuator

Rotary Actuator-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).

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NEW Rotary actuator utilizing pneumatically actuated elastomeric structures
May 25, 2017 - N°20170145825

A rotary actuator and a method of using same are disclosed. The rotary actuator includes a rotor having a body and defining a plurality of contact surfaces, and a stator having a body and defining a plurality of inflatable bladders circumferentially spaced about the stator body. The stator is positioned relative to the rotor such that upon sequential inflation of ...
NEW Well pumping system with enclosed rod rotator
May 25, 2017 - N°20170145799

A well pumping system can include a rod rotator including a torque transfer device, an outer housing and a rotary actuator. The rotary actuator rotates the torque transfer device and a rod relative to the outer housing. The rod reciprocably displaces longitudinally relative to the outer housing. A method of rotating a rod string can include applying a torque from ...
NEW Switchable operating device for a motor vehicle
May 25, 2017 - N°20170144546

A rotary actuator with an operating knob which is rotatable about a rotational axis is included in an operating device of a motor vehicle. The rotary actuator generates an actuating signal during rotation of the operating knob, and the operating knob is translationally deflectable transversely with respect to the rotational axis to alternately operate two control modules using the same ...
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Modular exercise system
Emerson Process Management, Valve Automation, Inc.
May 04, 2017 - N°20170120096

A modular exercise system is described wherein the system utilizes a universal hydraulic actuator attached to a mount. A connector is attached to the universal hydraulic actuator opposite the mount. The universal hydraulic actuator preferably comprises two hydraulic rotary actuators with non-parallel axis of rotation.
Rotary actuator
Emerson Process Management, Valve Automation, Inc.
April 27, 2017 - N°20170114808

A rotary actuator comprises a rotatable vane assembly mounted within a housing to define first and second chambers, wherein the rotatable vane assembly is rotatable between first and second positions. A first fluid port is in communication with the first chamber to permit an actuation fluid to be delivered to/from the first chamber, and a second fluid port is ...
Lighting fixture and related control method
Emerson Process Management, Valve Automation, Inc.
April 20, 2017 - N°20170108200

A position sensor comprising a linear transducer coupled to the rotary actuator and comprising a slider; wherein the linear transducer is configured to move the slider along a path by a displacement proportional to an angular displacement of the rotary actuator; the position sensor comprising a detection module for detecting the position of the slider along the path; the position ...
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Apparatus for managing fluid flow in a vehicle
Qinetiq Limited
April 06, 2017 - N°20170097087

Apparatus for managing fluid flow in a vehicle, comprising: an epicylic gear set having first and second inputs configured to receive rotational drive input from a torque output feature of a powertrain and a rotary actuator respectively; a pump driver for driving a fluid pump, the pump driver configured to receive rotational drive input from an output of the epicylic ...
Lateral retractor system and methods of use
Zimmer Biomet Spine, Inc.
March 30, 2017 - N°20170086812

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. A body for supporting the armatures is provided, with a handle connected thereto. The handle includes a first rotary actuator, wherein a rotation of the ...
Shielding unit and plating apparatus including the same
Samsung Electronics Co., Ltd.
February 23, 2017 - N°20170051424

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. The controlling plate may make contact with the shielding plate. The controlling plate may have a plurality of controlling holes for controlling an ...
Batch processing chamber
Applied Materials, Inc.
February 02, 2017 - N°20170029976

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 ...
Ammonia applicator system
Cnh Industrial Canada, Ltd.
January 12, 2017 - N°20170006771

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 ...
Method of calibrating an applicator
Cnh Industrial Canada, Ltd.
January 12, 2017 - N°20170006770

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 ...
Rotation-blocking device with simplified structure, and actuator comprising such a device
Safran Electronics & Defense
January 05, 2017 - N°20170001714

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 ...
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Unlocking mechanism for ram air turbine actuator
Hamilton Sundstrand Corporation
December 29, 2016 - N°20160377154

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 ...
Multi-axis machine tool and methods of controlling the same
Electro Scientific Industries, Inc.
December 22, 2016 - N°20160368110

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 ...
Balanced rotary helical actuator
Electro Scientific Industries, Inc.
December 15, 2016 - N°20160363141

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
Gm Global Technology Operations Llc
December 15, 2016 - N°20160362131

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 ...
Characterization of stick-slip condition in a steering system
Gm Global Technology Operations Llc
December 15, 2016 - N°20160362130

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 ...
Rotary valve with brake mode
Google Inc.
December 01, 2016 - N°20160348798

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. A rotary actuator coupled to the spool is configured for rotating the spool ...
Torque tool, socket selection mechanism, and methods of use
Forum Energy Technolgies (uk) Limited
December 01, 2016 - N°20160346883

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). The drive mechanism (17, 18, 20, 28) is operable to rotate the plurality of torque drive heads, and the drive head selection mechanism is used ...
Characterization of stiction condition in a manual steering gear
Gm Global Technology Operations Llc
November 24, 2016 - N°20160339943

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 ...