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Rotary Actuator

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


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Simplified parallel eccentric rotary actuator
September 21, 2017 - N°20170271948

A rotary actuator (101) is provided which includes first and second opposing endplates (107); a stator (105) having a first end which is attached to said first endplate, and a second end which is attached to said second endplate; a rotor (103) having first and second eccentrics (125) on a surface thereof; an output attachment ring gear (135) disposed about the periphery of said first and ...
Lower stabilizing arm for a drilling rig
Schlumberger Technology Corporation
September 21, 2017 - N°20170268302

A lower stabilizing arm for stabilizing tubulars for stabbing to the threaded connections of a drill string on drilling rigs. The lower stabilizing arm comprises a bracket and an upper arm having an upper end and a lower end. An upper pair of axially opposed rotary actuators connects the upper end of the upper arm to the bracket. A lower ...
Rotary actuator, and beverage filling system
Evoguard Gmbh
September 14, 2017 - N°20170261121

In a rotary actuator comprising a housing containing a piston and having a cover and a base, thread-like guide grooves in the piston, a shaft having a transverse axis and being rotatable about an axis of the rotary actuator which transverse axis engages into the guide grooves, and torque support engaging into guides in the piston, which torque supports are ...
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Variable compression ratio connecting rod system with rotary actuator
Borgwarner Inc.
August 24, 2017 - N°20170241333

A variable compression connecting rod system (10) located in an internal combustion engine (12) and a method of assembly can include a connecting rod (28) mountable to a piston pin (26) having a first longitudinal axis at one end and 5 mountable to a crankpin (22) having a second longitudinal axis at a second end portion (36). A hydraulically actuated eccentric rotor (52) rotatable about one of the ...
Multi-function seat actuator
Ami Industries, Inc.
August 17, 2017 - N°20170232869

A seat actuation control system is disclosed. The seat actuation control system may permit multiple functions to be controlled by a single actuator. For example, a seat floor tracking function, and a seat pan track and swivel function may be individually controlled by a single actuator, such as a rotary actuator.
Rotary actuator
Harmonic Drive Systems Inc.
August 03, 2017 - N°20170222517

The rotary actuator has an outer rotor type motor assembled coaxially in a device hollow part of a strain wave gearing. One end of the device hollow part is closed by an end cover fixed to an output shaft of the strain wave gearing. A detection part is arranged between the motor and the end cover inside the device hollow ...
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Integrated valve for a legged robot
Google Inc.
August 03, 2017 - N°20170219106

An example valve includes: a sleeve having a plurality of sleeve openings; a first conduit configured to be in hydraulic communication with a first chamber, where a first pressure sensor is disposed in the first conduit and configured to measure a pressure level of fluid in the first chamber; a second conduit configured to be in hydraulic communication with a ...
Rotary piston actuator anti-rotation configurations
Woodward, Inc.
August 03, 2017 - N°20170218983

A rotary actuator includes a housing having an interior boundary that defines a central bore and has interior recesses, a chamber housing assembly disposed in the central bore and having an arcuate chamber, the arcuate chamber comprising a cavity, an exterior boundary of the chamber housing assembly having exterior recesses, each of the exterior recesses aligned with a respective one ...
Modified parallel eccentric rotary actuator
Woodward, Inc.
July 20, 2017 - N°20170204939

A rotary actuator is provided which includes an internal gear, first and second parallel eccentric gears which mesh with said internal gear, a crankshaft equipped with first and second eccentrics which are 180° out-of-phase and which drive said first and second parallel eccentric gears, respectively, a prime mover which drives said crankshaft, first and second crosslinks which prevent the rotation ...
System and method to quantify viscous damping steering feel of a vehicle equipped with an ...
Gm Global Technology Operations Llc
July 13, 2017 - N°20170199102

A method of quantifying a viscous damping steering feel characteristic of a vehicle equipped with an electric power steering system includes connecting the electric power steering (eps) system to a rotary actuator and kingpin actuators of a simulator system, communicating a triangle wave control input from a simulator controller to the rotary actuator, and receiving outputs from sensors in the ...
Method and apparatus for transmitting torque in an actuator
Hanon Systems
July 13, 2017 - N°20170198784

A rotary actuator assembly includes a common shaft, a drive, and a gear assembly. The common shaft has a body portion and a neck portion, and defines a first axis of the actuator assembly. The drive includes a pinion, having an aperture formed therethrough, wherein the neck portion of the common shaft is slidably received in the aperture. The gear ...
Hydraulic rotary actuator
Hanon Systems
July 13, 2017 - N°20170198726

A hydraulic rotational actuator is provided for imparting rotational resistance, or powered rotation, thereby allowing for complete control of shaft, or axle, rotation or rotational resistance within the range of rotation. The hydraulic rotational actuator comprises a casing comprising a pair of cylinders with fluid in each cylinder. A pair of ports is in flow communication within each other wherein ...
Multi-axial mast positioning system
Us Tower Corp.
June 15, 2017 - N°20170167157

A multi-axial telescoping support structure positioning system includes a frame having first and second opposed vertical sections. An axle is rotatably coupled to the first vertical section of the frame. A first rotary actuator has a first end mounted to the second vertical section of the frame and a second end rotatable with respect to the first end attached to ...
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Locking rotary actuator
Woodward, Inc.
June 08, 2017 - N°20170159681

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. The rotor has an interior cavity and a port extending radially from the interior cavity to the cylindrical exterior surface. ...
Rotary hydraulic valve
Google Inc.
June 08, 2017 - N°20170159680

An example valve includes a sleeve having a plurality of openings. A spool is rotatable within the sleeve and includes a respective plurality of openings corresponding to the plurality of openings of the sleeve. A rotary actuator coupled to the spool is configured for rotating the spool within the sleeve to one of at least eight rotary positions. The rotary ...
High pressure waterblasting nozzle manipulator apparatus
Stoneage, Inc.
June 08, 2017 - N°20170157636

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 ...
Rotary actuator utilizing pneumatically actuated elastomeric structures
Stoneage, Inc.
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 ...
Well pumping system with enclosed rod rotator
Stoneage, Inc.
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 ...
Switchable operating device for a motor vehicle
Stoneage, Inc.
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 ...
Rotary actuators with chain operated cams
Emerson Process Management, Valve Automation, Inc.
May 04, 2017 - N°20170122416

An example rotary actuator includes a cam that is to be coupled to a valve. The cam is rotatable about an axis. The example rotary actuator also includes a linear actuator having a stem movable along a path offset from and perpendicular to the axis and a chain having a first end and a second end opposite the first end. ...
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.
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