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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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Compact parallel eccentric rotary actuator
June 14, 2018 - N°20180163820

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 ...
Pointing mechanism for use in an electric propulsion system of a spacecraft and electric propulsion ...
Airbus Defence And Space Gmbh
June 07, 2018 - N°20180155064

A pointing mechanism for use in an electric propulsion system of a spacecraft, the pointing mechanism comprises a mobile plate adapted to receive a thruster and defining a thrust vector of the thruster received on the mobile plate. The pointing mechanism further comprises a rotary actuator coupled to the mobile plate by means of a connecting element, the rotary actuator ...
Actuators for patient mobility devices, patient healthcare devices and human prosthetics
June 07, 2018 - N°20180153757

An orthotic device is provided which includes a first structural element; a second structural element which is rotatably attached to the first structural element across a joint; a first rotary actuator which imparts rotational motion to the first structural element relative to the second structural element about a first axis; and a second rotary actuator which imparts rotational motion to ...
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Torque output intensifier
Woodward, Inc.
April 05, 2018 - N°20180094651

The subject matter of this specification can be embodied in, among other things, a rotary actuator that includes a housing defining an arcuate chamber comprising a cavity, a fluid port in fluid communication with the cavity, and an open end, the arcuate chamber following a portion of a first arc between a first end and a second proximal the open ...
Bi-directional rotary shape memory alloy element actuator assemblies, and systems and methods including the same
The Boeing Company
April 05, 2018 - N°20180094623

Rotary actuator assemblies, wind tunnels including the same, and associated methods are disclosed. A rotary actuator assembly includes a rotary element and a rotary actuator with a shape memory alloy element.
Rotary actuator
Smc Corporation
March 29, 2018 - N°20180087544

A rotary actuator (10) is provided with a linear activation mechanism (40a) that causes a pinion (80) to rotate, and a cylinder body (12) in which a cylinder hole (28a) is formed. The linear activation mechanism (40a) comprises a rack (42) on which a plurality of teeth (44) that mesh with the pinion (80) are provided, and pistons (48a, 48b).
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Anti-pinch logic for door opening actuator
Ford Global Technologies, Llc
March 22, 2018 - N°20180080270

A vehicle door system includes a vehicle door and electrically-powered linear and rotary actuators. The vehicle door system also includes a pinch sensor.
Rotary piston type actuator with a central actuation assembly
Woodward, Inc.
March 08, 2018 - N°20180066682

A rotary actuator includes a housing, a rotor assembly rotatably journaled in said housing and including a rotary output shaft, a central actuation assembly including a central mounting point formed in an external surface of the rotary output shaft, said central mounting point proximal to the longitudinal midpoint of the rotary output shaft, a mounting assembly adapted for attachment to ...
Electronic and mechanical combination lock
March 01, 2018 - N°20180058102

A lock including a housing and an opening for receiving a locking bolt moveable between a locked position and an unlocked position is provided. The lock also includes a rotary actuator having a rotary output of a predetermined amount and responsive to entry of an electronic combination input by a user; a cam wheel operably coupled to the housing and ...
Lateral retractor system and methods of use
Zimmer Biomet Spine, Inc.
March 01, 2018 - N°20180055504

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.
Transport trailer with deployable corral
March 01, 2018 - N°20180055001

A deployable corral system for a transport trailer, such as a livestock trailer, provides a readily deployable corral along the trailer, and is readily stowable along the trailer in a retracted configuration for travel. The corral includes a pair of spaced-apart and pivotably-extendable corral rails with a cross-rail extending between distal ends of the extendable corral rails.
Translating cargo assembly
Excel Industries, Inc.
February 15, 2018 - N°20180043812

Aspects hereof relate to a translating cargo assembly for a vehicle. The translating cargo assembly may include a translation mechanism, which may be affixed to a cargo frame of the vehicle.
Stepper motor driven proportional rotary actuator
Woodward, Inc.
February 08, 2018 - N°20180038503

A stepper motor driven actuator system is provided. The system includes a stepper motor, a cam, and a gearbox system.
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Multi-axis rotary piston actuator
Woodward, Inc.
February 08, 2018 - N°20180038078

The subject matter of this specification can be embodied in, among other things, a multi-axis rotary actuator that includes a first rotary piston actuator configured to controllably actuate a first pivotal joint between a first linkage to a second linkage about a first axis, and a second rotary piston actuator configured to controllably actuate a second pivotal joint connecting the ...
Diverter for sorter and method of diverting
Dematic Corp.
February 08, 2018 - N°20180037420

A plurality of diverters each selectively divert at least one article moving member having a diverting member from a non-diverting path extending longitudinally along said sorter to a diverting rails in a diverting state. At least one of the diverters has a gate having a diverting surface.
Electronically controlled rotary actuator for an aircraft control surface
The Boeing Company
January 25, 2018 - N°20180022441

A method and apparatus for positioning a control surface. A desired position for the control surface associated with an aerodynamic aircraft structure is identified.
Linear-rotary actuator
Delta Electronics, Inc.
January 18, 2018 - N°20180017146

A linear-rotary actuator includes a base, a first linear motor, a second linear motor, a linear rail, and a ball screw. The first and second linear motors are disposed on the base and respectively have a coil assembly and a magnet backplane.
Electromechanical hinge-line rotary actuator
Hamilton Sundstrand Corporation
January 18, 2018 - N°20180015999

An electromechanical rotary actuator includes a drive member, a motor disposed inside and directly coupled to the drive member, and an output arm. The motor has a rotor configured toward an outside of the motor and directly coupled to an input of the drive member and a stator configured toward an inside of the motor and positioned inside the rotor.
Device and method for measuring a valve seat formed in a piece
Marposs Societa' Per Azioni
January 11, 2018 - N°20180010898

A device (1) for measuring a valve seat formed in a piece has an elongate shape and defines a longitudinal axis (a), and includes: a slide (9), slidingly coupled to a guide (11) for translating in a scanning direction (b) inclined to the longitudinal axis; a sensor (10), mounted on the slide for measuring a parameter relating to a profile of the seat; a ...
Gas turbine engine starter reduction gear train with geared rotary actuator
Hamilton Sundstrand Corporation
January 11, 2018 - N°20180010523

According to an aspect, a system for a gas turbine engine includes a reduction gear train operable to drive rotation of a starter gear train that interfaces to an accessory gearbox of the gas turbine engine. The reduction gear train includes a starter interface gear that engages the starter gear train and a core-turning clutch operably connected to the starter ...
Drive system for an automatic step
Rock-slide Engineering, Llc
January 11, 2018 - N°20180009385

This invention relates to a drive system for an automatic step. Some embodiments include a rotary actuator for moving an automatic step, a crank arm pivotally coupled to the actuator and pivotable about a central shaft, and a first link pivotally coupled to the crank arm, the first link having first and second ends.
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