Schaeffler Technologies Ag & Co .kg

Luk Lamellen Und Kupplungsbau Beteiligungs Kg

Todd Sturgin

Jeffrey Hemphill

Adam Uhler

Chris Luipold

Philip George

Nicholas Hrusch

Vural Ari

Joshua Hixenbaugh

Scott Strong

Patrick Lindemann

Christopher Shamie

Craig Hooker

Jean-Francois Heller

Michael C Davis

Kevin L Parks

Scott Schrader

Kyle DeHoff

Cem Ersahin

Gabor Izso

Cameron Gibson

Larry Haines

Marc McGrath

Robert Mallon

Joachim Hoffman

Jeff Hemphill

Franklin Tibbits

Angad Boralkar

A rotary actuator for a flight control surface includes a first electric motor connected to a first geartrain having planetary gearsets in series and a first drive gear driven by the first electric motor via the first geartrain. The first geartrain and the first drive gear define a first powertrain. The rotary actuator also includes a second electric motor connected to a second geartrain having planetary gearsets in series. The second geartrain is separate from the first geartrain. The rotary actuator further includes a second drive gear driven by the second electric motor via the second geartrain. The second geartrain and the second drive gear define a second powertrain that is coaxial with the first powertrain. Additionally, the rotary actuator includes an output shaft parallel to the first and second powertrains. The output shaft is driven simultaneously via the first and second drive gears.

Rotary actuator for flight control surface

An electro-mechanical park lock actuator includes a shaft and a circuit board. The shaft is arranged for connecting to a transmission park pawl. The circuit board includes a first non-contact inductive position sensor integrated circuit, a first trace electrically connected to the first non-contact inductive position sensor integrated circuit for determining an angular position of the shaft, and an electrical connector for connecting the circuit board to an external master controller. In some example embodiments, the electro-mechanical park lock actuator includes an electric motor drivingly connected to the shaft, and a transmission arranged in a torque path between the electric motor and the shaft.

Electro-mechanical park lock actuator

A phasing mechanism for an internal combustion is provided. The phasing mechanism includes a stator, a rotor configured to rotate relative to the stator, a first plurality of rolling elements configured to engage and move the rotor in a first rotational direction, a second plurality of rolling elements configured to engage and move the rotor in a second rotational direction, and a piston configured to be hydraulically actuated in: i) a first axial direction to move the rotor in the first rotational direction, and ii) a second axial direction to move the rotor in the second rotational direction.

Phasing mechanism with roller ramps

A gerotor pump includes an inner gerotor, a wobble cancellation element, and an outer gerotor disposed radially between the inner gerotor and the wobble cancellation element. The inner gerotor includes a first outer peripheral surface with n first lobes equally spaced from one another in a circumferential direction, and n first depressions, each disposed between an adjacent pair of first lobes. The inner gerotor and the wobble cancellation element are coaxial. The wobble cancellation element includes a first inner peripheral surface with n+1 second lobes equally spaced from one another in the circumferential direction, and n+1 arcuate surfaces, each arranged between an adjacent pair of second lobes. The outer gerotor includes a second outer peripheral surface including n+1 outer depressions complementary to and arranged to engage the second lobes, and a second inner peripheral surface comprising n+1 inner depressions complementary to and arranged to engage the first lobes.

Split power gerotor pump

A vehicle seat rotates in response to activation of an electric motor. The electric motor is part of a non-back-drivable mechanism such that it acts to lock the seat in position. The seat mechanism is assembled from stamped components for efficient manufacturing. A bracket includes integrally formed gear teeth which mesh with gear teeth driven by the electric motor. The bracket is held between two stamped parts using four-point angular contact ball bearings. The races of the ball bearings are stamped into the respective stamped parts.

Stamped splined locking mechanism for rotating automotive seat bracket

A phase adjuster assembly is disclosed herein that is configured to adjust a phase between a driving component and driven component of an internal combustion engine. The phase adjuster assembly includes an input gear configured to be driven by the driving component and an output gear configured to drive the driven component. A piston plate assembly is configured to adjust a phase between the driving component and the driven component via axial displacement of the piston plate assembly. A hydraulic fluid system is configured to selectively provide hydraulic fluid to a first piston control chamber on a first side of the piston plate assembly and to a second piston control chamber on a second side of the piston plate assembly to axially displace the piston plate assembly such that the phase between the driving component and the driven component is adjusted.

Cranktrain phase adjuster for variable compression ratio

A clutch assembly is disclosed. The clutch assembly includes a rotational component including a hub configured to rotate relative to a mounted component; and a clutch configured to selectively transmit rotational input from the mounted component to the hub. The clutch includes a first ring including a first surface; a second ring including a second surface; a cage defining a plurality of pockets which are bounded by the first surface and the second surface; and a plurality of rollers each positioned in a respective one of the plurality of pockets. The first ring includes a pair of ramps in each pocket. The second ring rotates relative to the first ring when the plurality of rollers are in a neutral position between the pair of ramps, and the second ring rotates with the first ring when the plurality of rollers are positioned on either of the ramps.

Roller tailgate clutch

An arrangement for a multi-clutch assembly including a popoff valve is disclosed. The arrangement also includes a first clutch, a second clutch, and a spool valve assembly. Depending on the mode, the popoff valve either provides a flowpath for residual hydraulic fluid from a latching chamber of the spool valve assembly to a vent of the popoff valve, or provides a flowpath for supplying hydraulic fluid to the latching chamber of the spool valve assembly via a fluid connection from a supply inlet to a latch port of the popoff valve.

Popoff valve in hydraulic arrangement for multi-clutch assembly

A slip clutch, including: an output hub; a first hub; a second hub non-rotatably connected to the output hub; an input hub arranged to receive rotational torque. The input hub includes: a first plurality of balls; a first plurality of springs urging the first plurality of balls radially outwardly into contact with the first hub; a second plurality of balls; and a second plurality of springs urging the second plurality of balls radially outwardly into contact with the second hub.

Slip mechanism with series torque capacity and over drive function

A torque transmitting assembly, including: a shaft including a longitudinal axis, first and second longitudinal ends, a radially outermost surface, a first portion including at least one indentation, and second and third portions between the first portion and the first and second longitudinal ends, respectively; and a sprocket assembly disposed about the shaft and including a sprocket with a circumferentially disposed and radially outwardly extending teeth and at least one key engaged with the sprocket. The sprocket assembly is displaceable along the shaft to displace the at least one key into the at least one indentation. The sprocket is non-rotatably connected the shaft when the at least one key is disposed in the at least one indentation. At least respective portions of the radially outermost surface are at a uniform distance from the longitudinal axis in a radial direction orthogonal to the longitudinal axis and extending from the longitudinal axis.

Torque transmitting assembly including a sprocket assembly displaceable along a shaft and method thereof

A slip clutch assembly includes a clutch carrier, a one-way clutch assembly, and a preloaded clutch assembly. The one-way clutch assembly has a portion fixed to the clutch carrier. The preloaded clutch assembly has a first clutch plate, a second clutch plate, and a resilient element. The first clutch plate is drivingly engaged with the carrier. The second clutch plate is arranged for driving engagement with a first portion of a transmission. The resilient element is for compressing the first and second clutch plates. In some example embodiments, the one-way clutch assembly has an outer race, an inner race, and a plurality of blocking elements. The outer race is fixed to the clutch carrier. The inner race is arranged to engage a second portion of the transmission. The blocking elements are selected from the group of rollers or sprags for selectively locking the outer race to the inner race and are disposed radially between the outer race and inner race.

Slip clutch assembly

A rotary actuated clutch, comprising an axis of rotation, a housing, an input hub, an intermediate hub, and an output hub. For a first locked mode, the intermediate hub and the output hub are non-rotatably connected to the housing, and for a torque-transmitting mode the input hub is arranged to receive torque in a first circumferential direction, the input hub is arranged to rotate in the first circumferential direction to disengage the intermediate hub from the housing, and the intermediate hub is arranged to rotate the output hub in the first circumferential direction.

Rotary actuated clutch

A torque converter, including: an impeller and a turbine with: a shell; and at least one blade including: a blade body with a first edge connected to the shell; and a portion extending from the blade body. The torque converter includes a stator including: a stator body, and at least one stator blade axially disposed between the impeller and the turbine and connected to the stator body. A circumferential space is formed between the turbine shell and the stator body. At least a portion of the circumferential space is radially aligned with the portion of the at least one blade.

Extended turbine blade

A torque converter including: a sealed liquid-tight fluid-containing chamber; an impeller clutch; and at least one piston for the clutch forming a part of the chamber. A torque converter including: first and second fluid-containing chambers; a torque converter clutch; a piston plate for the clutch having a one-way opening and forming part of the first chamber. The first chamber is liquid-tight for pressure levels greater than in the second chamber. During torque converter mode, fluid flows from a torus through the second chamber and one-way opening into the first chamber. A multi-function torque converter including: an impeller clutch; at least one impeller piston plate; a plate; and a fluid-containing chamber. The chamber is at least partially formed by a combination of one or more of the impeller plates and the plate and the combination is at least indirectly connected to balance axial forces generated by pressurization of the chamber.

Multi-function torque converter with a sealed impeller clutch apply chamber and method of forming and operating a multi-function torque converter

The present invention broadly comprises a spring-retaining clutch housing including a housing wall and at least one opening in the wall. The opening is arranged to accept at least a portion of a lever spring for a clutch assembly. The lever spring includes at least one protrusion, extending from an outer circumference of the spring, with top and bottom sides. The opening defines edges in the housing wall axially displaced one to the other. The edges are arranged to be contacted by the top and bottom sides, respectively. In some aspects, contact with edges is arranged to provide forces in two, opposite axial directions. In some aspects, the housing is arranged for installation in a clutch assembly with a bearing and a clutch and the forces are for a pre-load force for the assembly bearing or with respect to an axial force generated during operation of the clutch.

Growing community of inventors

Shreve, OH, United States of America

Todd Sturgin