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8042526 |
Torsion damping mechanism for a supercharger
A torsion damping mechanism for a rotary blower is provided that includes an input hub adapted to engage a first end of a torsion spring and an output hub adapted to engage a second end of the...
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7798283 |
Driving device for power steering
A power steering driving device 100 includes an input shaft 6 provided with a serration 8 and connected to an input mechanism 3 linked to a steering handle 2, an output shaft 7 provided with a...
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7503431 |
Mechanical rotational drive
A mechanical rotational drive has a bar-like torsion element, whereby the torsion element is firmly clamped with a first end in a bearing device. The torsion element can be pivoted with a second...
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7182158 |
Drilling device comprising a rotational drive
In a drilling device with a drive unit for rotation and advance the rod assembly has a plurality of pipe sections interconnected by means of plug-type connections torque proof in both directions. A...
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6443284 |
Torsion bar isolator
Disclosed herein is an apparatus and system for isolating torsional vibrations in a driveline having a friction torque device and a ratio-change transmission. The friction torque device includes a...
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6375574 |
Torsional vibration dampers
A torsional vibration damper, which may be in the form of a twin mass flywheel, and which has an input member (11) designed to rotate generally in a first plane (A1), an output member (12) designed...
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6318923 |
Stable bi-axial pivot flexure coupling
A coupling comprises blade flexures that connect two end members through which control rods extend to cross members that are attached near the mid-points of the blade flexures, providing...
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6095923 |
Propeller shaft
A propeller shaft comprises two torque transmission members, a viscous fluid damper and a torsion bar which are arranged in parallel between the torque transmission members, and a stopper for...
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5924929 |
Flexible drive shaft and drive shaft and rotor assembly
A flexible drive shaft for connection to the rotor of a progressive cavity pump or motor, in which the drive shaft 7, provided with a coating 26, is formed of titanium or similar metal. A...
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5823499 |
Drive apparatus with a resilient coupling for a power seat
A drive apparatus includes an electric motor, a speed reducer and a coupling member located between the motor and the speed reducer. The output shaft of the motor and the input shaft of the speed...
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5697847 |
Torsion bar drive coupling
A viscous damped driveline coupling has two concentric tubes concentric with a torsion bar where the torsion bar is nonrotatably connected to both a drive coupling and a driven coupling. An outer...
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5680804 |
Steering valve with activation threshold
A steering valve (1) for supplying an actuator with hydraulic pressure, consists of an input shaft (2), an output shaft (3), a torque rod (4), connected at one end to the input shaft (2) and at the...
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5385507 |
Twist tensioner with selectively engageable coupling
A tensioning device for imparting torsional bias to a shaft. The tensioning device includes an adapter member connectable to the shaft for conjoint rotation therewith. A first hub member is...
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5378202 |
Tensioning device
A tensioning device for imparting torsional bias to a shaft. The tensioning device includes a coupling member of resilient material having a first end and a second end. The first end of the...
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5322141 |
Wheel drive module notably for a motor vehicle
The wheel drive module comprises a motor (9), a casing (1) partially housing the motor, a wheel support platform (22), a wheel (R) rigidly mounted on the platform, a reduction transmission (31)...
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5187997 |
Vehicle steering column coupling
A vehicle steering column which has an adjustable reach coupling in the form of a torsion bushing. The steering column has a first and second part which are slidably mounted one within the other...
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5115879 |
Centering device for a servo valve of a power steering device
A power steering device comprising an input shaft connected to a steering shaft, an output shaft connected to a rack for driving vehicle wheels, a servo valve including a valve sleeve surrounding...
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5085564 |
Flexible drive shaft
A flexible drive shaft for a helical gear pump having a rotor 10 in which the drive shaft 18 is formed with an enlarged, e.g. upset forged, head 20 and is provided with a plastics material coating...
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5072650 |
Power steering system with improved stability
An improved power steering system for motor vehicles of the type used for steering dirigible wheels is disclosed. In particular, the improved system is a rotary valve equipped power steering system...
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5033323 |
Gear rattle damper for countershaft transmissions
A manual transmission (14') having a counter-shaft assembly (50) with a torsion damping mechanism (34) disposed therein to mitigate in-gear rattle of transmission gears. The countershaft assembly...
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5012874 |
Movable tool head for mounting machines and a rotatable, axially movable shaft therefor
The present invention relates to a tool head being movable between a component supply and a place, where a component is to be mounted. The tool head comprises a tool shaft (1). This can rotate in...
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4984776 |
End attachment assembly for a twisted rope torsion bar
An end attachment assembly for a twisted rope torsion bar includes an anchor nut and an internal elastomeric bushing cooperatively mating with the nut. The elastomeric bushing is molded onto the...
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4971267 |
Multi-fuseable shaft
A fuseable torsion shaft for use within an aircraft flight control surface actuation system. The fuseable torsion shaft includes a shear tube which exhibits high strength elastic characteristics...
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4957468 |
Hydraulic reaction force apparatus of power steering device
A hydraulic reaction force apparatus of a power steering device includes an input shaft, an output shaft, the input and output shafts being connected with each other to be pivotal through a...
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4827786 |
Preloaded antibacklash gear assembly
There is provided a backlash control rotation gear assembly for robotic applications, with such assembly comprising an input device to provide rotational force of a predetermined maximum torque....
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4790792 |
Torsion damping assembly
A torsion damping assembly includes a spring or spring assemblies (20 or 108,110) and a viscous damper (22 or 106) adapted to be installed between input and output drives of a vehicle driveline. In...
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4774847 |
Mechanism for centering relatively rotative components, particularly in rotary valves
Rotary pressure control valves in booster steering systems are rotated by manual force at the steering wheel against a return force, usually a steel torque rod which is twisted by rotation of the...
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4754659 |
Quill shaft input cluster gear for manual transmission
A manually-operated automotive transmission has a cluster gear on which several forward drive input gears and the reverse drive input gear are formed integrally. The cluster gear has a central bore...
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4747796 |
Smoothing device for rotation of propeller of boat propulsion machine
Several embodiments of coupling devices for marine outboard drives for providing a coupling between an engine output shaft and the outboard drive, drive shaft. Each embodiment employs as the...
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4679638 |
Downhole progressive cavity type drilling motor with flexible connecting rod
A downhole motor has a rotor and a stator, of the progressive cavity type, inside a housing. A bearing shaft is mounted within the housing, with a bearing between the housing and the bearing shaft,...
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4663981 |
Antivibration system for a mechanical transmissions
Between a drive unit (not shown) and a driven unit (not shown) there is a gear train (2,7) which includes tuned bars (1, 10) which are so dimensioned that, in operation, the nodes in the torsion...
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4659069 |
Laminated mechanical elements
Flexurally stiff members having low torsional stiffness, high transverse shear resistance and high stability are disclosed. In several embodiments, each member includes a flexurally and torsionally...
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4609302 |
Flexure
A three axis flexure joint is provided which is very stiff against translational forces along its long axis but is operable with three degrees of freedom over small angles with no lost motion. The...
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4607971 |
Shaft coupling
In order to prevent expensive subsequent damage because of a shaft fracture in machines which are coupled together, one of the two shaft ends is provided outside of one coupling flange with a...
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4593889 |
Laminated tubular link
A structural element which is particularly suited for use in accommodating torsional displacement while carrying various axial, transverse, and flexural loads. The structural element is of a...
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4551116 |
Drive shaft assembly
A drive shaft assembly which consists essentially of two shaft parts both made of fiber reinforced plastic material at least one having a circumferential radially outwardly extending fold formation...
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4531719 |
Elastomeric member for energy storage device
An energy storage device (10) is disclosed consisting of a stretched elongated elastomeric member (16), disposed within a tubular housing (14), which elastomeric member (16) is adapted to be...
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4521003 |
Torsion link
A structural element capable of resilient twisting about an axis including a plurality of axially extending open section members of decreasing transverse dimension nested together with adjacent...
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4452041 |
Hydrostatic steering system with delayed input torque column
A torque absorbing coupling for a hydrostatic steering system which a hydrostatic steering controller responds to operation of a steering wheel to direct flow from a source to a steering motor. The...
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4442928 |
Actuator
In an actuator system (10) having an air motor (12) for supplying a ball-screw actuator (14) with rotary input. The ball screw actuator (12) has a friction clutch mechanism (206) that limits the...
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4432245 |
Grinding machine motor with a torque sensor
Torsion sensor for a grinding machine having a torsion bar with non-linear characteristics provided between the drive shaft of the grinding machine motor and the grinding wheel spindle, and...
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4330029 |
Mounting device for heat recovery wheels
Disclosed is a novel mounting structure for a rotatable heat exchanger, sometimes known as a heat recovery wheel. The mounting structure includes a hub portion on at least one side of the wheel and...
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RE30919 |
High-speed rotating crushing machinery
Improved drive shafting elements suitable for use in high speed rotating crushing machinery are disclosed comprising a central cantilever shaft mounted within a surrounding sleeve to which the...
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4287791 |
Power transmission unit for automotive vehicles
A power transmission unit for automotive vehicles includes a change-speed mechanism, a final drive gearing and a differential gear unit assembled within a casing, the change-speed mechanism having...
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4242887 |
Shaft coupling
A coupling for a flexible shaft for a pump rotor orbiting within a stator. Coupling of the shaft to a driving or driven member is made easily by screwing the end of the shaft by hand into a socket...
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4201066 |
Flexible shaft construction for a high inertia centrifuge
A construction for transmitting rotational energy from a motor to a centrifuge rotor utilizes a flexible shaft having a long, thin central portion that terminates in larger diameter end portions or...
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4173128 |
Composite drive shaft
A laminated drive shaft having integral universal provisions adjacent ends attached to driving and driven members joined by the shaft to transmit torque therebetween while permitting angular...
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4151728 |
Universal coupling
A universal coupling or joint is disclosed. The coupling comprises a hollow elongate casing having spherical sockets adjacent each end thereof, and a driving shaft having a spherical ball provided...
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4127080 |
Tubular shaft of a marine line shafting
The tubular shaft of a marine line shafting, comprising at least two coaxial tubes twisted around their own axis in opposite directions establishing stresses therein not going beyond the elastic...
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4082139 |
Regenerator drive assembly
A regenerator assembly for a gas turbine engine includes a center driven rotatable matrix with a hub and drive shaft including a sprocket fixedly secured thereto with a roller chain driven...
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