Matches 1 - 50 out of 81 1 2 >


Match Document Document Title
US20150119154 PROPELLER SHAFT  
A propeller shaft for a vehicle includes a shaft having locking protrusions on an outer circumference, a tube having locking grooves on an inner circumference into which the shaft is inserted, the...
US20110182535 Motor Shaft Vibration Isolator for Electric Submersible Pumps  
A vibration dampening system for a motor shaft in an ESP uses axially extending arms in one or opposed directions from a fixed portion of a motor shaft bearing. The weights can have their location...
US20090048031 Heat-Resistant Drive Shaft Damper Having Improved Dampening Performance  
The invention is a heat-resistant drive shaft damper adapted to be inserted into a hollow automotive drive shaft. The damper with improved heat-resistant and NVH-reduction properties includes a...
US20060276251 ROLLED PAPER DRIVE SHAFT DAMPER AND METHOD OF MAKING THE SAME  
The invention is a rolled paper drive shaft damper formed from a one-piece drive shaft damper blank. The invention also includes methods of making rolled paper drive shaft dampers.
US20060276252 DAMPENED HOLLOW DRIVE SHAFT AND METHOD OF MAKING THE SAME  
The invention is a dampened, hollow drive shaft having a substantially cylindrical, convolutely wound paperboard tube positioned therein. The invention further provides methods of making dampened,...
US20050159228 Rotor vibration damper  
A rotor assembly is disclosed for a reciprocating rotor device comprising a vibration dampening composite that is fixed to a rotor. In various embodiments the vibration dampening composite may...
US20110077092 Unbalance correction device of propeller shaft  
The present invention provides a device for correcting an unbalance of a propeller shaft, specifically an unbalance correction device of a propeller shaft capable of securing a considerable amount...
US20110277720 COMPACT SECOND ORDER BALANCE SHAFT ARRANGEMENT WITH LOW INERTIA DRIVEN SHAFT  
A balancer assembly for an engine includes a first balance shaft and a second balance shaft parallel with and laterally spaced from the first balance shaft. The first balance shaft includes a...
US20060276250 Drive Shaft Damper Blank  
The invention is a one-piece drive shaft damper blank that is capable of forming a rolled paper drive shaft damper for use in a drive shaft tube.
US20130210533 TORSIONAL VIBRATION DAMPER  
The disclosure relates to a torsional vibration damper for damping torsional vibrations of a shaft for industrial applications, including a damper hub having a rotational axis, a damper mass...
US20110230270 VEHICLE-USE PROPELLER SHAFT  
The present invention provides a vehicle-use propeller shaft that includes a yoke having arm portions disposed at equal intervals in the circumferential direction, each arm portion extending...
US20120252590 ROTARY DAMPER  
In a rotary damper including a shaft, a pair of side panels which pivotally support the shaft while allowing the shaft to rotate in the circumferential direction, a case which is held between the...
US20100323804 NESTED TORSIONAL DAMPER FOR AN ELECTRIC MACHINE  
A damper for an electric machine (10) includes a shaft (20) and at least one shaft segment (26) concentric about the shaft (20) and operably connected to the shaft (20). The at least one shaft...
US20140342841 VISCOELASTIC DAMPENER  
A propeller shaft assembly having a propeller shaft member defining an inner volume. A foam liner member is disposed in at least a portion of the inner volume of the propeller shaft member. The...
US20090221376 ROTARY OSCILLATION DAMPER  
The invention relates to a rotary oscillation damper having an input part and an output part which can be moved relatively and to a limited extent with respect thereto against the influence of at...
US20130123029 DEVICE FOR DAMPING VIBRATIONS IN A DRIVE TRAIN  
A device for damping vibrations in a drive train, in particular for plug screws in the pulp and paper industries. The device is principally characterized in that a cylindrical shaft, preferably...
US20070072688 Driveshaft system  
The present invention provides a dampening system including a driveline including a tubular driveshaft; and at least one attenuator positioned at frequency nodes within the tubular driveshaft, the...
US20110070957 Tuned Absorber  
A shaft assembly includes a shaft member having an inside surface and defined by an axis, an absorber assembly disposed within the shaft member and including a cantilever device spacing a mass...
US20110207538 ROTATION SHAFT VIBRATION DAMPING MECHANISM  
A vibration damping mechanism of a rotation shaft that is not likely to be subject to the limitation in layout and that is capable of stably maintaining damping properties by a frictional contact...
US20080293504 Shaft Assembly  
A shaft assembly 10 is disclosed. The shaft assembly 10 includes a generally hollow shaft 12 having first and second ends and at least internal tube 14, 14′ positioned within the shaft 12 so as to...
US20120220384 Breathing Mode Damper  
A shaft assembly is provided to reduce breathing mode vibrations and resulting noises. The shaft assembly includes a shaft member having an outer surface and a damping member constructed at least...
US20070087848 Dampener  
A dampener is disclosed. The dampener typically includes a carrier, an activatable material or both. The activatable material is typically a polymeric material, which, in preferred embodiments, is...
US20080293503 MECHANICAL TRANSMISSION SYSTEM WITH A MAGNETIC DAMPER FOR A ROTORCRAFT  
The invention relates to a rotorcraft transmission system that comprises both a transmission shaft (21), and electromagnetic induction members (30, 31) of an active magnetic damper that extend...
US20110319177 DAMPING SYSTEM AND METHOD FOR ELIMINATING TORSION VIBRATIONS  
A damping system for damping torsion vibrations of shafts in machines is provided. A torque sensor detects torsion vibrations. At least one magnetostrictive actuator device creates a mechanical...
US20110118037 Dynamic Damper  
A dynamic damper which is reduced in weight and size without impairing the performance of the dynamic damper. A dynamic damper (1) comprising amass member (2) having an inner diameter greater than...
US20080312001 Rotation Shaft Having Function of Anti-Vibrating  
The present invention presents to a rotation shaft having function of anti-vibrating, comprises a retaining member having a sleeve, an shaft hole is axially formed on the sleeve, a mounting slot...
US20110165951 DUAL-TUNED VIBRATION DAMPER  
A driveline with a shaft and a vibration damper coupled to the shaft. The damper includes a hub, a first mass, a first resilient coupling, a second mass, and a second resilient coupling. The first...
US20080092389 Method for Mounting a Mass Balancing Drive on a Crank Housing of an Internal Combustion Engine Comprising a Crankshaft  
The invention relates to a method for mounting, in a simple manner, a mass differential gear (4) onto a crank housing (1) of an internal combustion engine. An intermediate gearwheel (9), which can...
US20090092492 BALANCING GROUP FOR THE ROTOR OF A FLUID ROTARY MACHINE  
A balancing group (22) is described for the rotor of a fluid rotary machine (10), wherein the rotor is of the type comprising at least one shaft (16) equipped with an internal pass-through hole...
US20060279029 Hydroelastic joint comprising a connection circuit for the liquid  
Hydroelastic joint comprising an elastically deformable element (6) shaped so as to define, between two armatures (1, 2), a volume containing a damping liquid and comprising at least two chambers...
US20080176662 POWER TRANSMISSION DEVICE FOR VEHICLE AND PRODUCTION METHOD THEREOF  
An output shaft of an internal combustion engine and an input shaft of a transmission are coupled to each other via a damper device. The damper device includes a housing and a rotary member that...
US20090325719 Dynamic Damper  
A dynamic damper, wherein flat surfaces approximately orthogonal to the axis of a drive shaft and facing each other are formed on the side walls of mass parts adjacent to each other. Where...
US20090062023 Propeller Shaft  
In the case that a paper damper comes into contact with a dynamic damper, an outer paper portion of the paper damper first comes into contact with an outer ring member of a dynamic damper. At this...
US20090107434 Systems And Methods For Managing Camshaft Torsional Loading  
Systems and methods for managing camshaft dynamic loads associated with actuation of a camshaft-driven auxiliary device in a multiple-cylinder internal combustion engine apply positive and...
US20090197690 Damped Axle Shaft  
An axle shaft which is inherently damped very near the source of the oscillation, via inner and outer axle components with a damping ring that couples between them, wherein the inner component...
US20080176663 STRUCTURE FOR MOUNTING DYNAMIC DAMPER ON ROTARY SHAFT AND ROTARY SHAFT EQUIPPED WITH DYNAMIC DAMPER  
A structure for mounting a dynamic damper on a rotary shaft is disclosed. The dynamic damper comprises a mass member having a center of gravity at a position deviated from the axial center thereof...
US20100285892 Tuned Mass Damper for Rotating Shafts  
The invention relates to a vibration absorber for mounting onto the outer circumference of a rotating shaft or axis having an inner part (3) of substantially resilient material for abutting...
US20090163284 Developments in or relating to the balancing of a rotating assembly  
A rotating arrangement comprising a rotating assembly mounted on an associated bearing defining a geometric axis of rotation for the rotating assembly, the rotating assembly comprising: i) a first...
US20120094776 APPARATUS COMPRISING A SHAFT AND A BALANCING SLEEVE  
An apparatus including a shaft mounted for rotation and a balancing sleeve is provided. The balancing sleeve functions to balance the shaft during rotation and includes first and second ends. The...
US20070216124 Steering damper apparatus and damper apparatus  
A steering damper apparatus includes: a body frame; wheels suspended by the body frame; a steering shaft rotatably supported by the body frame, one end of the steering shaft being connected to the...
US20090270189 Dynamic Damper  
A dynamic damper in which the inner diameter (D2) of a first hole part formed at the axial one end part of a body part overlapped with a weight part in the radial direction is set smaller than the...
US20100041485 COMPOSITE TORQUE TRANSFER BODY AND SPLINE ASSEMBLY TO REDUCE JITTER IN AN IMAGE FORMING DEVICE  
A composite torque transfer body and spline assembly includes a torque transfer component made of a first material and having a central body portion and a peripheral torque transfer portion...
US20110180358 VIBRATION ABSORBER  
A system for absorbing vibration in a rotary member having a predetermined rotary speed of the present invention has a selectively moveable mass and a positioning mechanism. The mass is in...
US20060119063 ARRANGEMENT FOR VIBRATION DAMPING IN A STEERING COLUMN  
Method and arrangement for damping vibrations in a vehicle steering wheel mounted on a steering main shaft connected to a pair of steered wheels via a steering linkage. According to a preferred...
US20050239561 INERTIA RING FOR SUPPRESSION OF DRIVESHAFT RADIATED NOISE  
An inertia ring is attached to a driveshaft to separate the bending mode and breathing mode of driveshaft vibrations. Separation of the two modes results in the reduction of the overall amplitude...
US20080194345 Device for Compensating for Torque in Motor  
Disclosed is a device for compensating for torque in a motor, which includes a stationary plate through the center of which a rotational shaft of the motor passes, and that is fixed to a support...
US20080182672 Propeller Shaft  
In a state in which a dynamic damper and paper dampers are installed to an inner portion of a first propeller shaft, there is provided a structure in which inclined end portions in an inner side...
US20150111652 DAMPER FOR DRIVE SHAFT OF VEHICLE  
A damper for a drive shaft of a vehicle, which is installed to a predetermined position of the drive shaft for transmitting torque of an engine to a driven wheel, may include a bimetal or a...
US20110159972 DYNAMIC DAMPER FOR HOLLOW ROTATING SHAFT  
In order to achieve downsizing, and to prevent a cleaning fluid from staying inside, a dynamic damper for a hollow rotating shaft is provided with a mass body floatingly inserted to an inner...
US20110269558 DAMPER STRUCTURE AND ROTARY MACHINE  
A damper structure of the present invention is provided on a shaft end (3a) of a spindle shaft (3) supported by a bearing, which shaft end (3a) extends outwardly from the bearing, and includes: a...

Matches 1 - 50 out of 81 1 2 >