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Match Document Document Title
8136455 Primary suspension device for a railway vehicle bogie  
Disclosed is a device (20) for suspending a first element (16) on a second element (14, 16, 18) of a railway vehicle. Said suspension device (20) comprises two longitudinal rods (26, 28) which are...
8011306 Rail road car and truck therefor  
A railroad car truck for a railroad freight car, such as an autorack car, has a bolster mounted cross-wise between two sideframes. The bolster ends are mounted on respective spring groups carried...
7934458 Railway bogie  
An axlebox-spring-unit of a railway bogie includes at least one hydraulic spring having a housing required for functionality of the hydraulic spring, and an axlebox. At least a part of the axlebox...
7823513 Rail road car truck  
A rail road freight car truck has a truck bolster and a pair of side frames, the truck bolster being mounted transversely relative to the side frames. The mounting interface between the ends of the...
7533617 Bogie for a rail vehicle  
Bogie for a rail vehicle including a first and second wheel unit, each unit having two wheels, and a bogie frame supported on the first and second wheel units via a primary spring unit per wheel. A...
7527131 Railway freight car truck  
An improved railway car truck is provide that includes two sideframes and a bolster. The bolster has laterally opposite ends, each end extending into and supported within a sideframe opening on a...
7469641 Bolster and spring pockets for use with rail truck  
A bolster for use with a rail truck assembly comprising a spring receptacle having a plurality of spring pockets on the bottom of each bolster. The bolster slidingly attached to a side frame at...
7263930 Railway truck suspension design  
A tuned spring group with load springs, control springs, and a frictional damping arrangement for a railcar truck assembly provides better ride quality, increased resistance to suspension...
7174837 Three-piece motion control truck system  
An improved three-piece truck system for railroad cars provides long travel side bearings for improved stability, a “wide” friction shoe design or equivalent to improve sideframe and bolster squ...
6823800 Spring seat for a railway truck sideframe and method of making the same  
A cast metal sideframe for use in a railway car truck has a spring seat for supporting the springs of a spring set. The sideframe is molded using a core that includes a portion for defining the...
6817301 Railroad freight car truck suspension yaw stabilizer  
Yaw stabilization device provides a light-weight mechanism for increasing the linear yaw stiffness levels between the side frame and bolster to provide the proper inter-axle shear stiffness without...
6250232 Running gear for a rail vehicle  
A running gear for a rail vehicle having sprung longitudinal members of plastic, connected to one another by means of a cross-member structure and at their free ends to axle-boxes for rail wheels....
5921186 Bolster land arrangement for a railcar truck  
A railway truck assembly has an arrangement for constraining the free travel clearance between the mated bolster and side frame at the side frame window, and more particularly for reducing or...
5832837 Method of assembling a model railroad truck  
A method of assembling a model railroad truck includes placing a truck spring on a spring retainer which is carried on either of a truck bolster or a truck side frame, resting the free end of the...
5768999 Model railroad truck  
A model railroad truck structure includes a truck bolster which has a side-frame keeper on each end thereof for maintaining a side frame in position on the bolster. An elongate truck side frame is...
5039071 Running gear of a railway vehicle  
Running gear (1) of a railway vehicle, which is suspended on the undercarriage (2) of the railway vehicel by blade support springs (3) and suspension attachment (8), with the additional arrangement...
4765251 Railway car truck with multiple effective spring rates  
The specification discloses an improved railway car truck providing increased dampening for high volume rail cars by the use of bolster pocket wear plates in combination with five different types...
4688777 Pair of stacked springs for a railway car  
A pair of stacked springs are connected between a main railway car body and a truck. At least one of the springs include an elastomeric member having a center opening therein. Restricting members...
4674411 Railroad-vehicle truck frame with transoms having flanges and central webs  
A railroad-vehicle truck with a frame that yields under torsion and consists of transoms (2) and side frames bars (1) welded into an H. The transoms (2) are positioned such that the planes that the...
4505457 Railway truck spring height adjustment device  
A height adjusting device for the truck of a railroad vehicle including spring retainer supporting members consisting of a plurality of concentric segments which are arranged around the axis of a...
4458605 Railway truck spring height adjustment device  
A pair of adjustment plates are disposed below a mechanical spring which supports a car body. At least one of the adjustment plates include spaced stepped portions to engage a portion of the other...
4357880 Bolster for a railroad car truck  
A bolster for a railroad car is described as having larger than normal wedge shoes which necessitate enlarged pockets that reduce the strength of the bolster casting, thereby making it more...
4333403 Retainer railway car truck bolster spring  
One or more of the springs supporting the bolster of a railway car truck is a two stage spring group comprising an outer coil and an inner coil disposed within and coaxial with the outer spring. A...
4322981 Railway car truck fatigue detector  
A fatigue detector for detecting potential fatigue failure of a bolster and/or side frames of a railway car truck. The fatigue detector comprises one or more redundant designed members located in...
4248318 Railway car truck load indicator  
This relates to a load spring indicator for a railway car truck for indicating the load condition of springs supporting the bolster on the truck side frame. A reference is carried by the bolster...
4242966 Railway car truck transom including a tubular bearing assembly  
In a railway car truck a transom is provided comprising a pair of tubes rigidly connected respectively to a pair of longitudinally extending side frames. The tubes are longitudinally and vertically...
4108080 Railway car truck and side bearing assembly  
A railway car truck assembly includes spaced side frames supported by truck journal bearings. A bolster extends transversely between the side frames. A spring assembly is supported on the spaced...
4067262 Railway truck  
A railway truck having at least one load-bearing member supported on two live axle wheelsets and including symmetrical suspension structure for damping hunting of the truck and wheelsets, the...
4067261 Damping railway vehicle suspension  
A damping suspension for a railway truck having load-bearing members supported on at least two live wheelsets which are self-steering and which are directly interconnected to couple their yawing...
4030424 Rigid railway car truck  
In accordance with the present invention a railway car truck is provided including a pair of transversely spaced side frames and a transom which is attached solely to the side frames with a rigid...
3995720 Truck damping  
A method of damping relative movement between components of a railway car and more particularly a method of damping such movement which is operable only when the railway car is normally operating...
3939778 Railway truck magnetic suspension method  
An improved method for providing non-contact active support between the unsprung and the sprung elements of a railway truck as well as lateral stability and banking of vehicles used in surface...
3937153 Swinging railway bogie bolster  
The bolster rocker-beam of a railroad vehicle bogie is coupled to the supporting cradle at each end by means of two elastic assemblies. Each assembly is applied at one end against a downwardly...
3924540 Railway vehicle truck  
A railway vehicle truck has a frame comprising a pair of transversely spaced, longitudinally extending transoms and a transversely extending transom pivoted at its ends to the midpoint of at least...
3865045 RAILWAY VEHICLE TRUCK WITH DEVICE FOR DAMPING OSCILLATIONS ABOUT SWIVEL AXIS  
Means for supplementing the resistance of railway truck friction central bearings to objectionable oscillation of the trucks about their swivel axes under light load conditions comprise a snubber...
3806148 VEHICLE SPRING SUSPENSION  
A twin-axle bogie suspension having vertical axle carriers mounted near the end of each axle. The upper ends of the carriers on adjacent ends of the axles are pivotably linked to the extremities of...
3754514 LATERAL MOTION RAILWAY CAR TRUCK  
A railway car truck includes a bolster assembly having a transverse beam structure on which side bearings are mounted. The assembly further includes a pair of leaf springs which extend transversely...
3730104 FLUID DAMPENING SIDE BEARINGS  
The fluid side bearing, mounted on each side of the bolster of the truck, includes a pair of concentric elastomer rings surrounding a pair of interior hydraulic chambers connected by a regulating...
3713398 FLUID RAILWAY SIDE BEARINGS  
Rocking motion of a railroad car body, supported on a truck bolster, is reduced and absorbed by a cylinder and a plunger side bearing assembly arranged on opposite sides of the bolster center...
3586309 UNSTABLE DAMPENER  
A suspension device having a labile characteristic and suited for connection in parallel with a spring group having a stable characteristic so as to achieve a soft characteristic. At least one...
3570410 RAILWAY LOCOMOTIVE TRUCK  
A railway locomotive truck in which weight transference from axle to axle is substantially reduced by stabilizing the spring-supported bolster against tipping with respect to the locomotive...
3528374 RAILWAY TRUCK RESILIENTLY INTERCONNECTED AXLE BOXES  
3518948 RAILWAY TRUCKS WITH ELASTOMERIC BIASED SIDE BEARINGS  
3387569 Railway truck and spring bolster structure  
3376831 Hydraulically dampened car bogie  
3358615 Equalizing spring bolster for railroad cars  
3348500 Eight wheel railway truck with span bolster  
3342140 Bolster suspension device  
3286655 Resilient railway car suspension  
3260222 Railway car truck spring bolster  
Matches 1 - 50 out of 72 1 2 >