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Class 238/283 - Cushions


Subclass of Class 238 - Railways: surface track
Definition: Cushions and yielding supports for rails or rail-seats.
No. of patents: 104
Last issue date: 10/25/2011


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NumberTitleIssue Date
8042747Notched tie plate insulator
A notched tie plate insulator adapted to be received within a recessed area of a tie plate of a railroad rail system. The insulator includes a bottom plate having a first side and a second side and a pair of side plates attached to the bottom plate. Each side of the...
10/25/2011
7374109Rail cushion assembly
A rail cushion assembly including a resilient rail pad for placement against the lower surface of a railroad rail, and an underlying abrasion plate for placement against a railroad tie. The rail pad includes a pair of slots that extend through opposite end sloping e...
05/20/2008
7337981Vibration damping system
The invention relates to a vibration damping system, which comprises an anti-vibration plate in the form of a plate having a first and a second major surface, wherein the first major surface may preferably be covered with a layer of surfactant-free geotextile. The a...
03/04/2008
7331534Rail pad and method for strain attenuation
An apparatus for use as a pad and for placement intermediate a rail and a railroad tie includes a plurality of geometrical recesses that extend into the pad, either at a normal longitudinal axis or at an angle other than normal. An elastomeric material is used to fo...
02/19/2008
7278588Elastomeric railway tie pad
An elastomeric member is arranged beneath a railroad tie to adjust the modulus of track over a relatively stiff structure such as a bridge or tunnel. Methods or combinations that include an elastomeric member are employed to reduce the modulus of a track over a rela...
10/09/2007
7261244Tie plate
An electrically-insulated tie plate for electrically isolating parts of a railroad rail system from each other. The electrically-insulated tie plate includes a base plate having a recessed area for receiving a railroad rail and a layer of electrically-insulating mat...
08/28/2007
7228747Device for detecting rail movement
A device for holding a transmitter and a receiver for detecting a deformation state of a component. The device includes a first holding part and a first receptacle, the transmitter being disposed on the first holding part via the first receptacle, wherein the first ...
06/12/2007
7156319Concrete railroad tie with guide plates for the rail base
A concrete railroad tie, especially a two-block railroad tie, with an elastic rail support for ballast and solid tracks, with guide plates with twisting-prevention devices disposed in the supporting region between the base of the rail and the lateral, raised shoulde...
01/02/2007
7152807Pre-fastened rail pad assembly and method
A rail pad assembly and an associated method for use with a concrete rail tie. The rail pad assembly includes a rail pad for engagement with a metal rail, a protective sheet for engagement with a concrete rail tie, and means for attaching the rail pad to the sheet i...
12/26/2006
7147907Protective covering for landscape ties and timbers and other building materials
Apparatus and methods for preventing splinters and minimizing the number of injuries attributable to falling onto pressure-treated wooden members, such as landscape ties or timbers used in play areas and landscape projects, through the use of a resilient cover. A co...
12/12/2006
7147169Rail anchor isolator
The present invention provides an isolator particularly adapted for use with a rail anchor utilized in an application where railroad rail is installed on concrete ties. The isolator protects the concrete tie from contact with the rail anchor caused by longitudinal m...
12/12/2006
7100837Rail seat assembly
A rail seat which includes a) a rail tie b) a pair of rail fastening support shoulders mounted on said rail tie so that a rail can be held to the tie between said shoulders each shoulder having a a rail face and si...
09/05/2006
7080791Abrasion assembly for supporting railroad ties
An assembly for supporting a railroad rail on a tie includes an abrasion plate arranged to be positioned on a tie, and a pad disposed on the abrasion plate and adapted to receive the rail. The pad and plate have mating depressions and buttons arranged in complementa...
07/25/2006
7063269Rail support plate and related system
A rail support plate for use in a rail support system. The plate has an open slotted hole on one side and a hole on its other side. This plate is placed over a set of opposed holes in a support structure. One of these opposed holes has a fixedly secured anchor bolt ...
06/20/2006
6997391Railroad crossing flangeway liner
An ultrahigh molecular weight polyethylene material is utilized in a railroad flangeway to reduce the wear of a railroad crossing base. ...
02/14/2006
6986470Rail mount
A track fastener has a top plate spacedly surrounded by a frame and connected to the frame by a body of elastomer bonded to both the top plate and the frame at all surfaces at which the elastomer fills the gap between the two. The frame has hoods overhanging ribs of...
01/17/2006
6880764Fixing device for railway rails
Fixing device for railway rails, including a ribbed plate which supports the rail, is to be fixed on a rail substructure, and has ribs between which the rail is accommodated with its rail base, with the ribbed plate being a drawn sheet member. ...
04/19/2005
6789740Rail mounting assembly
Rail mounting assembly of the type in which a top plate is secured to a frame by an elastomer body surrounding the top plate and bonded to both the top plate and the frame. The rounded ends of the top plate and frame receive the elastomer in gaps between downwardly ...
09/14/2004
6752322Method of constructing a rail track on a track-receiving concrete slab
A method of constructing a rail track on a track-receiving concrete slab provided with channels serving to receive the rails of the rail track, wherein, after the concrete forming the track-receiving slab has set, it comprises at least the following steps: a)...
06/22/2004
6651897Suspended rail fastening assembly
A railway rail fastening assembly, for suspending a railway rail (100) at discrete locations along its length above a rail foundation, comprises a pair of elastic members (5) for support the head of the rail (100), a pair of brackets (6) for applying a la...
11/25/2003
6649237Mat consisting of tubes
A tube mat made of elastomer material in the form of an extrudate includes first and second front faces which are arranged in a vertical or angled manner in relation to the extrusion direction. A plurality of tubes extend in parallel in the extrusion dire...
11/18/2003
6619558Support for supporting rail of railway
A railway rail support has a fixing plate with a flat body with an upper surface for receiving a rail, left and right fixing portions and front and rear extended support portions respectively extending from opposite sides of the body, and a through hole a...
09/16/2003
6588677Rail boot
An insulating rail boot encasing a rail embedded in concrete, asphalt or paver construction, including, shared right-of-way, dedicated right-of-way and at-grade crossing. The rail and the rail boot are secured in place by retaining clips. The rail boot ha...
07/08/2003
6481637Rail pad and method for strain attentuation
An apparatus for use as a pad and for placement intermediate a rail and a railroad tie includes a plurality of cylindrical recesses that extend into the pad. An elastomeric material is used to form the pad. The cylindrical recesses may include a tiered st...
11/19/2002
6471139Rail arrangement
The invention relates to a rail arrangement for a rail superstucture such as a fixed railroad, comprising an elastic intermediate plate (3) which is located between the rail foot and a hard support (6) in the form of a concrete tie and has two through hol...
10/29/2002
6409092Superstructure construction
A superstructure arrangement for a track comprising a rail fastened to a securing device such as a ribbed plate which is disposed above a concrete sleeper, with an intermediate layer extending between the sleeper and the securing device. The rigidity of t...
06/25/2002
6390382Rail fixings
A damper for reducing the track nose emitted by a rail system comprises a deformable material attachable to a surface of the rail, incorporating a plurality of elongate discontinuous resonant members of a stiff material as compared to the deformable mater...
05/21/2002
6386461Rail pads
A rail pad that is formed from elastomeric material has an upper face adapted to underlie a lower face of a rail. The lower face is adapted to overlie a concrete rail foundation member. The elastomeric rail pad generally has a rectangular plan configurati...
05/14/2002
6342287Elastic pad, especially under-rail
An elastic under-rail pad, made of an elastic plastic or rubber, has two opposite sides. At least one of its opposite sides presents a surface which at least partly is defined at least approximately by a simple sinusoidal or cosinusoidal trigonometric fun...
01/29/2002
6325301Track support system
In a device for supporting a rail fastened to a sole-plate resting on an anti-vibration pad, the sole-plate is urged towards the supporting structure by at least one adjustable prestressing resilient device acting on the sole-plate so as to apply a define...
12/04/2001
6296195Rail system
A rail arrangement includes a bullheaded rail having joint ties and a rail head, a rail bridge and a rail foot. There is a driving track made of concrete with an integrated joint, in which the rail is seated in connection with a substrate; as well as prof...
10/02/2001
6293473Railroad substructure
In an infrastructure for a railway track with continuous elastic support, the two rail (1) forming the track rest with their lateral limiting surfaces beneath the rail head, via elastic intermediate layers (3), against inner lateral limiting surfaces of a...
09/25/2001
6079631Rail-fastening assembly
A railway rail support assembly (3), for resiliently suspending a railway rail (1) above a track foundation (2) at discrete locations along the rail (1), has rail supporting means through which a predetermined clamping load is exerted on the said rail (1)...
06/27/2000
6045052Rail tie fastening assembly
An easily installed rail tie mounting assembly has a railroad rail which is supported by an inventive rail seat disposed on and supported by a concrete rail support member. The inventive rail seat consists of a elastometric rail pad and a non-corrodible m...
04/04/2000
6027034Superstructure construction
A superstructure arrangement for a track comprising a rail fastened to a securing device such as a ribbed plate which is disposed above a concrete sleeper, with an intermediate layer extending between the sleeper and the securing device. The rigidity of t...
02/22/2000
5738279Elastic track foundation
An elastic, essentially plate-shaped track foundation consists of closed-pored foamed and crosslinked rubber material, preferably EPDM rubber. The foaming and crosslinking preferably is performed in one working step....
04/14/1998
5735457Rubber mixture for an elastic intermediate layer for a rail support
A rubber mixture is particularly based on natural rubber (NR), epoxidized natural rubber (E-NR), isoprene rubber (IR), butadiene rubber (BR), acrylate rubber (ACM), styrene-butadiene rubber (SBR), or blends of these types of rubber, particularly NR/SBR- b...
04/07/1998
5730357Railroad tie pad
A railroad tie pad comprises a hard polymer frame which defines a central cavity. An elastomeric insert fills the cavity and is secured to the frame. One side of the frame is wider than an opposing side....
03/24/1998
5692677Device for supporting and securing a railway track rail
The invention relates to a device for supporting and wedging a railway rail (R) on a tie (T), the device comprising in particular a resilient pad (1) on which there rests the base (Ra) of the rail (R) and two insulating tabs (2, 2') interposed between the...
12/02/1997
5645216Bearing for a part of a railroad track
A bearing system for a part of a railroad track, such as a rail-fastening or ribbed slab (10), supported by elastic elements on, for example, a railroad sleeper. The elastic elements form a spring system with a kinked characteristic curve such that when t...
07/08/1997
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