Patents
Patents for E01B 19 - Protection of permanent way against development of dust or against the effect of wind, sun, frost, or corrosion; Means to reduce development of noise (1,560)
06/1994
06/15/1994EP0601420A1 Rail with longitudinal groove at its head and insert made of different material than the rail itself
06/09/1994DE4240874A1 Construction element for civil and underground engineering - has two installation parts, one formed as base, and damper part between them
05/1994
05/26/1994DE4311452C1 Elastic rail arrangement with open or closed upper structure for rail vehicles - entails support profiles made of angle plate for rails located on support bodies and fixed by clamp plates
05/18/1994EP0502920B1 Process and device for applying multi-component resins, and use of such resins
05/03/1994US5308516 Friction modifiers
04/1994
04/27/1994EP0593608A1 Noise reduction device for railway tracks
04/20/1994EP0592837A2 Sound-damping foam
03/1994
03/02/1994CN1083147A Device for supporting a railway rail on a track without ballast
02/1994
02/10/1994DE4225581A1 Rail for railborne vehicles - has coating of vibration-damping material extending over side surface of rail
02/03/1994WO1994002685A1 Rail support device for unballasted railway track
02/03/1994CA2140628A1 Rail support device for unballasted railway track
02/02/1994EP0581202A1 Noise reducing rail fastening
01/1994
01/20/1994DE4223270A1 Sound-absorbent elastic setting for rail for tracked vehicles - has electrically insulating elastic material fitted into sides and beneath rail and bonded on with e.g. polyurethane to provide seals
11/1993
11/10/1993EP0420882B1 Rail for vehicles
09/1993
09/23/1993DE4207334A1 Profiled rail for use in railway line - consists of normal head and foot joined by web but with recess centrally in underside of foot filled with lead
09/21/1993CA1322299C Mobile track bed cleaning machine and method
09/01/1993EP0557870A1 Sleeper for railway rails to be used on ballastless superstructure
09/01/1993EP0425586B1 Mixture for producing a noise-damping compound for railway installations
08/1993
08/19/1993WO1993016230A1 Noise suppression systems
08/19/1993CA2129356A1 Noise suppression systems
07/1993
07/22/1993DE4201108A1 Method for raising seamless concrete road surfaces - permits rational repair work without division of concrete plates
06/1993
06/30/1993EP0549559A1 Superstructure with concrete sleepers
06/03/1993DE4242077A1 Sound proof apron for railway line - comprises vertical bracket to hold sound proof material at height to cover contact point of wheel and rail
05/1993
05/19/1993EP0541884A1 Permanent way with intermediate pad
05/13/1993WO1993009291A1 Device for capturing liquid and/or granular harmful substances in the rail region of rail vehicles
05/06/1993DE4136062A1 Vorrichtung zum auffangen von fluessigen und/oder koernigen schadstoffen im schienenbereich von schienenfahrzeugen Apparatus for field of liquid and / or granular substances in rail section rail vehicles
04/1993
04/28/1993EP0539349A1 Device for protecting railway ballast from environmentally dangerous substances, in particular spilled oil
04/27/1993CA1316884C Railways
04/22/1993DE4134209A1 Large area sealing for railway tracks with dangerous goods traffic - consists of a profiled sheet steel plate on supports under the rails, with sealing compound inserts
04/07/1993CN1070705A Cathode protection method for rail rust in tunnel
02/1993
02/18/1993WO1993003303A1 System for collecting organic material under rail vehicles
02/18/1993CA2114143A1 System for collecting organic material under rail vehicles
02/04/1993DE4125202A1 System zum auffangen von organischen stoffen unterhalb von schienenfahrzeugen System to absorb organic materials below rail vehicles
01/1993
01/21/1993WO1993001355A1 Shock absorber component
01/21/1993WO1993001354A1 Noise reduction device for railway tracks
01/14/1993DE4222715A1 Rail with damping absorption body on track has contact mass located between support and damping element, consisting of elastomer material and further contact mass between rail and damping element
12/1992
12/22/1992US5173204 Of a polymer, a solid lubricant and a friction modifier, wherein the coefficient of friction increases with the relative speed of bodies in rolling sliding contact
12/22/1992US5173012 Ground-borne noise and vibration damping
11/1992
11/24/1992US5165598 Resiliently mounted rail for rail vehicles
10/1992
10/08/1992DE4214495A1 Damper for noise from railway track - incorporates sound absorbent inserts bolted to sides of the rails or laid underneath them
09/1992
09/16/1992EP0502920A1 Process and device for applying multi-component resins, and use of such resins.
08/1992
08/20/1992DE4201945A1 Sleeper shoe for flexible positioning of rail support sleepers - uses adhesive strips on at least one side of the shoe
08/20/1992DE4104731A1 Cheap flooring material for sports use - has strips of used fibre-reinforced rubber and parallel and bonded along edges and also to substrate which has pattern of blind holes
07/1992
07/16/1992DE4100881A1 Permanent way for railway high speed trains - consists of precast concrete trough sections laid end on end and filled with ballast bed
07/02/1992DE4041237A1 Permanent way superstructure with counter weights - which are used for counteracting sleeper lifting force
05/1992
05/14/1992DE4135149A1 Sound barrier for tracked vehicles - consists of main concrete type wall with very porous low density fibrous plastic faced sheet attached to side nearer to tracks
04/1992
04/30/1992DE4036124A1 Railway noise redn. device - comprises detachable housed polyurethane-based profile
04/28/1992US5109039 Material for the installation of rails
03/1992
03/18/1992EP0474750A1 Lubricant composition.
03/04/1992EP0473554A2 Anti-vibration resilient insulation material for ballast supported railroad tracks
02/1992
02/20/1992DE4026111A1 Ground vibrations damping system - involves burying concrete mass in ground under object to be protected
02/18/1992CA1296042C Transit rail deicing system
01/1992
01/30/1992DE4023541A1 Thermosetting resin mixer and applicator and use of mixed resins
01/22/1992EP0467863A1 Anti-vibration resilient insulation for railroad tracks
01/16/1992DE4021834A1 Track configuration for magnetically-levitated high-speed train - has cooperating top and bottom sections providing closed travel path
11/1991
11/14/1991DE4014529A1 Thermosetting resin mixer and applicator and use of mixed resins
10/1991
10/29/1991US5060856 Sound-damping mat, especially for a ballast bed
10/02/1991DE4006421A1 Elastic rail fixture for tram-lines - is made of moulded cold-hardening plastics fitted between rail or rib plate
09/1991
09/26/1991DE4008747A1 Concrete trough with raised ribs - supports railway lines and is completely lined and sealed with stainless steel and has capacity to equal tanker load
09/19/1991DE4007937A1 Resilient rail for rail vehicles - has relatively adjustable frame side walls drawn together by bolts against resilient
09/12/1991DE4007710A1 Railway track-laying system in tunnel - forms floor with same transverse inclination as track
08/1991
08/14/1991DE4004208A1 Noise and vibration damping system for tram tracks - in which rail foot is supported in trough-shaped moulding and by bar-shaped side supports or polyurethane and scrap rubber
08/07/1991EP0440597A1 Superstructure and substructure of railway bed for rail vehicles
07/1991
07/18/1991DE4002342A1 Route for high speed railways - is constructed underground throughout its entire length in tunnel dug with full bore machines
07/18/1991DE4000992A1 Railway lines clad on both sides with synthetic rubber dampers - have spring clamps constantly pressing dampers against stem and foot of rail
06/1991
06/20/1991DE3941141A1 Thermosetting resin mixer and applicator and use of mixed resins
06/13/1991DE4011013A1 High speed temp. controlled railway track - has steel base with void filled with mortar in which service ducts are bedded
06/06/1991DE3941142A1 Sound absorbing ballast for railway track - formed by applying stone chips with narrow particle size range and fixing with epoxy] or polyurethane adhesive
06/03/1991WO1991008056A1 Process and device for applying multi-component resins, and use of such resins
06/03/1991CA2069922A1 Process and device for applying multi-component resins, and use of such resins
05/1991
05/29/1991DE3939215A1 Reduction of noise of railway traffic - involves two=part longitudinal element of polyurethane and lead fixed to the sides of the rails
05/23/1991DE4036232A1 Railway line cover plates - comprise flat plates screwed to sleepers and profiled elements terminating under rail heads
05/08/1991EP0425586A1 Mixture for producing a noise-damping compound for railway installations.
04/1991
04/30/1991US5011077 Railways
04/11/1991DE3930498C1 Plant substrate for railway lines - has U=shaped rigid troughs inserted into track to support substrate
04/10/1991EP0420882A1 Rail for vehicles.
04/03/1991EP0420363A1 Track system covering device
03/1991
03/28/1991DE3931230A1 Magnetic railway for passengers and goods - runs along space between express ways on elevated supports and under corrugated iron roof
02/1991
02/06/1991EP0412022A1 Railway sleeper
12/1990
12/27/1990EP0404756A2 Superstructure with rails and method of obtaining the same
12/13/1990DE4017566A1 Noise damping mat for stone ballast - consisting of elastic material with upper layer consists of multi-axial knitted layer
12/09/1990WO1990015123A1 Lubricant composition
10/1990
10/03/1990EP0337048B1 Railway machine for vacuum cleaning a track superstructure
09/1990
09/27/1990DE4006659A1 Railway ballast cover - which is an open weave of resin-coated synthetic filament yarns
08/1990
08/02/1990DE3926392A1 Sound-dampening rail mounting - has railway rail guided in vertical direction between levers at sides
07/1990
07/03/1990US4938239 Mobile track bed cleaning machine and method
06/1990
06/27/1990EP0374325A1 Embedded track assembly
06/14/1990WO1990006290A1 Mixture for producing a noise-damping compound, especially for railway installations
06/07/1990DE3840959A1 Noise protection device for railway rails
06/02/1990CA2004396A1 Composition for forming a sound-damping mass, especially for rail systems
05/1990
05/08/1990US4923118 Anti-vibration support system for railroads
04/1990
04/25/1990EP0364756A2 Improvements in railways
03/1990
03/15/1990DE3908636A1 Temperature-controlled track construction for high-speed railways
03/15/1990DE3827547A1 Sound-absorption construction for ballastless railway superstructures
03/07/1990EP0356852A2 Noise-abating rail
01/1990
01/25/1990DE3824577A1 Noise protection arrangement for railway tracks
12/1989
12/28/1989DE3906237A1 Method for controlling the temperature of track constructions for high-speed railways
12/14/1989WO1989012140A1 Rail for vehicles
11/1989
11/02/1989EP0339574A2 Transit rail deicing system
10/1989
10/18/1989EP0337048A1 Railway machine for vacuum cleaning a track superstructure
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