Patents
Patents for E01H 8 - Removing undesirable matter from the permanent way of railways; Removing undesirable matter from tramway rails (456)
02/2004
02/10/2004US6688021 Locomotive snow removal enhancement
12/2003
12/16/2003US6664521 Line switch part snow melting device
10/2003
10/28/2003US6637133 Ballast cleaning machine
10/22/2003CN2581493Y Railway switch ice and snow shielding device
10/01/2003EP1185739B1 Driven liquid-cleaning device for railtrack grooves
06/2003
06/26/2003DE29824935U1 Rail-track groove cleaning unit
06/19/2003US20030110665 Snow removal apparatus
04/2003
04/30/2003CN1415041A Rail cleaning method and apparatus
04/29/2003US6553693 Snow removal apparatus and method of using same
03/2003
03/12/2003CN1102976C Machine for picking up bulk material lying on track
02/2003
02/27/2003WO2003016119A1 Deflector to be mounted adjacent to a trainwheel
01/2003
01/01/2003CN1097661C Suction machine
12/2002
12/05/2002DE10208507A1 Electrical supply loop line cleaning device has brush housings of brush cleaning units supported at corners of carrier and support frame
12/04/2002CN1382870A Screen scarifier for screening rail ballast
11/2002
11/21/2002US20020170207 Locomotive snow removal enhancement
11/13/2002CN1379159A Track-tye snow remover
10/2002
10/31/2002US20020157839 Ballast cleaning machine
10/30/2002EP1253246A2 Railway ballast cleaning machine
10/16/2002EP1249188A2 Sweeping brush for cleaning railway tracks
10/15/2002US6464083 Method and apparatus for selectively capturing ferrous debris from a floor
09/2002
09/03/2002US6444046 Method and device for cleaning railtrack grooves
07/2002
07/31/2002EP1227186A1 Line switch part snow melting device
07/31/2002EP1226311A1 Rail cleaning method and apparatus
07/24/2002CN1088132C Machine for implementing track maintenance operations
05/2002
05/08/2002CN2490037Y Railway special steam weed killing, deice train
03/2002
03/13/2002EP1185739A1 Driven liquid-cleaning device for railtrack grooves
02/2002
02/06/2002EP1177346A1 Device for use on railway track
01/2002
01/30/2002CN2474584Y Railroad switch hot air snow sweeping machine
11/2001
11/29/2001CA2309938A1 Snow removal apparatus and method of using same
11/21/2001EP1156159A2 Sweeping brush for cleaning the surface of rails and sleepers of a track
09/2001
09/13/2001WO2001066859A1 Device for use on railway track
08/2001
08/22/2001CN2443993Y Removing machine for undesirable mater from railroad switch
08/21/2001US6276281 Method and apparatus for control of a rail contaminant cleaning system
05/2001
05/30/2001CN1066506C Mechanism for absorbing rail ballast
05/10/2001WO2001032990A1 Rail cleaning method and apparatus
05/10/2001CA2388855A1 Rail cleaning method and apparatus
04/2001
04/26/2001WO2001029318A1 Line switch part snow melting device
04/26/2001CA2388248A1 Line switch part snow melting device
02/2001
02/28/2001CN2421322Y Multifunctional snow remover
02/15/2001WO2001011145A1 Shaft with brush for cleaning railway lines
02/07/2001CN2417937Y High-pressure liquid jetting type snow-removing device for railroad switch
01/2001
01/25/2001DE19933915A1 Fahrbahnräumer Road surface
01/25/2001DE19933914A1 Fahrbahnräumer Road surface
01/24/2001EP1070792A2 Track cleaner
01/24/2001EP1070791A2 Track cleaner
12/2000
12/07/2000WO2000073592A1 Driven liquid-cleaning device for railtrack grooves
11/2000
11/22/2000CN2407033Y Snow removing and defreezing device for rail points
11/21/2000US6148732 Railcar track cleaning system
10/2000
10/11/2000CN1057361C Dosage slag shaping machine
08/2000
08/03/2000WO2000044992A1 Rail vehicle
05/2000
05/24/2000CN1052772C Ballast placing vehicle
05/23/2000CA2153943C A method and device for cleaning the ties of railroad tracks
05/03/2000CN1052051C Apparatus for cleaning ballast
03/2000
03/15/2000CN1247584A Method and device for cleaning railtrack grooves
11/1999
11/10/1999EP0954642A1 Method and device for cleaning railtrack grooves
08/1999
08/17/1999US5937548 Machine for withdrawing bulk material from a track
04/1999
04/29/1999WO1999020843A1 Method and device for cleaning railtrack grooves
03/1999
03/10/1999CN1210177A Machine for picking up bulk material lying on track
12/1998
12/30/1998EP0887470A1 Device for the cleaning of the grooves of rails
07/1998
07/07/1998US5775228 Locomotive adhesion enhancing slipping discs
05/1998
05/20/1998CN2282005Y Cleaning device for railway switch
04/1998
04/23/1998DE19708551A1 Cleaning system for grooves of rails e.g. tram tracks
03/1998
03/04/1998EP0826829A2 Machine for taking up bulk material placed on the railway track
01/1998
01/20/1998US5709270 Ballast suction machine
01/20/1998US5709001 Track work machine
12/1997
12/10/1997EP0811722A2 Trackbound vehicle for cleaning railway superstructures
12/09/1997US5695574 Method and device for cleaning the ties of railroad tracks
11/1997
11/13/1997DE19617411A1 Cleaner for slide chair of points
10/1997
10/22/1997CN1162668A Machine for implementing track maintenance operations
10/07/1997US5673626 Equipment for cleaning railway tracks
08/1997
08/06/1997EP0787858A1 Machine for carrying out railway trackworks
07/1997
07/01/1997US5642673 Snow and ice melting device
04/1997
04/29/1997CA2084696C Vacuum cleaner train for cleaning tracks, particularly for underground railway networks
04/03/1997DE19622236A1 Rail vehicle for cleaning surface of rail track
01/1997
01/02/1997DE19522443A1 Rail cleaning method using rail vehicle
11/1996
11/20/1996EP0743399A1 Track cleaning apparatus
11/17/1996CA2173565A1 Equipment for cleaning railway tracks
06/1996
06/26/1996CN2229943Y Apparatus for removing undesirable matter from rails
05/1996
05/01/1996CN2225907Y Multifunctional combined cleaning device
04/1996
04/02/1996US5502904 Mobile machine for withdrawing ballast from a ballast bed
03/1996
03/06/1996CN2221609Y Switch snow guard
12/1995
12/13/1995CN1113277A Suction machine
12/06/1995EP0685019A1 Vacuum cleaning machine for railway superstructures
10/1995
10/25/1995EP0678621A2 Machine for taking up ballast by suction
09/1995
09/26/1995US5452528 Ballast planing machine
09/14/1995DE4406596A1 Suction tube inlet blockage protector for rail and track bed cleaner
08/1995
08/16/1995CN2205401Y Multifunction cross cleaning tool rack
08/09/1995CN1106485A Mechanism for absorbing rail ballast
06/1995
06/29/1995WO1995017554A1 Vacuum cleaning machine for railway superstructures
06/07/1995CN2200004Y Electric heating snow thawing device for railway points
05/1995
05/31/1995CN1103127A Apparatus for cleaning ballast
05/24/1995EP0654391A2 Rail block module
04/1995
04/04/1995US5402547 For sweeping ballast off a track
03/1995
03/15/1995CN1100161A A ballast grading machine
03/07/1995US5394586 Ballast sweeper dust control
03/01/1995EP0640720A1 Vacuummachine for sucking up the ballast of a railway
02/1995
02/14/1995US5389766 Rail snow-melting by electromagnetic induction heating
01/1995
01/11/1995EP0633355A2 Track sweeping machine
11/1994
11/16/1994CN2182817Y Machine for removing undesirable matter from rails
09/1994
09/07/1994EP0613980A2 Ballast levelling machine
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