Patents for E01B 11 - Rail joints (1,199) |
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08/04/1994 | DE4319417C1 Insert-cast welding of fine-pearlitic rails |
06/22/1994 | CN2169649Y Rail joint damper |
05/18/1994 | EP0597736A1 Railway rail welding method |
05/11/1994 | WO1994010383A1 Sliding joint system for railway tracks, allowing a wide longitudinal excursion, particularly for suspension bridges |
05/11/1994 | CA2148133A1 Sliding joint system for a railway tracks, allowing a wide longitudinal excursion, particularly for suspension bridges |
04/06/1994 | CN2160674Y Rail end structure without impact shock to train |
03/23/1994 | CN2159409Y Vibration-absorptive and low noise rail |
02/16/1994 | CN2156209Y Joint structure for railway track |
02/09/1994 | CN2155390Y End acute-angle rail |
01/20/1994 | DE4223178A1 Expansion joint with gap at acute angle in head of rail - provides uninterrupted support for wheel in transit between rail lengths while allowing for thermal expansion without buckling |
01/19/1994 | CN2153575Y Reinforced fixture for repairing broken rail |
01/07/1994 | CA2098755A1 Bolted rail fastening system for joint bar locations |
12/08/1993 | EP0572936A1 Rail |
12/02/1993 | DE4216794A1 Steel roadway elements for rail borne vehicles for use on unstable ground - have guides for vehicle wheels and connections between elements which allow limited deflection |
12/02/1993 | DE4216793A1 Connection between two independently bearing roadway elements - comprise splicing plates in two pockets fastened by bolts and seated on angled shims |
12/02/1993 | DE4214756A1 Expansion-joint for rail track |
11/25/1993 | WO1993023624A1 Expansion joint for part of a railway track |
11/16/1993 | CA1324364C Movable tip frog and fabrication process thereof |
11/11/1993 | DE4214605A1 Expansion joint on underlay for rail section - includes sliding tongue held against stock rail by clips |
11/10/1993 | CN2145806Y Rail coupling apparatus |
10/27/1993 | EP0567052A1 Method for joining a manganese-steel tread and a carbon-steel tread |
09/22/1993 | CN1076500A Spiral rail coupling |
09/21/1993 | CA1322355C Sliding joint for welded rail sections |
09/09/1993 | DE4231064A1 Alumino thermic welding of metal rail ends - using two part mould with short length to enable work in restricted areas |
09/08/1993 | CN2141817Y Rail joint staggering adjusting spacer |
08/04/1993 | EP0554238A1 Arrangement for connecting rails |
07/28/1993 | CN2139141Y High-speed train rail capable of damping and preventing collision |
07/27/1993 | US5230469 Bolted rail fastening system for joint bar location |
06/09/1993 | EP0545336A1 Head to head welding joint of two aligned rail segments |
06/01/1993 | US5215139 Method and mold for aluminothermic welding of rails |
03/17/1993 | CN2128257Y Rail joint method with stagger joint |
03/01/1993 | CA2075396A1 Railway rail and fastening assembly and fastening device for use therein |
02/17/1993 | CN2127088Y High-frictional resistance rail insulating jointer |
01/07/1993 | EP0521231A1 Fishplate for rail joint |
12/15/1992 | US5170932 Method for connection of railway point components consisting of cast hard manganese steel or manganese steel rails to a rail made from carbon steel |
11/26/1992 | DE4116650A1 Detecting rail openings in continuously welded sections of railway track - transmitting sound along rails to microphone and logically combining electrical pulses detected from both rails |
11/18/1992 | CN1066309A Gapless rail |
11/04/1992 | CN1065894A Rail coupling for railway |
09/09/1992 | CN2115361U Lower-adjustable rail gup adjuster |
09/09/1992 | CN2115360U Damping rail |
09/09/1992 | CN1064328A Trapezoidal steel rail connector |
08/12/1992 | CN2112648U Device for iliminating the thermal expansion gap of rail |
07/29/1992 | CN2111308U Standard rail fixed bolt |
07/28/1992 | US5133522 Process for producing a crossing frog with a moving point |
07/22/1992 | CN2110653U Vibrationless joint of railway track |
05/27/1992 | CN2105515U Gapless section clamp plate for rail |
04/01/1992 | CN1059947A Sreamless steel rails |
03/11/1992 | CN2098517U Damping and noise-reducing rail |
02/25/1992 | US5090618 Rail joint |
02/12/1992 | CN1058556A Method for connecting point components made of casting high-manganese steel or manganese steel rail with carbon steel rail |
02/12/1992 | CN1015468B Modified acrylate adhesive for adhering steel rail at normal temp |
02/06/1992 | DE4024249A1 Rail heat treatment - forms angled transfer zone into untreated rail section to overcome any weakness |
02/06/1992 | DE4024247A1 Weld prepn. method for welded rails - using mitre-cut ends to avoid formation of dents in track surface in softened zones adjacent to weld |
01/29/1992 | CN2094572U Automatic compensation joint structure for rail track gap |
01/22/1992 | EP0467881A1 Process for joining cast manganese Hadfield steel switches, respectively manganese steel rails to a carbon steel rail |
01/21/1992 | US5082214 Crossing frog with a moving point |
01/07/1992 | US5078200 Method of cast-welding between finely pearlitized rails |
11/27/1991 | CN1056549A Bilateral semiconductor for rail joint |
11/20/1991 | CN2089020U Shaped shockless rail joint |
10/09/1991 | CN1055212A Rail connecting method capable of automatically compensating rail gaps |
10/01/1991 | US5053701 Device for measuring the spacing between aligned rails |
09/25/1991 | CN1014080B Niobium-containing high strength fishing |
09/04/1991 | EP0444480A1 Process for the intermediate cast welding of isothermal annealed rails |
08/27/1991 | US5042755 Process for producing a crossing frog with a moving point |
08/20/1991 | US5041174 Austenitic-ferritic alloy; railroad tracks |
07/17/1991 | CN1053098A Friction fixed rail joint |
06/19/1991 | CN2079198U Single stair end rail |
05/29/1991 | CN2077874U Rail connecting device |
05/29/1991 | CN2077873U 减震钢轨 Damping rail |
05/08/1991 | CN1012582B Method of clamping rails for pressure welding same and clamping apparatus therefore |
04/10/1991 | CN2074775U Rail track joggling machine |
04/03/1991 | CN2074318U Rail joint fastening |
03/20/1991 | CN1050068A Anticollision clamping plate |
03/20/1991 | CN1050067A Bevel-connected rails |
03/13/1991 | CN1049882A Non-impact connection method of i-steel rails |
02/27/1991 | CN2072096U Damping rail joint |
02/27/1991 | CN2072095U Steel rail with oblique ends |
02/20/1991 | CN2071667U Rail with oblique ends |
02/20/1991 | CN1011718B Rapidly assembling and disassembing railway |
01/30/1991 | CN1048877A Constant temp. bonding steel rail by acrylicacid ester binder |
01/23/1991 | CN2069878U Noiseless rail |
01/02/1991 | CN2068521U Two section locking waist-type track-end insulation |
01/02/1991 | CN2068520U Lamination track-end insulation and insulating washer |
10/17/1990 | CN2063954U Friction-fixed rail joint |
10/10/1990 | EP0391007A1 Intermediate member for connecting a part made from manganese steel to a part made from carbon steel, process for connecting these materials using this intermediate member and assembly obtained by this process |
10/03/1990 | CN2063129U Steel rail joint |
08/22/1990 | EP0383749A2 Apparatus for the surveillance of the surface gaps in rail joints, for example dilatation joints |
08/15/1990 | CA2010016A1 Device for monitoring the distance of the front surfaces of rails, for example in connection with dilatation junctions |
07/10/1990 | US4940183 Arrangement for fastening rails |
05/16/1990 | CN1042205A Linkage of rail |
05/08/1990 | US4922743 Bar for connecting railway track rails and method of making same |
04/25/1990 | EP0365450A1 Crossing with a movable point, and method for manufacturing such a crossing |
04/04/1990 | CN1041019A Rail joint consisting of e-shaped clamping plates |
02/07/1990 | CN2052418U Rail with tilt-end |
12/20/1989 | CN2049647U Vibration and crawl preventing rail and vibration preventing switch |
11/23/1989 | EP0343145A2 Device for fastening rails |
10/11/1989 | CN2045757U Rail vibration damper wedge |
09/26/1989 | CA1261363A1 Method of clamping rails for pressure welding the same clamping apparatus therefore |
09/20/1989 | CN2044615U Tracks coupling device |
09/20/1989 | CN1035682A Niobium-containing high strength fishing |