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Class Information
Number: 238/287
Name: Railways: surface track > Tie-plates
Description: Tie-plates for use on ties and stringers.


Sub-classes under this class:

Class Number Class Name Patents
238/297 Anchors 6
238/307 Contour 9
238/288 Gauge 6
238/290 Lap 0
238/289 Plural tie 1
238/292 Rail brace 12
238/306 Rail-base seats 13
238/301 Reversible 0
238/305 Rotary 2
238/303 Screw spike 7
238/300 Sleeve 2
238/294 Spike lock 3
238/308 Spike-hole arrangement 2
238/309 Spike-shank brace 0
238/299 Tie butting 4
238/304 Top surface 18


Patents under this class:

Patent Number Title Of Patent Date Issued
7261244 Tie plate Aug. 28, 2007
7156319 Concrete railroad tie with guide plates for the rail base Jan. 2, 2007
7063269 Rail support plate and related system Jun. 20, 2006
6974087 Railway tie plate Dec. 13, 2005
6880764 Fixing device for railway rails Apr. 19, 2005
6860433 Bearing for a section of a track Mar. 1, 2005
6651896 Rail mounting system Nov. 25, 2003
6604690 Concrete rail tie Aug. 12, 2003
6431463 Rail fastening devices Aug. 13, 2002
6305613 Rail fastening devices Oct. 23, 2001
5823426 Railway plate and method of manufacture Oct. 20, 1998
5449116 Tie plate for mounting rails Sep. 12, 1995
5288016 Rail-tie fastening assembly with rocking bearing seat Feb. 22, 1994
5165599 Rail-tie fastening systems Nov. 24, 1992
5110046 Rail fastening system May. 5, 1992
5078319 Rail-tie fastening systems Jan. 7, 1992
4921168 Support plate for mounting rails of railroad tracks and track switches on wooden sleepers May. 1, 1990
4874128 Rail-tie fastening assembly Oct. 17, 1989
RE32894 Railway tie plate and a method of making a railway tie plate Mar. 28, 1989
4723706 Rail support Feb. 9, 1988
4715533 Rail fastener assembly with horizontal flanges Dec. 29, 1987
4583685 Rail anchoring Apr. 22, 1986
4415120 Device for sleepers for railway tracks Nov. 15, 1983
4382547 Railroad tie plate and correctable shim May. 10, 1983
4349150 Concrete sleeper with the fastening housing Sep. 14, 1982
4327865 Assembly for securing a rail to a supporting tie May. 4, 1982
4316578 Direct fixation rail fastener utilizing a pad of elastomer Feb. 23, 1982
4307837 Adjustable spring clip Dec. 29, 1981
4260105 Railroad tie plate and correctable shim Apr. 7, 1981
4231908 Composition for use between polymeric tie plates and cross ties Nov. 4, 1980
4175700 Support and/or locating means for rails in rail tracks Nov. 27, 1979
4155507 Tie plate arrangement for railroad track May. 22, 1979
4141500 Railway tie plate and a method of making a railway tie plate Feb. 27, 1979
4060197 Rail fastener assembly Nov. 29, 1977
3987962 Multi position rail fastenings Oct. 26, 1976



 
 
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