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Class Information
Number: 451/429
Name: Abrading > Attachment > To rail
Description: Attachment particularly adapted to be attached to and grind an elongated member on which a vehicle is to ride.










Patents under this class:

Patent Number Title Of Patent Date Issued
7322879 Reprofiling device for the rails of railroads that captures waste Jan. 29, 2008
6953386 Active spark control Oct. 11, 2005
6805621 Rail grinding machine Oct. 19, 2004
6663476 Portable multi-purpose rail grinding machine Dec. 16, 2003
6358140 Railroad rail support for a grinder Mar. 19, 2002
6314853 Portable cutting apparatus Nov. 13, 2001
6234889 Rail cutting machine May. 22, 2001
6139410 Main body of grinding assembly for use in track rail joint grinding apparatus Oct. 31, 2000
5997391 Device for the continuous and fine reprofiling in situ of the surface of the head of at least one rail of a railway track Dec. 7, 1999
5971838 Rail-scraper devices and installations Oct. 26, 1999
5735734 Apparatus for grinding rails Apr. 7, 1998
5580299 Process and apparatus for machining the top surface of a rail by circumferential grinding Dec. 3, 1996
5575709 Rail grinding machine for grinding rails of a track Nov. 19, 1996
5567196 Rail grinding machine Oct. 22, 1996
5545079 Apparatus forming a cutting machine or circular saw Aug. 13, 1996
5525098 Machine for molding localized sections of a railroad rail, particularly for welding ends of rails or other local defects Jun. 11, 1996
5486136 Cutting machine for railroad rail Jan. 23, 1996
5303514 Rail grinding apparatus Apr. 19, 1994
5140776 Apparatus and method for measuring and maintaining the profile of a railroad track rail Aug. 25, 1992
5086591 Reprofiling method of the rails of a railroad track and railroad vehicle for performing the same Feb. 11, 1992
4864776 Rail grinding apparatus Sep. 12, 1989
4854088 In-track rail base grinding method Aug. 8, 1989
4765098 Rail cutting apparatus Aug. 23, 1988
4751794 In-track rail base grinding apparatus Jun. 21, 1988
4622781 Rail grinding machine Nov. 18, 1986
4396323 Mobile rail contouring machine Aug. 2, 1983
4156991 Rail cutting apparatus Jun. 5, 1979
4068415 Rail cutting apparatus Jan. 17, 1978
3974596 Machine tool for cutting-off rails Aug. 17, 1976
3945749 Clamping apparatus for supporting a machining device Mar. 23, 1976











 
 
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