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Class Information
Number: 451/426
Name: Abrading > Attachment > Roll or wheel abrader > Reciprocating tool
Description: Attachment employing a reciprocating nonrotary grinder.

Sub-classes under this class:

Class Number Class Name Patents
451/427 Nut-and-screw-type drive 2

Patents under this class:

Patent Number Title Of Patent Date Issued
6733365 Method and apparatus for hard machining May. 11, 2004
6616511 Rolling mill equipped with on-line roll grinding system and grinding wheel Sep. 9, 2003
6425814 Device for processing a card clothing Jul. 30, 2002
6280309 Accessories and attachments for angle grinder Aug. 28, 2001
6257964 Roll grinding system for a roll Jul. 10, 2001
6095907 Reciprocating assembly for abrading a workpiece Aug. 1, 2000
5853318 Roll surface grinder Dec. 29, 1998
5797788 Grinding a mounted card clothing Aug. 25, 1998
5651413 In-situ conditioning of a strip casting roll Jul. 29, 1997
5644828 Device for in situ repairing of a cylinder in a printing machine Jul. 8, 1997
5536198 Apparatus and method for on-site dressing and truing of sanding machine rubber-covered cylinders Jul. 16, 1996
5460565 Pivoting polishing block for use in apparatus for cleaning and polishing roll assemblies Oct. 24, 1995
4841675 Apparatus for cleaning and polishing roll assemblies Jun. 27, 1989
4841683 Roll grinding system Jun. 27, 1989
4767438 Apparatus for cleaning material transporting rollers Aug. 30, 1988
4428164 Apparatus for the continuous polishing and the uniform cooling of the face of a rolling mill work roll mounted in its stand Jan. 31, 1984
4418503 Apparatus for continuously polishing the pressure roller of a coiling machine Dec. 6, 1983

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