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Class Information
Number: 451/111
Name: Abrading > Machine > Scouring device > Rotary disk-shaped scouring tool
Description: Abrading machine employing the flat or plane face of a rotary disk for the purpose of scouring or removing foreign or extraneous material from the work by loose granular abrasive material applied to the disk.

Sub-classes under this class:

Class Number Class Name Patents
451/112 Opposed pair of scouring tools 3

Patents under this class:

Patent Number Title Of Patent Date Issued
8550882 Game ball surface treatment apparatus Oct. 8, 2013
7993185 Device for smoothing the surfaces of hard or soft materials Aug. 9, 2011
7578728 Lapping system having a polymeric lapping tool Aug. 25, 2009
6435951 Electrically driven grinder for ceramic cutlery Aug. 20, 2002
6435953 Coin cleaning apparatus Aug. 20, 2002
6177206 Surface quality enhancement of aerospace skin sheet Jan. 23, 2001
5618223 Method and apparatus for recycling sand Apr. 8, 1997
5591068 Precision non-contact polishing tool Jan. 7, 1997
5353462 Glass plate washing machine Oct. 11, 1994
5095661 Apparatus for transporting wafer to and from polishing head Mar. 17, 1992
4872289 Cutter Oct. 10, 1989
4084535 Apparatus for cleaning submerged surfaces Apr. 18, 1978

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