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Class Information
Number: 451/406
Name: Abrading > Work rest
Description: Device for supporting a workpiece against the force of gravity, without positive holding means, while held in the hand of the operator.

Sub-classes under this class:

Class Number Class Name Patents
451/407 For centerless abrader 41
451/410 Gauging device 14
451/408 Steady rest 45
451/409 Tool tooth rest 9

Patents under this class:

Patent Number Title Of Patent Date Issued
8303376 Device and method for positioning and blocking steady rests for rolling mill cylinders in grinding machines and grinding machines employing the same Nov. 6, 2012
7118462 Disk for toroidal continuously variable transmission and method of machining the same Oct. 10, 2006
6896603 Steady rest with independent vertical and horizontal adjustments May. 24, 2005
6855033 Fixture for clamping a gas turbine component blank and its use in shaping the gas turbine component blank Feb. 15, 2005
6799372 Method for manufacturing hydro dynamic bearing device Oct. 5, 2004
6729948 Method and apparatus for rectifying cylindrical articles, in particular nuclear fuel pellets May. 4, 2004
6722968 Conversion attachment for bench grinder tool rest Apr. 20, 2004
6699113 Steady rest with vertical adjustment Mar. 2, 2004
6652369 Fixture for clamping a gas turbine component and its use in shaping the gas turbine component Nov. 25, 2003
6543973 Automatically retractable positioning stop for machining table Apr. 8, 2003
6460533 About vertically orientated saw Oct. 8, 2002
6213851 Abrading apparatus Apr. 10, 2001
6050886 Rotary drum holder Apr. 18, 2000
5885142 Device for cleaning a liquid crystal panel Mar. 23, 1999
5816893 Method and device for sharpening tools, particularly dental hand instruments Oct. 6, 1998
5700186 Motorized spindle with indexing fixture Dec. 23, 1997
5637036 Power tool adapter Jun. 10, 1997
5637033 Flapper wheel adapter Jun. 10, 1997
5620363 Powered grinding tool Apr. 15, 1997
5618028 Power tool adapter Apr. 8, 1997
5527210 Dynamic steady rest Jun. 18, 1996
5090160 Planer blade sharpening apparatus Feb. 25, 1992
4996797 Apparatus for sharpening edge tools Mar. 5, 1991
4937982 Positioning apparatus for tool sharpening Jul. 3, 1990
4799336 Dust collecting system for bench grinder Jan. 24, 1989
4766703 Adjustable support rest for a cylinder grinding machines or the like Aug. 30, 1988
4640007 Apparatus and method for replacing bearings in a walking beam in trucks and trailers having tandem axles Feb. 3, 1987
4607459 Combined hollow grinder, sharpener and honer Aug. 26, 1986
4603510 Multiple position belt grinder Aug. 5, 1986
4586420 System for firing a propellent charge by pyrotechnical transmission May. 6, 1986
4583420 Handwheel actuated machine tool mechanism Apr. 22, 1986
4395848 Billet reverser Aug. 2, 1983
4347639 Deburring apparatus Sep. 7, 1982
4216560 Deburring apparatus Aug. 12, 1980
4184293 Roll neckrest support Jan. 22, 1980
4048881 Tailstock powering device Sep. 20, 1977
4020601 Grinder with wear compensating tool rest May. 3, 1977
3967414 Grinding machine with a rest apparatus Jul. 6, 1976

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