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Class Information
Number: 451/369
Name: Abrading > Work holder > Clamp > Edge tool > Gauging device
Description: Clamping work holder employing a clamp, especially adapted for securing an edge tool in such position during abrading as to insure its being abraded at the proper angle.










Sub-classes under this class:

Class Number Class Name Patents
451/370 Portable 15


Patents under this class:

Patent Number Title Of Patent Date Issued
7591716 Producing notch feature in small diameter steel alloy needle wire Sep. 22, 2009
6935937 Tool grinding jig Aug. 30, 2005
6764383 Methods and apparatuses for processing microfeature workpiece samples Jul. 20, 2004
6712061 Portable apparatus for working, shaping and polishing stone and other hard materials Mar. 30, 2004
6524174 Clamp for connecting/disconnecting a rotary head to/from a spindle in apparatus for manufacturing a semiconductor device Feb. 25, 2003
6447384 Jig for grinding sharp-edged tools Sep. 10, 2002
6227958 Knife and sharpening holder May. 8, 2001
6062951 Method of making a surgical instrument cutting jaw May. 16, 2000
5545081 Tool fixture for abrading apparatus Aug. 13, 1996
5531638 Multipurpose hand-held tool designed for use with grinder Jul. 2, 1996
5426999 Sharpening guide for hand instruments and tools Jun. 27, 1995
5305557 Punch and die regrind fixture Apr. 26, 1994
5222330 Fixture for holding circular cutting tool during its sharpening Jun. 29, 1993
5197227 Dental curet and sharpening machine system Mar. 30, 1993
4787177 Toolholder for grinding flat tip of screwdriver into hollow ground shape Nov. 29, 1988
4625460 Fixture for use in non-encapsulated cross-sectioning of a composite structure Dec. 2, 1986
4543857 Surgical instrument and method of making same Oct. 1, 1985
4532736 Sharpening device Aug. 6, 1985
4471578 Apparatus for producing surfaces at a blade cutter head formed of hardened cutter blade steel Sep. 18, 1984
4365447 Apparatus and method for sharpening a cutting stylus Dec. 28, 1982
4349990 Support for grinding thread cutting tools Sep. 21, 1982
4338749 Toolholder Jul. 13, 1982
4128360 Cutting tool bit and grinding fixture for sharpening said bit for use in an axially actuated back spot facing tool Dec. 5, 1978
4109421 Method for grinding thread cutting tools Aug. 29, 1978
4084353 Spade drill sharpening fixture Apr. 18, 1978
3932964 Multi-angle grinding fixture Jan. 20, 1976











 
 
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