Abrading – Attachment – To cutting machine to sharpen blade
Reexamination Certificate
2005-06-28
2005-06-28
Nguyen, George (Department: 3723)
Abrading
Attachment
To cutting machine to sharpen blade
C451S419000, C451S555000, C451S438000, C451S457000
Reexamination Certificate
active
06910959
ABSTRACT:
A fixture (1) for guidance of a tool having a cutting edge with respect to the periphery of a rotating grinding or polishing wheel (2), comprising a frame structure that runs along the periphery (6) of the wheel and has a guide formed as a slot (17) with an open other end, the slot providing a support surface (19) that is sloping relative to the radius of the wheel, and the inner end of the slot terminating radially within the periphery of the wheel on each side thereof, the fixture (1) in one end supported (11) for pivoting motion in a main plane of the wheel and in the other end carrying a separate balance weight (12).
REFERENCES:
patent: 2645063 (1953-07-01), Smith
patent: 2652667 (1953-09-01), Arnold
patent: 3229426 (1966-01-01), Charles
patent: 4773186 (1988-09-01), Kojima
patent: 5189848 (1993-03-01), Flaherty
patent: 5191737 (1993-03-01), Snoddy
patent: 5620359 (1997-04-01), Harrison et al.
patent: 6083088 (2000-07-01), Hepworth
patent: 6623340 (2003-09-01), Jansson
patent: 164849 (1905-11-01), None
patent: 3422882 (1986-01-01), None
Nguyen George
Young & Thompson
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