Abrading – Precision device or process - or with condition responsive... – With feeding of tool or work holder
Reexamination Certificate
2006-01-17
2006-01-17
Rachuba, M. (Department: 3723)
Abrading
Precision device or process - or with condition responsive...
With feeding of tool or work holder
C451S188000, C451S189000
Reexamination Certificate
active
06986702
ABSTRACT:
A centerless grinding apparatus (10) includes an outer diameter surface grinding wheel (11) for grinding the outer diameter surface of a work (1) of a substantially cylindrical shape, a regulating wheel (12) for supporting the outer diameter surface of the work (1) in conjunction with the outer diameter surface grinding wheel (11) and an end surface grinding wheel (21) for grinding the end surface of the work (1). The end surface grinding wheel (21) grinds the end surface of the work (1) while the outer diameter surface grinding wheel (11) grinds the outer diameter surface of the work (1) in a state that the work (1) is disposed between the outer diameter surface grinding wheel (11) and the regulating wheel (12).
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patent: 4616448 (1986-10-01), Nagata
patent: 2002/0115391 (2002-08-01), Yamaguchi et al.
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patent: 2678144 (1997-07-01), None
patent: 9-267242 (1997-10-01), None
Iwanami Hiroyuki
Kamamura Yuko
NSK Ltd.
Rachuba M.
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