Electrophotography – Image formation – Photoconductive member
Reexamination Certificate
2006-01-26
2009-10-13
Gray, David M (Department: 2852)
Electrophotography
Image formation
Photoconductive member
C403S348000, C403S349000, C403S350000, C403S351000, C403S352000, C403S353000, C192S069700, C192S056610, C464S038000, C464S039000
Reexamination Certificate
active
07603059
ABSTRACT:
Inner circumference projections of a driven coupling are engaged with inner circumference recesses of a drive coupling. Outer circumference projections of the driven coupling are engaged with outer circumference recesses of the drive coupling. A chamfered portion formed at each tip of the rotational leading-side side surface of the inner circumference projections is capable of contact with the leading-side side surface of each inner circumference recess. A rotational trailing-side circumferential end face of each outer circumference projection and a rotational trailing-side circumferential end face of each outer circumference recess are in surface-to-surface contact with each other. As a result, the drive coupling and the driven coupling can rotate integrally without rattling in the rotational direction.
REFERENCES:
patent: 2002/0110388 (2002-08-01), Yokomori et al.
patent: 2005/0025523 (2005-02-01), Iwasaki et al.
patent: 2005/0219761 (2005-10-01), Abe
patent: 2007/0048015 (2007-03-01), Portig
patent: 3425973 (1985-11-01), None
patent: 2001/200858 (2001-07-01), None
Global IP Counselors, LLP
Gray David M
Kyocera Mita Corporation
Walsh Ryan D
LandOfFree
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