Appeal No. 1996-4067
Application No. 08/227,686
7. A method of manufacturing a motor rotary apparatus
containing a rotary shaft having a journal portion, the method
comprising the steps of masking portions of said apparatus
other than the journal portion, holding said journal portion
in a fluorine- or fluoride-containing gas atmosphere under
heating to form a fluoride layer on the surface of the journal
portion, and thereafter further holding the journal portion in
a nitride atmosphere under heating to form a hard nitride
layer on the surface of the journal portion, and assembling on
said rotary shaft an armature; an armature coil operably
mounted onto said armature; and a commutator operably mounted
onto said armature coil.
The references of record relied upon by the examiner are:
Tahara et al. (Tahara) 5,013,371 May
7, 1991
Hollox 4,858,294 August
22, 1989
Patent Abstracts of Japan, Unexamined Applications, Section:
E, Section. No. 885, Vol. 14, No. 67 p. 145 (the Japanese
abstract), published July 2, 1990
Franz et al. (Franz ) German patent 222 335 published May 15,2
1985
The appealed claims stand rejected under 35 U.S.C. § 103
as unpatentable over the Japanese abstract in view of Tahara,
Franz, and Hollox.
We cannot sustain the stated rejection.
2Our review of this reference is based on the English
translation of record.
2
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