Appeal No. 2004-0221
Application 09/320,149
whereby a lubricating film is continuously formed between
the guide surface of the guide track and the lower surface of
each link that contacts the guide surface of the guide track when
the means for forcing lubricant from the chamber is connected to
the source of electric current.
THE REFERENCES
Orlitzky et al. (Orlitzky) 4,023,648 May 17, 1977
Egger 4,926,971 May 22, 1990
Gerhardt 5,626,470 May 6, 1997
THE REJECTIONS
The claims stand rejected under 35 U.S.C. § 103 as follows:
claims 21-25 and 28-31 over Egger in view of Gerhardt, and
claims 26, 27 and 32-34 over Egger in view of Gerhardt and
Orlitzky.1
OPINION
We reverse the aforementioned rejections.
Each of the appellants’ independent claims requires a port
which is oblong and presents a single stream of outwardly flowing
lubricant.
Egger discloses a drag chain conveyor system having
carriers (5) provided with holders (6), each holder being joined
to a link (7) of an endless conveyor chain and partly surrounding
1 A rejection of claims 21-25 and 28-31 under 35 U.S.C.
§ 102(b) over Egger is withdrawn in the examiner’s answer
(page 3).
3
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