Appeal No. 2004-0891
Application No. 09/810,539
1. A vacuum cleaner installation comprising:
a room and a vacuum cleaner arrangement installed in said
room, said vacuum cleaner arrangement including a housing,
a blower,
a receptacle for larger particles of waste material,
an inlet opening into the room and an air exhaust outlet
venting through a rear wall of said housing,
wherein said housing is mounted in a hole extending through
a wall of said room, said hole opening externally of the room
such that said rear wall of said housing is exposed externally
and said air exhaust outlet vents directly externally of the
room without any external conduit such that all air and smaller
particles of waste material vent outside the room with none of
the air and smaller particles of waste material returning to the
room.
5. An installation according to Claim 1, wherein said
vacuum cleaner arrangement has a hose, and wherein said hose is
retractable into said housing.
The examiner relies upon the following references as
evidence of unpatentablity:
Hamrick 3,568,239 Mar. 9, 1971
Tucker 3,706,184 Dec. 19, 1972
Simonelli 3,714,765 Feb. 6, 1973
Harrelson 5,740,582 Apr. 21, 1998
Uehara 6,149,698 Nov. 21, 2000
Claim 1 stands rejected under 35 U.S.C. § 103 as being
unpatentable over Hamrick in view of Tucker and Uehara.
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