Pipe joints or couplings – Vacuum cleaner type
Reexamination Certificate
2007-03-15
2011-10-18
Bochna, David E (Department: 3679)
Pipe joints or couplings
Vacuum cleaner type
C285S303000
Reexamination Certificate
active
08038173
ABSTRACT:
A telescopic extension (1) for an electric household appliance is described, said extension comprising: an inner tube (2) and an outer tube (3) which are slidable one inside the other; a sleeve (4) fixed to the outer tube; a fastener (5) able to lock together said inner tube and the outer tube; a slider co-operating with the fastener via the action of a first spring and a second spring (73); and an actuating handle (8) operationally connected to said slider. The inner tube is provided with a plurality of recesses (23) able to receive, at least partially, the fastener. The outer tube comprises a tunnel (31) for retaining the slider and for guiding it during displacement. The tunnel is formed by suitably shaping the outer tube. The sleeve comprises a recessed area (46) for retaining the slider and guiding it during displacement.
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International Search Report for PCT/EP2007/002323, mailed Aug. 20, 2007.
Bochna David E
Nixon & Vanderhye P.C.
OMEC S.p.A.
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