Upright vacuum cleaner with spring loaded nozzle
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 10, 2004
Grant Date -
Sep 12, 2002
app pub date -
Mar 5, 2002
filing date -
Mar 12, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An upright vacuum cleaner includes a nozzle assembly, a canister assembly pivotally mounted to said nozzle assembly, a suction fan and drive motor and a biaser. The biaser has a first end that engages the nozzle assembly and a second end that engages the canister assembly. The biaser provides a positive downforce urging the forward end of the nozzle assembly toward the surface being cleaned.
First Claim
Family
International Classification(s)
Cited Art Landscape
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