Fluid reaction surfaces (i.e. – impellers) – Sustained ancillary movement of rotary working member – Intermounted rotary members
Reexamination Certificate
2005-07-05
2005-07-05
Verdier, Christopher (Department: 3745)
Fluid reaction surfaces (i.e., impellers)
Sustained ancillary movement of rotary working member
Intermounted rotary members
C416S005000, C416S100000, C416S110000, C417S423300, C417S423500
Reexamination Certificate
active
06913443
ABSTRACT:
An oscillating arrangement for a multi-fan assembly includes a down rod assembly which is provided for connecting to a hanging assembly, on the hanging assembly is provided two sets of fixing arms which extend outwardly, two member fans are respectively mounted to the fixing arms of the hanging assembly, an end of a driving shaft of each member fan is provided with fan blades. The characteristic is that each set of the fixing arms is pivotally connected to an oscillating arrangement on which a member fan can be disposed. On the oscillating arrangement is further defined a gear cluster which is actuated by the member fan's motor, and a connecting assembly which is driven by the gear cluster. In this manner, the member fans are able to oscillate vertically.
REFERENCES:
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patent: 4730981 (1988-03-01), Kawai
patent: 6364638 (2002-04-01), Liu
patent: 6722859 (2004-04-01), Chen
patent: 6817830 (2004-11-01), Chen
patent: 6832902 (2004-12-01), Gajewski et al.
patent: 134971 (1919-11-01), None
patent: 62-48997 (1987-03-01), None
Baxley Charles E.
Verdier Christopher
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