Fluid reaction surfaces (i.e. – impellers) – Support mounting – carrier or fairing structure – Selectively adjustable impeller mount
Reexamination Certificate
2005-08-23
2005-08-23
Nguyen, Hoang (Department: 3748)
Fluid reaction surfaces (i.e., impellers)
Support mounting, carrier or fairing structure
Selectively adjustable impeller mount
C416S24400R
Reexamination Certificate
active
06932579
ABSTRACT:
A ratcheting mechanism for a fan having a base and a head assembly. The ratcheting mechanism has a pivot having a portion for coupling with the fan head assembly; a member disposed within a portion of the pivot; a extension portion having side walls spaced apart from one another, the pivot and member disposed between the side walls of the extension portion; a pin having a lower portion seated within a base portion of the extension portion, an upper portion of the pin resiliently placed against the collar; and a coupling placed through a central portion of the side walls and the pivot for compressing the side walls against the pivot to maintain a position of the fan head assembly and allowing bi-directional pivoting of the pivot relative to the extension portion in a range of greater than 45 degrees absent a tightening and a loosening of the coupling.
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PCT International Search Report for Application No. PCT/US 03/25493, mailed Mar. 12, 2004.
Cichetti, Sr. Michael D.
Orr Paul W.
Lasko Holdings Inc.
Nguyen Hoang
RatnerPrestia
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