Fluid reaction surfaces (i.e. – impellers) – Support mounting – carrier or fairing structure – Selectively adjustable impeller mount
Patent
1996-03-13
1997-03-11
Look, Edward K.
Fluid reaction surfaces (i.e., impellers)
Support mounting, carrier or fairing structure
Selectively adjustable impeller mount
416247R, 416244R, F04D 2964
Patent
active
056094736
ABSTRACT:
A pivot fan which has an improved yoke and base assembly, which is easy to mold, of improved structural design, uses less material in construction, which includes a one piece molded base with a yoke, a portion of which is integral with the base and with two members which are engaged in recesses in each side of the base, and support a fan outer housing, which is retained in the yoke, and tiltable for air direction variance, which housing has an integral handle, and contains a fan motor and blade to provide airflow.
REFERENCES:
patent: 2123448 (1938-07-01), Weber
patent: 2904298 (1959-09-01), Tateishi
patent: 2954198 (1960-09-01), Lindberg et al.
patent: 4486144 (1984-12-01), Hung
patent: 5368445 (1994-11-01), Litvin et al.
patent: 5431544 (1995-07-01), Hsu et al.
Look Edward K.
Sgantzos Mark
Wobensmith, III Zachary T.
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