Fluid reaction surfaces (i.e. – impellers) – Support mounting – carrier or fairing structure – Selectively adjustable impeller mount
Patent
1994-08-24
1995-07-04
Look, Edward K.
Fluid reaction surfaces (i.e., impellers)
Support mounting, carrier or fairing structure
Selectively adjustable impeller mount
416247R, 403 93, 403 97, F04D 2960
Patent
active
054294819
ABSTRACT:
An angle-adjustable joint including an upright stand having a substantially U-shaped mounting frame at the top, a fan support pivotally connected to the U-shaped mounting frame by a screw bolt and a nut, and a lock retained in a vertical groove on the U-shaped mounting frame and engaged with a tooth portion in an annular recess at one side of the fan support to lock the fan support in any of a series of angular positions, wherein the lock has a hooked portion on a projecting rod thereof inserted through a transeverse through hole on the fan support and hooked on a retaining flange at an opposite side of the fan support.
REFERENCES:
patent: 1324895 (1919-12-01), Hertz et al.
patent: 5062179 (1991-11-01), Huang
Look Edward K.
Verdier Christopher
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