Fluid apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 12, 1990
Grant Date -
N/A
app pub date -
Dec 23, 1988
filing date -
Aug 21, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A fluid apparatus comprising a motor, a blade wheel connected to the motor shaft, plural moving blades disposed along the outer circumference of the blade wheel with each moving blade shaft extending into the blade wheel and being rotatable relative to the blade wheel, small gears attached to the moving blade shaft inside the blade wheel, a large gear disposed to be level with the blade wheel so as to be geared with the small gears, an impeller connected to the large gear and housed in a casing with oil so that there may be produced a relative angle difference between the blade wheel and the large gear upon starting of the blower, and stoppers for stopping the large gear at predetermined positions with respect to the blade wheel at normal and reverse modes of the blower respectively.
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