Device for preventing noise in air conditioner

Details Device for preventing noise in air conditioner Device for preventing noise in air conditioner

1993-05-24

1995-05-16

Lazarus, Ira S.

Heat exchange

With thermal or acoustical blocker

415 521, 415119, 416178, 416187, F01N 700

Patent

active

054152267

ABSTRACT:
A device for preventing noise in an air conditioner including a stabilizer with different inclination angles correspondingly with the different segments of the lateral blowing fan, so that the blades of the segments of the lateral blowing fan pass the stabilizer not simultaneously but sequentially, thereby reducing noise of the revolving blades to a great degree. The device can be applied not only to separate type air conditioners but also to all types of blowing devices using lateral blowing fan and cirrocofan.

REFERENCES:
patent: 2117310 (1938-05-01), Garrott
patent: 2244398 (1941-06-01), Knowlton
patent: 2423634 (1947-07-01), Berliner
patent: 3684396 (1972-08-01), Ball
patent: 4573869 (1986-03-01), Kitamoto
patent: 5085057 (1992-02-01), Thompson
patent: 5094586 (1992-03-01), Takada
patent: 5120193 (1992-06-01), Kadle
patent: 5165855 (1992-11-01), Ricketts
patent: 5299634 (1994-04-01), Toyoda

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