FAN FOR COOLING TOWER Russian patent published in 1998 - IPC

Abstract RU 2123139 C1

FIELD: pumping working medium through cooling towers. SUBSTANCE: spars of fan blades are coupled integral with hub. Adjacent spars of adjacent blades are fastened together and unit of their attachment is connected with hub. If number of spars of one blade is odd, attachment unit of adjacent spars is connected with hub by means of interconnection strip. If number of spars is even, no interconnection strip is required. In this case, fan is driven through internal gearing whose drive wheel is located eccentrically. Adjacent spars may change into one another at bend. EFFECT: improved strength characteristics of fan impeller. 5 cl, 7 dwg

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RU 2 123 139 C1

Authors

Fedjaev V.L.

Jakupov N.M.

Nurullin R.G.

Reutov S.L.

Jastrebov M.M.

Kireev Ju.A.

Komissarov A.P.

Jakimov E.V.

Shishkin A.A.

Khismatullin A.N.

Dates

1998-12-10Published

1996-05-22Filed