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Application filed by Daniel GuimaraesfiledCriticalDaniel Guimaraes
Priority to BR7903282-6UpriorityCriticalpatent/BR7903282U/en
Publication of BR7903282UpublicationCriticalpatent/BR7903282U/en
Structures Of Non-Positive Displacement Pumps
(AREA)
Abstract
<B>VENTOINHA CENTRìFUGA DE BAIXA EMISSãO DE RUìDO<D> Refere-se o presente pedido a um modelo de ventoinha centrífuga de pressurização e exaustão do ar projetado para manter em seu funcionamento o nível de ruído adequado, dentro dos limites da Legislação Trabalhista.<B> CENTRIFUGAL FAN OF LOW NOISE EMISSION <D> This order refers to a model of centrifugal fan for pressurizing and exhausting the air designed to maintain the proper noise level in operation, within the limits of the Labor Law.
BR7903282-6U1999-02-181999-02-18
Low noise centrifugal fan
BR7903282U
(en)