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Li An Y Tavira Fernando De
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Li An Y Tavira Fernando De
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Publication of ES7103YpublicationCriticalpatent/ES7103Y/es
Closing And Opening Devices For Wings, And Checks For Wings
(AREA)
Extensible Doors And Revolving Doors
(AREA)
Abstract
Bisagras para puertas cierre automático caracterizados esencialmente por carecer de elementos que procuren ese cierre como muelles émbolos etc lográndose su funcionamiento exclusivamente por la acción de la gravedad sobra la misma masa de la puerta.