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Individual
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Individual
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Priority to ES1972183454UpriorityCriticalpatent/ES183454Y/es
Publication of ES183454UpublicationCriticalpatent/ES183454U/es
Application grantedgrantedCritical
Publication of ES183454YpublicationCriticalpatent/ES183454Y/es
Tuerca de sujección y cierre, de las del tipo que se constituyen a partir de un cilindro, hueco, dotado de rosca en su cara exterior, esencialmente caracterizada por incorporar, en uno de sus planos, un elemento cóncavo, cuyo grueso de pared es menor que la del cilindro siendo su cara interna prolongación de la del mismo, mientras que la exterior presenta configuración hexagonal con las aristas achaflanadas.
ES1972183454U1972-08-251972-08-25Tuerca de sujecion y cierre.
ExpiredES183454Y
(es)
Tampa de fechamento com parte de parede divisoria encaixada na circunferencia de borda,com valvulas de compensacao da pressao e vedacoes de revisao anular