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Refrey S A
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Refrey S A
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Priority to ES459589ApriorityCriticalpatent/ES459589A1/en
Publication of ES459589A1publicationCriticalpatent/ES459589A1/en
Improved sewing machine, characterized in that the transmission between the main shaft and the shuttle is performed by a set of bevel gears with a 1: 1 transmission ratio to a vertical axis housed in the column of the machine arm and on which, it goes internally coupled a driving part or crank that in cooperation with a connecting rod transforms the continuous circular movement of that in another rectilinear alternative that is transmitted by the other joint of the rod to a sliding guide on a slide, arranged below the base plate and in the longitudinal direction. (Machine-translation by Google Translate, not legally binding)
ES459589A1977-06-081977-06-08Perfected sewing machine. (Machine-translation by Google Translate, not legally binding)
ExpiredES459589A1
(en)
Auxiliary device for the conversion of synthetic fiber cables, in floca of semipentinado. (Machine-translation by Google Translate, not legally binding)
A perfected handling apparatus for moving a working member in vaiven, for example for feeding metal sheet pieces to a press line. (Machine-translation by Google Translate, not legally binding)