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GRAU PRAT FERNANDO
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GRAU PRAT FERNANDO
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Application filed by GRAU PRAT FERNANDOfiledCriticalGRAU PRAT FERNANDO
Priority to ES122862UpriorityCriticalpatent/ES122862Y/en
Publication of ES122862UpublicationCriticalpatent/ES122862U/en
Application grantedgrantedCritical
Publication of ES122862YpublicationCriticalpatent/ES122862Y/en
Operating, Guiding And Securing Of Roll- Type Closing Members
(AREA)
Abstract
Reducing mechanism roller shutter characterized by comprising a support resist like cross section symmetric trapezius having at the ends of its longer side a parallel perforations 80 to the symmetry axis receiving the ends of rods linked to the fixed support to which fixed by means of nuts and have located on the axis of symmetry of bearings receiving free spinning exercise a shaft on which it is mounted inside the support a provided pulley concentric side one removable pierced in the vicinity and parallel to the rim of said pulley by a screw and provided with a toothed extension thereof in which a pinion mounted with free rotation on a pivot normally located end of an arm which is an extension of a concentrically mounted and fixed cube cited shaft whose pinion in turn engages in an internal teeth that presents a disc fixed to the support in its or smaller also concentric to the same axis. (Machine-translation by Google Translate, not legally binding)
ES122862U1966-06-241966-06-24
REDUCING MECHANISM FOR ROLLER BLINDS.
ExpiredES122862Y
(en)