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PLANA SALAS J
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PLANA SALAS J
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Application filed by PLANA SALAS JfiledCriticalPLANA SALAS J
Priority to ES1971166751UpriorityCriticalpatent/ES166751Y/en
Publication of ES166751UpublicationCriticalpatent/ES166751U/en
Application grantedgrantedCritical
Publication of ES166751YpublicationCriticalpatent/ES166751Y/en
Improved shafts for canopies, characterized in that in the narrowing between the grooved ducts forming their shells for hook connection, and the sail's reinforcement lanyard, respectively, a coil spring is incorporated, appropriately attached to those leaflets, and whose ends are left introduced and immobilized inside the conduit for the reinforcement lance, while in the middle of its length, the aforementioned coil spring has a separation of its turns where it forms an inverted and protruding u, which presses strongly and constantly against birth of the hook, keeping it closed. (Machine-translation by Google Translate, not legally binding)
ES1971166751U1971-03-091971-03-09
GARRUCHO FOR SAILS PERFECTED.
ExpiredES166751Y
(en)