FOLDABLE UMBRELLA-TYPE ANCHOR WITH ARTICULATED ARMS, CROSS-LIKE SHANK, DRIVE SPRING AND RETAINING WASHER

摘要

The invention relates to an anchor composed of articulated arms (6) opening and closing with the assistance of the spring (3) seated on the cross-like shank (5). The arms secure in the closed or opened position with the aid of a configurated washer (4) which is every time pressed by the aforementioned spring for keeping the closed or opened condition the arms of the anchor. The specific configuration of the washer (4) in combination with the cross-like shank ensures the steadiness of the anchor while deterring the rotation of this last. The whole small-sized structure of the invented anchor is handy, safe, strong and steady.