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Individual
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Priority to ES0022457UpriorityCriticalpatent/ES22457Y/en
Publication of ES22457UpublicationCriticalpatent/ES22457U/en
Application grantedgrantedCritical
Publication of ES22457YpublicationCriticalpatent/ES22457Y/en
An improved windlass for locks, more specifically for locks with a flat key, which is essentially characterized by having a cylindrical (2) or other geometric shape in the central part of the pump or windlass (1) and in the axial direction; of greater or lesser length, in cooperation with a notch (3) disposed radially, practiced along said pump or windlass, the pump or windlass being operated by a key (4) which, in its body and in the direction longitudinal, it has a recessed or protruding part (5) of semi-cylindrical or other geometric shape, which is housed in said recess (2) of said pump or reel (1). (Machine-translation by Google Translate, not legally binding)
ES0022457U1950-02-081950-02-08
Perfected windlass for locks.
ExpiredES22457Y
(en)