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Jeanniere Dominique Crespin de la
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Jeanniere Dominique Crespin de la
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Application filed by Jeanniere Dominique Crespin de lafiledCriticalJeanniere Dominique Crespin de la
Priority to ES4453ApriorityCriticalpatent/ES4453A1/en
Publication of ES4453A1publicationCriticalpatent/ES4453A1/en
ES4453A1884-09-021884-09-02
A mechanical procedure for the safety of elevators, hoists and the like by means of a brake system that is described.
ExpiredES4453A1
(en)
Improvements in Braking or Safety Apparatus for Arresting the Descent of Colliery Cages, Lifts, Hoists, Elevators, or the like on the Breaking of the Hoisting Rope or Cable.
An Improved Friction Clutch for Application to the Gear of Lifts, Hoists, Crabs, Winches, and similar Hoisting Machines, whereby the Load may be either Sustained or Released for Quick Descent.