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Anstalt fuer Montage Technik
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Anstalt fuer Montage Technik
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Publication date
Application filed by Anstalt fuer Montage TechnikfiledCriticalAnstalt fuer Montage Technik
Publication of ES247570A1publicationCriticalpatent/ES247570A1/en
Improvements in fastening devices for driving anchor rods in the form of spikes and the like with or without a head or threaded head in hard metal receiving materials such as concrete stone in which the thrust load by expansion exerts a blow on the anchor rod, characterized in that the thrust load can be placed in an arbitrarily adjustable position on the longitudinal axis of the apparatus comprised on one side by the recoil-absorbing piston and on the other by the anchor rod or by a thrust piece guiding the anchor rod. (Machine-translation by Google Translate, not legally binding)
ES0247570A1958-02-271959-02-26Improvements in fixing appliances (Machine-translation by Google Translate, not legally binding)
ExpiredES247570A1
(en)