ES246358A1 - Improvements in the construction of multiple drilling machines. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improvements in the construction of multiple drilling machines. (Machine-translation by Google Translate, not legally binding)
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FERNANDEZ CORTA FRANCISCO
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FERNANDEZ CORTA FRANCISCO
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Priority to ES0246358ApriorityCriticalpatent/ES246358A1/en
Publication of ES246358A1publicationCriticalpatent/ES246358A1/en
Improvements in the construction of multiple drilling machines characterized because their main axis is integral with an eccentric plate that has a circular groove on its outer face, which partly houses intermediate balls between the plate and a disc coupled to it by contact with those balls whose disc has turn on the other side and on a diametrols housings for some eccentric pivots of each of the axes portaherramiendoiendo these axes and the main machine assembled in the corresponding ball bearings. (Machine-translation by Google Translate, not legally binding)
ES0246358A1959-01-031959-01-03Improvements in the construction of multiple drilling machines. (Machine-translation by Google Translate, not legally binding)
ExpiredES246358A1
(en)