ES234628A2 - Improvements in reversible hits with double helicople spring of independent action (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improvements in reversible hits with double helicople spring of independent action (Machine-translation by Google Translate, not legally binding)
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MARCAIDE ITURBE SANTOS
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MARCAIDE ITURBE SANTOS
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Priority to ES0234628ApriorityCriticalpatent/ES234628A2/en
Publication of ES234628A2publicationCriticalpatent/ES234628A2/en
Improvements introduced in the object of the main patent no. 234,591, which refers to "improvements in the reversible taps with double helical spring of independent action" which are characterized by comprising a tap or ridge of symmetrical section with respect to its axis, which is it extends in a laminar form, in whose prolongation a longitudinal groove or box is determined in which a permanent tension spring is housed and fixed, this extension ending in lateral lugs, one of which is driven in the direction of traction by a small arm that it is projected from the part or drag element and acts as a lever. (Machine-translation by Google Translate, not legally binding)
ES0234628A1957-04-021957-04-02Improvements in reversible hits with double helicople spring of independent action (Machine-translation by Google Translate, not legally binding)
ExpiredES234628A2
(en)