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Individual
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Individual
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Priority to ES0044700UpriorityCriticalpatent/ES44700Y/en
Publication of ES44700UpublicationCriticalpatent/ES44700U/en
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Publication of ES44700YpublicationCriticalpatent/ES44700Y/en
Electric hammer, characterized in that it is composed of a cylindrical body that houses a piston whose shank is surrounded by the spring that drives forward and is joined by its other end to a U-piece whose arms act with intermittency an eccentric python that rotates with a gear wheel driven by a pinion integral with the axis of an electric motor placed perpendicularly to said cylindrical body and parallel to the handle in which the circuit breaker of the motor is mounted and which is connected by means of an armored plug. (Machine-translation by Google Translate, not legally binding)
ES0044700U1954-10-291954-10-29
Electric hammer
ExpiredES44700Y
(en)
Automatic device adaptable to manual advance drills by convirting them in automatic cycle drills (Machine-translation by Google Translate, not legally binding)