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BEYANA S L
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BEYANA S L
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Application filed by BEYANA S LfiledCriticalBEYANA S L
Priority to ES112582UpriorityCriticalpatent/ES112582Y/en
Publication of ES112582UpublicationCriticalpatent/ES112582U/en
Application grantedgrantedCritical
Publication of ES112582YpublicationCriticalpatent/ES112582Y/en
An improved pipe unloader, characterized essentially by the fact that it consists of a crank that carries on one of its ends a free sleeve, and then there is a hole in the handle to hold the end of a coil spring, type of worm, of great length, carrying on said area of subjection, a sheath, to protect its unión with said crank, and existing between sleeve and sheath a washer, to avoid friction with one another, acting the worm as a way of auger inside the drains to unblock. (Machine-translation by Google Translate, not legally binding)
ES112582U1965-04-011965-04-01
A PERFECTED PIPE UNLOCKER.
ExpiredES112582Y
(en)