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Individual
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Individual
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Priority to ES1977229420UpriorityCriticalpatent/ES229420Y/en
Publication of ES229420UpublicationCriticalpatent/ES229420U/en
Application grantedgrantedCritical
Publication of ES229420YpublicationCriticalpatent/ES229420Y/en
Improved drinking fountain for birds, of the type that includes a pool in. The one incident with it, a tubular chamber through which it connects with a water supply conduit, the mouth of the chamber that ends in the sink being blind and having been provided in said mouth a hole through which emerges a stem whose head is found in the chamber resting on the inside of the mouth with the interposition of a joint; essentially characterized in that the free mouth of the chamber has a plug affected by a water inlet hole, and between the plug and the head of the shank there is provided a helical spring with tapered ends that by one of them rests on a recess provided on the head of the stem and on the other it does so on the stopper without interfering with the passage of water. (Machine-translation by Google Translate, not legally binding)
ES1977229420U1977-06-201977-06-20
PERFECTED DRINKER FOR POULTRY.
ExpiredES229420Y
(en)