Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Priority to ES91838UpriorityCriticalpatent/ES91838Y/en
Publication of ES91838UpublicationCriticalpatent/ES91838U/en
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Publication of ES91838YpublicationCriticalpatent/ES91838Y/en
Structures Of Non-Positive Displacement Pumps
(AREA)
Details Of Reciprocating Pumps
(AREA)
Abstract
"DOUBLE VALVE PUMP FOR WINDSCREEN EQUIPMENT", characterized by being constituted by a bell-shaped piece of elastic material, coupled to a rigid base in which there are valves of liquid inlet and outlet, so that they come into operation, depending on the deformations of the elastic piece when being stepped on. (Machine-translation by Google Translate, not legally binding)
ES91838U1962-03-091962-03-09
Double valve pump for windshield wipers
ExpiredES91838Y
(en)